BK Precision XLN3640 User Manual
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BK Precision XLN3640 User Manual

High power programmable dc power supply
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Model: XLN3640, XLN6024, XLN8018, XLN10014
High Power Programmable

DC Power Supply

USER MANUAL
Visit us at www.TestEquipmentDepot.com
99 Washington Street
Melrose, MA 02176
Phone 781-665-1400
Toll Free 1-800-517-8431

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  • Page 1: Dc Power Supply

    99 Washington Street Melrose, MA 02176 Phone 781-665-1400 Toll Free 1-800-517-8431 Visit us at www.TestEquipmentDepot.com Model: XLN3640, XLN6024, XLN8018, XLN10014 High Power Programmable DC Power Supply USER MANUAL...

  • Page 2: Safety Summary

    Safety Summary The following safety precautions apply to both operating and maintenance personnel and must be observed during all phases of operation, service, and repair of this instrument. Before applying power, follow the installation instructions and become familiar with the operating instructions for this instrument. Failure to comply with these precautions or with specific warnings elsewhere in this manual violates safety standards of design, manufacture, and intended use of the instrument.

  • Page 3: Warnings And Cautions

    DO NOT SUBSTITUTE PARTS OR MODIFY THE INSTRUMENT Do not install substitute parts or perform any unauthorized modifications to this instrument. Return the instrument to B&K Precision for service and repair to ensure that safety features are maintained. WARNINGS AND CAUTIONS WARNING and CAUTION statements, such as the following examples, denote a hazard and appear throughout this manual.
  • Page 4 Store/Move/Maintain Storage When this device is not in use, properly package it and store it in an environment suitable for storage (if present in a good preserving environment, the packaging process can be waived). Freight While moving this product, move it by using the original packaging to pack this product in advance.

  • Page 5: Table Of Contents

    Power-line voltage ................10 Fuses ....................10 Warm-up Time ................. 11 Power-off procedure ................ 11 Cautions in Operation ..............11 Front Panel Operation ................12 XLN3640/XLN6024/XLN8018/XLN10014 Panel ......12 3.1.1 Front Panel ................. 12 3.1.2 Rear Panel .................. 30 Operation Instructions ................. 34 Voltage Setting.................
  • Page 6 Control Voltage Output with Rotary knob ........35 Timer Function ................35 Series (cascade) / Parallel Mode Setting ......... 36 4.8.1 Parallel Connection Setting ............36 4.8.2 Series Mode Setting ..............38 4.8.3 Error Message of Series/Parallel Connection ......41 External Tuning Setting ..............
  • Page 7 State Bit Definition ................74 LAN Communication (-GL versions) ..........75 Using Web Server................... 75 Main Page (Home) .................. 75 Using Telnet .................... 78 Using Sockets ..................78 Assemble Accessories ................79 Assemble Rack Mount Brackets ............. 79 Assembly of Output Protective Cover (XLN6024/XLN8018/XLN10014) ..........

  • Page 8: Preface

    5760 watts can be generated. With four XLN10014 connected in series, the maximum output voltage can reach 400 V. With four XLN3640 connected in parallel, the output current can reach up to 160 A.

  • Page 9: Features

    Features 1) Output Voltage & Current Voltage output range: 0 -- 36V (XLN3640) / 0 -- 60V (XLN6024) 0 -- 80V (XLN8018) / 0 -- 100V (XLN10014) Current output range: 0 -- 40A (XLN3640) / 0 -- 24A (XLN6024) 0 -- 18A (XLN8018) / 0 -- 14.4A...
  • Page 10 The series-parallel connection mode of two or more units (maximum to 4 units) significantly increases the combined output power to a maximum of 5760 W. In parallel connection mode of four XLN3640 the maximum output is 36 V/160 A; and in series connection mode of four XLN10014, the maximum output is 400 V/14.4 A.

  • Page 11: Specifications

    Specifications XLN3640/XLN6024 Specifications XLN3640 XLN6024 Output Rating Output Voltage 0--36 V 0--60 V Output Current 0--40 A 0--24 A Output Power 1440 W 1440 W Output Protection OVP Adjustment Range 2--38 V 3--64 V OVP Accuracy 200 mV 300 mV Line Regulation ≤...
  • Page 12 General Average Command Response <50 ms <50 ms Time 0.99 0.99 Power Factor Correction (Full load) (Full load) Remote Sense Compensation ≤ 15 ms ≤ 20 ms Rising Time at Full Load ≤ 15 ms ≤ 20 ms Rising Time at No Load ≤...
  • Page 13 XLN8018/XLN10014 Specifications XLN8018 XLN10014 Output Rate 0～80 V 0～100 V Output Voltage 0～18 A 0～14.4 A Output Current Output Power 1440 W 1440 W Output Protection 4～85 V 5～105 V OVP Adjustment Range OVP Accuracy 400 mV 500 mV Line Regulation ≤...
  • Page 14 Average Command <50 ms <50 ms Response Time ≥ 0.99 ≥ 0.99 Power Factor Correction (Full load) (Full load) Remote Sense Compensation ≤ 25 ms ≤ 30 ms Rising Time at Full Load ≤ 25 ms ≤ 30 ms Rising Time at No Load ≤...
  • Page 15 Features of models XLN3640/XLN6024/XLN8018/XLN10014:  Graphical, easy to read LCD display  Compact, high efficiency and power density  40 A output connector for quick connectivity  Convenient numerical & function keys  Store and recall 10 instrument settings ...

  • Page 16: Cautions Before Using

    Cautions Before Using Check and Confirm Accessories before Using After receiving this product, please verify the items received in accordance with the ones listed below: The appearance of the products is without scratch or other damages. Standard parts as shown in parts list of section 8. Operation Instructions In order to avoid damaging the instrument due to improper operation, be sure to read this user manual.

  • Page 17: Storage

    Storage The storage temperature range of this product is within -10ºC - 70ºC and R.H. should be within 80% without moisture condensing. If not operating this product for a long time interval, pack it with original packaging or similar one and put it in a dry place without exposure to direct sunlight. Power-line voltage Rated AC power source connected to this product is within 100 V-240 V (refer to the Product Specification for details).

  • Page 18: Warm-Up Time

    Warm-up Time The XLN series is fully operable upon switching the power on. However, to reach the specified equipment accuracy, please allow the supply to warm up for at least 30 minutes. Power-off procedure When the supply is not in use, be sure to turn the power switch on the panel to the OFF position to turn off the power.

  • Page 19: Front Panel Operation

    Front Panel Operation XLN3640/XLN6024/XLN8018/XLN10014 Panel 3.1.1 Front Panel Power switch: Please consult the “Cautions before use” section before turning on power switch. Display: 192x32 Graphic LCD Module Current setting Press to set up the current limit. Voltage setting Press to set up the output voltage.
  • Page 20 ESC/CLR Press this button to clean up numerical setting or jump to the previous screen. Numerical keys They are used to directly input the voltage or current value or choose the setting option in Menu screen. Down/Right/Store This key is a multi-function key for the following three functions: Down: In “Menu Setting”...
  • Page 21 (11) Output Control the On/Off of the output power. (12) The rotary knob: Use this knob to adjust voltage or current (press first to let cursor display first). This is adjustable when output is ON. (13) Enter This key is the confirmation key of current or voltage setting value; or press under output status to dynamically adjust voltage (at CV mode) or current (at CC mode).
  • Page 22 1 . SYSTEM SETTING 2 . OUTPUT SETTING 3 . PROTECTION LL L 7 . TIMER CONTROL 8 . CALIBRATION 9 . CHAIN SETTING SYSTEM SETTING: Pressing key in the first page of Menu Setting will enter the following “SYSTEM SETTING” menu. = L FF REMOTE CONTROL: Choose the remote interface (USB/GPIB/ETHERNET)
  • Page 23 Data bit Parity check : none Stop bit *When entering the Remote mode, screen will present RMT indicator as shown in the following picture. Set up GPIB ADDRESS (1-30) GPIB ADDRESS: EXTERN CONTROL: Set up the external control to voltage control (VOLT 0-10 V or 0-5 V), resistance control (RES 0-5K) or off (OFF).
  • Page 24 Turns the Buzzer ON/OFF BEEP: LCD BACKLIT: Set the backlight of the LCD to Always ON or OFF after 1/5/10/30 minutes RECALL DEFAULT: Restores manufacturer default settings Ext 5V OUTPUT: Turns the extra 5V power output (on the rear panel) ON/OFF. Users can set the output state of the supply POWER ON STATE: when powered on.
  • Page 25 Upper limit of the output voltage setting VOLT LIMIT: Upper limit of the output current setting CURR LIMIT: VOLT SLEW RATE: Voltage ascending/descending slope (XLN3640: 0.01 - 2.4V/ms) (XLN 6024:0.01 - 3V/ms) (XLN 8018:0.01 - 3.2V/ms (XLN 10014:0.01 - 3.3V/ms)
  • Page 26 Current ascending/descending slope CURR SLEW RATE: (XLN 3640:0.01 - 2.5A/ms) (XLN 6024:0.01 - 1.2A/ms) (XLN 8018:0.01 - 0.72A/ms (XLN 10014:0.01 - 0.48A/ms) Turns on/off the connector drop calibration CONNECTOR DROP: function External voltage control full-scale setting. EXT FULL VOLT: Select between 10 V or 5 V for full-scale control.
  • Page 27 from CV to CC mode CC TO CV: Enable/disable the protection of the change from CC to CV mode SERIES/PARALLEL SETTING Press in the second screen of Menu Setting to enter SERIES/PARALLEL menu. SELECT MODE: Choose series or parallel operation mode.
  • Page 28 6.1 CURRENT COUNTER TEST: Press to enter the CURRENT COUNTER TEST screen. = 1 . = 1 . Refer to “Current Counting” section for the detailed setting procedure. 6.2 PROGRAM MODE: Press to enter the PROGRAM MODE menu. Before running the program, user needs to input the programmed values through the USB or GPIB interface into the power supplies.
  • Page 29 Press in the third page of Menu Setting to enter TIMER CONTROL screen. Turn on/off TIMER function. TIMER: Set up OUTPUT ON time (Max:999Hr 59Min TIME: 59Sec) 8. CALIBRATION Press in the third page of “Menu Setting” to enter CALIBRATION menu. Users must enter the password to access calibration mode.
  • Page 30 password “13579” to enter the following calibration menu screen: Figure 1 B. Press “1” to access Voltage Calibration Procedure.
  • Page 31 D. According to voltage value displayed on DVM, fill in the values for their corresponding functions and press ENTER. If any DVM read-back value at each voltage function does not fit with the following table below, please inspect the hardware. XLN3640 Function Setting Range of Read-Back Value Value 1.8V...
  • Page 32 MIDH 48 - 58 V 69 - 83 V XLN10014 Function Setting Range of Read-Back Value Value 4.5 - 5.5 V MIDL 29.7 - 36.3 V MIDH 59 - 72 V 85 - 104 V E. When pressing ENTER at Hi function, and the calibration data values will be stored in FLASH and unit will return to calibration main screen.
  • Page 33 Lo = C. Jump to Hi function when completed. Lo = D. Press ENTER to access OVP calibration procedure at High function. Lo = l i b a i n . . . F. After completing the above steps, calibration value will be stored in FLASH and unit will return to the calibration main screen.
  • Page 34 measurement fixture. According to voltage value shown on DVM, fill in that value that corresponds to the function and press ENTER key. Figure 2 = L 1...
  • Page 35 C. Please inspect the hardware if the current value is inconsistent with the value in the tolerance error table below after the calibration values of each function is changed to actual current value. XLN3640 Function Setting Range of Transformation Value 0.1A...
  • Page 36 XLN10014 Function Setting Range of Transformation Value 0.03625A 0 - 0.1 A MIDL 4.7A 4.2 - 5.2 A MIDH 9.5A 8.55 - 10.45 A 13.7A 12.33 - 15.07 A D. The calibration value will be stored in FLASH after pressing ENTER at Hi function.

  • Page 37: Rear Panel

    3.1.2 Rear Panel Cooling fans: The supply automatically adjusts fan’s rpm according to the load condition. (16) Cooling fan: The rear cooling fan speed is temperature control. (17) Power output terminal: Please pay attention to the correct polarities when making connection. (18) RMT/LCL Sense: When Remote sense is selected, the wire connection can be setup as follows (shown in the figure below): positive sense (+S) and positive...
  • Page 38 When Local sense is selected, the wire connection can be setup as follows (shown in the figure above):positive sense (+S) is connected to the positive lead (+) and negative sense (-S) is connected to the negative lead (-), whereas the positive lead (+) of the DC output is connected to the positive end (+) of the device and the negative lead (-) of the DC output is connected to the negative end (-) of the device under test.
  • Page 39 0 - 5 VDC, which corresponds to the output voltage of 0 - 36 V for XLN3640, 0 - 60 V for XLN6024, 0 - 80 V for XLN8018, and 0 - 100 V for XLN10014 and corresponding to the output current of 0 - 40 A for XLN3640, 0 - 24 A for XLN6024, 0 - 18 A for XLN8018, and 0 - 14.4 A...
  • Page 40 WARNING: This PRODUCT is designed meeting safety code and has passed the related qualification test. In case no output cable is connected, close the protection cover and fasten the screws in so as to protect user from electric shock or other hazards.

  • Page 41: Operation Instructions

    Operation Instructions Voltage Setting Press and set the output voltage by pressing the numerical keys directly, and then press to confirm the setting. = 15 Current Setting Press and set the output current by pressing the numerical keys directly and then press to confirm the setting.

  • Page 42: Voltage Output

    to confirm it. Now the cursor will move to the value setting for the OCP on the right hand side. Enter the OCP value by pressing the numerical keys. 4 1 4 Voltage Output After the voltage, current and protection settings are entered, press output voltage.

  • Page 43: Series (Cascade) / Parallel Mode Setting

    While connecting four sets of XLN3640/XLN6024/XLN8018/XLN10014 in parallel, the wiring should be setup like the following: After wiring is complete, configure one XLN3640 / XLN6024 / XLN8018 / XLN10014 as the Master and the other three are Slave A, B and C. After one of...
  • Page 44 Master. Therefore, in order to correctly configure the correctly, user must set up the Slaves before the Master is set. To set a XLN3640/XLN6024/XLN8018/XLN10014 to slave mode, press in the main screen to enter the series/parallel , and setting option.

  • Page 45: Series Mode Setting

    XLN3640/XLN6024/XLN8018/XLN10014 is in their output states or there will be a Master’s communication failure and an error message will be displayed. After power-off, if you want to keep the previous series/parallel setting, please turn on the Slave first. Then turn on the Master.
  • Page 46 Slaves that are connected to the Master. Therefore, in order to setup correctly, user must set up the Slaves before the Master is set. To set a XLN3640/XLN6024/XLN8018/XLN10014 to the slave mode, press in the main screen to enter the series/parallel , and setting option.
  • Page 47 start searching for all Slaves, as shown below. If wiring is correct, this screen will appear: After receiving the control command from the Master, all Slaves will be locked on the SLAVE screen and all keys except are disabled so that slaves cannot be operated by pressing front keys.

  • Page 48: Error Message Of Series/Parallel Connection

    4.8.3 Error Message of Series/Parallel Connection If the RS485 wiring is wrong or the signal is not correct, the Master will display the following message in the screen for searching Slaves: If more than one Master is being set in the series/parallel operation mode, the following message will be displayed.

  • Page 49: External Tuning Setting

    “system setting” screen. Since the external control circuit uses a 12bit D/A converter for 0 - 36 V for XLN3640 (or 0 - 60 V for XLN6024 or 0 - 80 V for XLN8018 or 0 - 100 V for XLN10014) output voltage and 0 - 40A for...

  • Page 50: Timer Of Current Flow

    XLN3640 (or 0 - 24 A for XLN6024 or 0 - 18 A for XLN8018 or 0 - 14.4 A for XLN10014) output current, the resolution of voltage and current will be different in response. The screen will show similar to the following (accuracy is 10mV): V = 36.00 V...

  • Page 51: Programmable Capability (Scpi Command Only)

    L L ! 4.11 Programmable Capability (SCPI Command Only) Models XLN3640/XLN6024/XLN8018/XLN10014 provides the capability to support list mode, which allows users to download a small program to internal memory and execute a program from there. There are memory spaces to store...
  • Page 52 10 programs that can have 150 steps in total for setting purpose. This can only be programmed remotely via USB, GPIB, or LAN with SCPI commands or with the included software. Each program does not restrict the step quantity, however, the sum of 10 programs are restricted to 150 steps. For each program users can set up how many times to repeat the program.
  • Page 53 PROG:STEP:ONT 0.1 PROG:STEP 3 Choose step 3 PROG:STEP:CURR 1 PROG:STEP:VOLT 15 PROG:STEP:ONT 0.1 PROG:STEP 4 Choose step 4 PROG:STEP:CURR 1 PROG:STEP:VOLT 20 PROG:STEP:ONT 0.1 PROG:STEP 5 Choose step 5 PROG:STEP:CURR 1 PROG:STEP:VOLT 15 PROG:STEP:ONT 0.1 PROG:STEP 6 Choose step 6 PROG:STEP:CURR 1 PROG:STEP:VOLT 10 PROG:STEP:ONT 0.1...
  • Page 54 Example 2: To output the wave form shown above, the following example program can be used. PROG 2 Choose program number PROG:CLE Clear program 2 data PROG:REP 0 No repeat after running this program PROG:TOTA 8 Set program 2 to have 8 steps in total PROG:STEP 1 Settings for step 1 PROG:STEP:CURR 2...
  • Page 55 PROG:STEP:CURR 2 PROG:STEP:VOLT 5 PROG:STEP:ONT 0.5 PROG:STEP 7 Choose step 7 PROG:STEP:CURR 2 PROG:STEP:VOLT 20 PROG:STEP:ONT 0.5 PROG:STEP 8 Choose step 8 PROG:STEP:CURR 2 PROG:STEP:VOLT 0 PROG:STEP:ONT 0.5 PROG:NEXT 0 Select next program to run after program 2 is complete, 0 means stop PROG:SAV After edit, use Save command to store program 2 in the hardware...
  • Page 56 Example 3: If it needs to execute Program 2 right after Program 1 is executed then program 1 shall be modified to have NEXT 2 command. The following steps can be taken for the modification and execute the programs. PROG 1 Select program 1 PROG:NEXT 2 Change the NEXT command from...

  • Page 57: Multi-Unit Connection Mode (Rs485)

    4.12 Multi-unit Connection mode (RS485) XLN3640 / XLN6024 / XLN8018 / XLN10014 can use RS485 to provide multi-units series connection function for up to 30 units (If more than 10 units, please add a 120Ω resistor terminator in the last unit as shown in the below figure.
  • Page 58 SYSTEM CONTROL COMMAND: Command Description ================================================== CADR followed by address, which can be 1 to 30 and is used to access the power supply CCLS Clear status CRST Reset command. Brings the power supply to a known state CIDN? Returns the power supply model identification CREV? Returns the firmware version CSN?
  • Page 59 COC? Returns the OCP setting level COCP Sets the OCP on/off COCP? Returns the OCP on/off Sets the OPP level COP? Returns the OPP setting level COPP Sets the OPP on/off COPP? Returns the OPP on/off CMODE? Returns the power supply operation mode ================================================== SYNCHRONOUS CONTROL COMMAND: Command...
  • Page 60  OK CADR 7  OK CPV 20 Q3. How to set up Output for Address 7 on the system?  OK CADR 3  OK COUT 1 Q4. How to read back Voltage value for Address 1 on the system? ...

  • Page 61: Protection And Error Messages

    Protection and Error Messages Over-voltage Protection (OVP) When the OVP is activated and voltage measured exceeds the setting point of protected voltage, the system will enter the “Over Voltage Protect” mode that will shut off the output and show OVP on the display. Press to reset the protection mode and deactivate the buzzer.

  • Page 62: Constant Voltage Protection (Cv To Cc)

    Constant Voltage Protection (CV TO CC) When this function is activated, the power supply will stay in CV mode. If load changes force the system to transition from CV to CC (constant current) mode, the system will enter the “CV TO CC Protect” state that will shut off the output and display the CVC message on the screen.

  • Page 63: Low Voltage Protection (Acd)

    Low Voltage Protection (ACD) When the machine has detected abnormally low AC power input, system will enter the “AC Detect Low Protect” mode that will shut off output and display the error message shown in the following figure. Press to reset the protection and deactivate buzzer.

  • Page 64: Remote Interface Communication Protocol

    XLN3640/XLN6024/XLN8018/XLN10014 supply through a computer or a terminal equipped with IEEE-488.2 GPIB or USB interface. Additionally, it allows remote control and monitoring. SCPI IEEE-488.2 version supports multi units control capability that allows a user to control up to 32 XLN3640/XLN6024/XLN8018/XLN10014 units. Parameters Definition Type Valid Arguments <boolean >...

  • Page 65: The Error/Event List

    characters at the end of each command when programming. The Error/Event List SCPI interface can offer an error/event list that contains up to 10 errors/events. Users can read the errors/events through the “error?” command in a first-in first-out manner. Once an error/event is read, the read process will clear it from the memory.

  • Page 66: Remote Communication Protocol

    Remote Communication Protocol Command Description ADDRess set the address of the machine ADDRess? return the address of the machine BEEP set beep on(1) or off(0) clear protect status CURRent set current CURRent? return current setting ERRor? return error message IOUT? current readback ISET set current...
  • Page 67 Examples: Q 1:How to set GPIB address? ADDR 10 ==>address is 10 Q 2:How to read back GPIB address? ADDR? ==>return GPIB address ADDRESS? ==>return GPIB address Q 3:How to set up buzzer? BEEP 1 ==>trigger beep to on BEEP off ==>trigger beep to off Q 4:How to clear the protecting state? ==>clear protect status...
  • Page 68 Q 11:How to read the current outputting value? IOUT? ==>return current output Q 12:How to lock buttons and the rotary knob? LOCK 1 ==>lock the keypad and knob LOCK ON ==>lock the keypad and knob Q 13:How to read the product model number? MODEL? ==>return machine model name Q 14:How to set up OVP function?

  • Page 69: Scpi Conformity Information

    SCPI Conformity Information The XLN series is entirely compatible with all IEEE-488.2 and SCPI commands (1995). Commands are included in SCPI commands (in Vol. 2, 1995). 6.5.1 Common SCPI commands Command Explanation *CLS Clear status (include error code) *IDN? Response:<Manufacturer>, <model>, <serial number>, <firmware type, &...

  • Page 70: Scpi Command Subsystem

    *CLS 6.5.2 SCPI Command subsystem ABORt Abort the Output Action FETCh Fetch Subsystem :CURRent? Return the fetched output current :VOLTage? Return the fetched output voltage MEASure Measure subsystem :CURRent? Return the measured output current :VOLTage? Return the measured output voltage MEMory Memory Subsystem <NR1 | ? >...
  • Page 71 from 1 - 10 :CLEar clear program n parameters :ALL clear all program parameters :NEXT <NR1 | ? > ser or return next program number (1 - 10 , 0 for end) :REPeat <NR1 | ? > set or return repeat times (max. 50000) :RUN<Boolean | ? >...
  • Page 72 :MODE <OFF/0,PARALLEL/1,SERIES/2|? > set or return parallel/series mode :TYPE <MASTER/0,SLAVEA/1,SLAVEB/2,SLAVEC/3|?> set or return master/slave setting [SOURce] Source Subsystem :CURRent <NRf | ? > set or return current level:0-40/0-24A :PROTection <Boolean | ? > set or return over-current state :LEVel <NRf | ? > set or return over-current level :VOLTage <NRf | ? >...
  • Page 73 :LOCK <Boolean | ? set or return key lock state :LCD :BL <Boolean | ? > set or return LCD backlight state :POWer :CURRent <NRf | ? > set or return user define current level :STATe <Boolean | ? > set or return user define output state :TYPE <OFF/0,LAST/1,USER/2 | ? >...
  • Page 74 Examples: Q 28:How to cancel all actions? ABOR ABORT Q 29:How to fetch current value? FETC:CURR? FETCH:CURRENT? Q 30:How to fetch voltage value? FETC:VOLT? FETCH:VOLTAGE? Q 31:How to measure current? MEAS:CURR? MEASURE:CURRENT? Q 32:How to measure voltage? MEAS:VOLT? MEASURE:VOLTAGE? Q 33:How to set up and read back the specific memory set? MEM 1 MEMORY 3 MEM?
  • Page 75 MEM:ISET? MEMORY:ISET 25 MEMORY:ISET? Q 36:How to save data to memory set? MEM:SAVE MEMORY:SAVE Q 37:How to set up and cancel output? OUT ON OUTPUT 0 Q 38:How to set up and read back the voltage limit? OUT:LIM:VOLT 30 OUT:LIM:VOLT? OUTPUT:LIMIT:VOLTAGE 35 OUTPUT:LIMIT:VOLTAGE? Q 39:How to set up and read back the current limit?
  • Page 76 Q 43:How to read back the protection state? PROT? PROTECTION? Q 44:How to set up and read back the CC to CV protection state? PROT:CCCV ON PROT:CCCV? PROTECTION:CCCV 0 PROTECTION:CCCV? Q 45:How to set up and read back the CV to CC protection state? PROT:CVCC ON PROT:CVCC? PROTECTION:CVCC 0...
  • Page 77 SOURCE:CURRENT:PROTECTION:LEVEL? Q 49:How to set up and read back the overpower protection state? PROT:OPP ON PROT:OPP? PROTECTION:OPP 0 PROTECTION:OPP? Q 50:How to set up and read back the overpower protection point? PROT:OPP:LEV 30 PROT:OPP:LEV? PROTECTION:OPP:LEVEL 40 PROTECTION:OPP:LEVEL? Q 51:How to set up and read back the overvoltage protection state? PROT:OVP ON PROT:OVP? PROTECTION:OVP 0...
  • Page 78 SYSTEM:E5V 0 Q 55:How to read back error code? SYS:ERR? SYSTEM:ERROR? Q 56:How to set up and read back the external adjustment state? SYS:EXT VOLT SYS:EXT? SYSTEM:EXTERNAL RESISTANCE SYSTEM:EXTERNAL? Q 57:How to set up and read back the GPIB address? SYS:GPIB:ADDR 5 SYS:GPIB:ADDR? SYSTEM:GPIB:ADDRESS 6...
  • Page 79 SYS:POW:TYPE? SYS:POWER:TYPE USER SYS:POWER:TYPE? SYSTEM:GPIB:ADDRESS? Q 63:How to set up and read back the voltage under user-defined booting mode? SYS:POW:VOLT 10 SYS:POW:VOLT? SYSTEM:POWER:VOLTAGE 20 SYSTEM:POWER:VOLTAGE? Q 64:How to set up and read back the current under user-defined booting mode? SYS:POW:CURR 10 SYS:POW:CURR? SYSTEM:POWER:CURRENT 20 SYSTEM:POWER:CURRENT?
  • Page 80 Q 69:How to set up and read back the output voltage? SOUR:VOLT 30 SOUR:VOLT? SOURCE:VOLTAGE 35 SOURCE:VOLTAGE? Q 70:How to set up and read back the output current? SOUR:CURR 40 SOUR:CURR? SOURCE:CURRENT 35 SOURCE:CURRENT? Q 71:How to set up and read back parallel/series mode? PS:MODE PARALLEL PS:MODE? PS:MODE 2...

  • Page 81: State Bit Definition

    State Bit Definition When “STATE?” command is used, the system will return three (3) bytes in the order as shown below. Byte 2 Byte 1 Byte 0 bit 7 - bit 0 bit 7 - bit 0 bit 7 - bit 0 The definition of each bit is described in the following: byte 0: bit 7...

  • Page 82: Lan Communication (-Gl Versions)

    LAN Communication (-GL versions) XLN series power supplies provide three LAN control modes, including Web server, Telnet and Sockets. First, enter the first Item “System Setting” on the menu to set the interface selection (Remote Control) to Ethernet. Then, select IP setting procedure as Static.
  • Page 83 The main page shows all the basic message and network information. Setting Page (Configuration) This page allows you to setup protection settings and reset/setup password for the system.
  • Page 84 Status Page (Status) Display the status of the system. If any error codes are shown, please refer to “Error/Event list” section for details. Web Control This page allows user to set up voltage/current and output. Additionally, the display will allow monitoring of the output voltage/current value (JAVA support is required for display).

  • Page 85: Using Telnet

    Using Telnet The power supply can be controlled via Telnet over the Ethernet interface. Simply go into command prompt under MS-DOS and enter: Telnet <DeviceIP> 5024 (<Device IP> is IP address of the unit; 5024 is the Telnet port). A welcome message will be shown as below: Input SCPI command to communicate with the system, such as below: Using Sockets All XLN series use port 5025 to provide the standard function for SCPI...

  • Page 86: Assemble Accessories

    Assemble Accessories Assemble Rack Mount Brackets The XLN3640/XLN6024/XLN8018/XLN10014 is designed to fit in a space of one rack unit (1U) and can be mounted in a standard 19-inch rack panel or cabinet. Rack mount brackets must be assembled before mounting the unit in a rack.

  • Page 87: Assembly Of Output Protective Cover (Xln6024/Xln8018/Xln10014)

    Assembly of Output Protective Cover (XLN6024/XLN8018/XLN10014) Safety regulation requests protective cover when the output voltage is higher than 45 VDC. Therefore, there are protective covers for the output connectors for the XLN6024/XLN8018/XLN10014. Refer to the following figure for the assembly/disassembly of the output protective cover. Step 1 Step 2 Step 3...

  • Page 88: Assembly Of Remote Sense Protective Cover

    Assembly of Remote Sense Protective Cover (XLN6024/XLN8018/XLN10014) Safety regulation requests protective cover when the voltage is higher than 45 VDC. Therefore, there are protective covers for the remote sense connectors for the XLN6024/XLN8018/XLN10014. Refer to the following figure for the assembly/disassembly of the remote sense protective cover.

  • Page 89: Accessories

    Accessories Product Name: XLN3640/XLN6024/XLN8018/XLN10014 Parts List: Item Name & Specification Remarks Terminal Block for Rapid Plug Connector XLNRC Output Rapid Connector Includes two solder plugs Rack mount Bracket kit Handle bar kit Operation Manual XLNPC Power Cord Test Report and Certificate of...

  • Page 91: Service Information

    Service Information Warranty Service: Please go the support and service section on our website to obtain a RMA #. Return the product in the original packaging with proof of purchase to the address below. Clearly state on the RMA the performance problem and return any leads, probes, connectors and accessories that you are using with the device.

  • Page 92: Limited Three-Year Warranty

    Limited Three-year Warranty B&K Precision Corp. warrants to the original purchaser that its products and the component parts thereof, will be free from defects in workmanship and materials for a period of three years from date of purchase. B&K Precision Corp. will, without charge, repair or replace, at its option, defective product or component parts.
  • Page 93 22820 Savi Ranch Parkway Yorba Linda, CA 92887 © 2010, 2009 B&K Precision Corp. Printed in Taiwan v061713...

  • Page 94: Power Supply

    Model: XLN15010, XLN30052, XLN60026 High Power Programmable DC Power Supply USER MANUAL...
  • Page 95 Safety Summary The following safety precautions apply to both operating and maintenance personnel and must be observed during all phases of operation, service, and repair of this instrument. Before applying power, follow the installation instructions and become familiar with the operating instructions for this instrument. Failure to comply with these precautions or with specific warnings elsewhere in this manual violates safety standards of design, manufacture, and intended use of the instrument.
  • Page 96 DO NOT SUBSTITUTE PARTS OR MODIFY THE INSTRUMENT Do not install substitute parts or perform any unauthorized modifications to this instrument. Return the instrument to B&K Precision for service and repair to ensure that safety features are maintained. WARNINGS AND CAUTIONS WARNING and CAUTION statements, such as the following examples, denote a hazard and appear throughout this manual.
  • Page 97 Store/ Maintain Storage When this device is not in use, properly package it and store it in an environment suitable for storage (if present in a good preserving environment, the packaging process can be waived). Freight While moving this product, move it by using the original packaging to pack this product in advance.
  • Page 98 Table of Contents 1. Introduction ............5 Product Summary ............. 5 Features ................5 Specifications..............7 Package Contents .............. 9 Environmental Conditions ..........10 Storage ................10 Installing Rackmount Brackets ........11 Removing Protective Covers .......... 12 Connecting AC Input ............13 1.10 Fuses ................
  • Page 99 Overvoltage Protection OVP .......... 32 Overcurrent Protection OCP ........... 33 Overpower Protection OPP ..........33 Voltage Output ..............33 2.10 Control Voltage Output with Rotary knob ...... 33 2.11 Timer Function ............... 34 2.12 Parallel Mode Setting ............. 34 2.12.1 Error Message of Parallel Connection ........36 2.13 External Analog Interface ..........
  • Page 100 4. Remote Communication ........61 Interface Connection ............61 Parameters Definition ............. 66 The Error/Event List ............67 Remote Communication Protocol ........69 SCPI Conformity Information ........72 4.5.1 Common SCPI commands ............72 4.5.2 SCPI Command subsystem............73 State Bit Definition ............84 Multi-Unit Programming Commands ......

  • Page 101: Introduction

    Introduction Product Summary B&K Precision’s high voltage XLN series are programmable DC power supplies with single outputs that offer maximum power output up to 1560 W. With a 16-bit D/A, A/D converter embedded, the power supplies provide voltage and current resolution of 1 mV and 1 mA. By connecting up to 4 power supplies in parallel, maximum output power can reach 6240 W.
  • Page 102 3) Precise voltage and current measurement Besides the precise output, the high voltage XLN series also offers the capability to measure voltage and current accurately (readback), saving users the additional expense and space for extra measuring instruments. 4) Internal memory and timer function The high voltage XLN series provides internal memory for storage and retrieval of 10 instrument settings.

  • Page 103: Specifications

    Specifications Note: All specifications apply to the unit after a temperature stabilization time of 15 minutes over an ambient temperature range of 23 °C ± 5 °C. Specifications are subject to change without notice. Specifications Models XLN15010 XLN30052 XLN60026 Output Rating Output Voltage 5 –...
  • Page 104 Programming and Readback Accuracy (% output+offset) Voltage 0.05 %+75 mV 0.05 %+150 mV 0.05%+300 mV Current 0.1 %+30 mA 0.1 %+15.6 mA 0.1%+7.8 mA General ≤ 2 ms ≤ 2 ms ≤ 2 ms Transient Response Time ≥ 80 % ≥...

  • Page 105: Package Contents

    Temperature Ratings(S) Storage (-10 °C -- 70 °C) Dimensions(W*H*D) 16.5 x 1.7 x 17 inch(420 x 44.2 x 460 mm) Weight 19.8 lbs. (9 kg) To ensure the most current version of this manual, please download the latest version here: http://www.bkprecision.com/search/XLN15010 For current up-to-date product information, please visit www.bkprecision.com...

  • Page 106: Environmental Conditions

    Environmental Conditions Do not locate or operate this product in an environment with dust, vibration, or corrosive gas and do not expose this product directly to the sunlight. Operate it in an environment with temperature 0--40 & relative humidity 20%--80%. Pause the operation when ambient temperature is over 40 C;...

  • Page 107: Installing Rackmount Brackets

    Installing Rackmount Brackets The power supply is designed to fit in a space of one rack unit (1U) and can be mounted in a standard 19-inch rack panel or cabinet. Rack mount brackets must be assembled before mounting the unit in a rack. Refer to the following figure to assemble the rack mount brackets.

  • Page 108: Removing Protective Covers

    Removing Protective Covers Output Protection Covers Safety regulation requests protective cover when the output voltage is higher than 45 VDC. Therefore, there are protective covers for the output connector of the power supply. Refer to the following figure for the assembly/disassembly of the output protective cover.

  • Page 109: Connecting Ac Input

    Step 1 Step 2 Step 3 Step 4 Step 5 Connecting AC Input The power supply’s AC input is rated for 100 V – 240 V, with frequency of 47 Hz – 63 Hz. Before connecting to an external AC power source, be sure that the power switch is in the OFF state and use the supplied power cord assembly.
  • Page 110 to the screw holes on the power supply. 3. Use only the included screws to fasten and secure the cable housing assembly Warning: The power cord supplied with this product is certified for safety. In case the supplied cable assembly needs to be replaced, or an extension cable must be added, be...
  • Page 111 Warning: The power cord supplied with this product is certified for safety. In case the supplied cable assembly needs to be replaced, or an extension cable must be added, be sure that it can meet the required power ratings of this product.

  • Page 112: Fuses

    1.10 Fuses This product is a switching mode power supply. The fuse installed inside should not break under normal operation. In case the fuse is blown, it may indicate a malfunction in the unit. In this event, contact B&K Precision. Warning: Any disassembling of the casing or changing the fuse not performed by an authorized service technician will void...
  • Page 113 voltage is within the specified range.

  • Page 114: Front Panel Operation

    Front Panel Operation Front Panel Overview 3 4 5 XLN60026 600V / 2.6A 1.56kW Programmable DC Power Supply 14 13 Power switch: Turns on the main power to the power supply. Display: 192x32 Graphic LCD Module Current setting Press to set up the current limit. Voltage setting Press to set up the output voltage.
  • Page 115 back to previous menu options or exit the menu. Numerical keys They are used to directly input the voltage or current value or choose a setting option in the menu. Down/Right/Store This key is a multi-function key for the following three functions: Down: When in the menu settings, use this “Down”...
  • Page 116 (12) Rotary knob: Use this knob to adjust voltage or current when the output is ON (press first to let cursor display first). (13) Enter This key is used to confirm any changes to the settings within the menu or the voltage and current setting value. (14) Mem Press this key to access the instrument settings memory location.

  • Page 117: Menu Settings And Configuration

    Menu Settings and Configuration 1 . SYSTEM SETTING 2 . OUTPUT SETTING 3 . PROTECTION LL L 7 . TIMER CONTROL 8 . CALIBRATION 9 . CHAIN SETTING SYSTEM SETTING: Pressing key in the first page of Menu Setting will enter the following “SYSTEM SETTING”...
  • Page 118 *USB control requires installing USB drivers first. Download USB driver from www.bkprecision.com *USB interface is a virtual COM port. The settings are: Baudrate : 57600 bps Data bit Parity check : none Stop bit *When entering the Remote mode, the screen will present RMT indicator as shown in the following picture.
  • Page 119 RECALL DEFAULT: Restores manufacturer default settings While exiting the setting screen after enabling KEY KEY LOCK: LOCK, all keys except the key are locked. Only this key can disable KEY LOCK. *Simultaneously pressing both keys in the main screen can also lock keys. *While entering KEY LOCK state, the display will show an LCK indicator in the bottom right corner.
  • Page 120 Note: If you are not sure of the IP settings, consult your network administrator. OUTPUT SETTING: Press in the first page of the menu to enter OUTPUT SETTING menu. VOLT LIMIT MAX = _300.50 V CURR LIMIT MAX = 4.5000 A VOLT LIMIT MIN 0.000 V CURR LIMIT MIN =...
  • Page 121 XLN15010 – 0.01 – 1 V/ms XLN30052 – 0.01 – 3.3 V/ms XLN60026 – 0.01 – 6.6 V/ms Current ascending/descending slope CURR SLEW RATE: XLN15010 – 0.001 – 0.104 A/ms XLN30052 – 0.001 – 0.052 A/ms XLN60026 – 0.001 – 0.026 A/ms PROTECTION SETTING (PROTECTION) Press key in the first screen of the menu to enter PROTECTION...
  • Page 122 from CC to CV mode PARALLEL SETTING Press in the second screen of the menu to enter PARALLEL menu. ON/OFF: Enables or disables the parallel mode. Refer to “Parallel Setting” section for MASTER/SLAVE: the detailed setting procedure to use MASTER/SLAVE mode. Note: Up to four power supplies of the same models may be connected in parallel.
  • Page 123 FUNCTION menu. PROGRAM MODE: Press to enter the PROGRAM MODE screen. This mode allows the user to run list mode (sequences) that are stored within the internal program mode memory. Prior to using this function, the user needs to edit the list steps through the USB or GPIB interface and load it into a program memory location.
  • Page 124 Users can enable/disable external control in this menu option. An external voltage source (VOLT) or resistor (RES) can be used to control the output voltage and current. The external voltage/resistance can be either 0 - 10V/0 - 10K (10V/10K) or 0 - 5V/0 - 5K (5V/5K).
  • Page 125 page. CHAIN ON/OFF: On/Off Series Connection Mode CHAIN ADDRESS: Setting Address (1 – 30) Multi-unit For detailed setting information, please refer to “ Connection Mode (RS485) ” section.

  • Page 126: Rear Panel Overview

    Rear Panel Overview (16) LAN (Ethernet) Interface: RJ-45 LAN connector for remote communication. (17) GPIB Interface: GPIB connector for remote communication. (18) Main Output (+ + - -): The main output of the power supply. (19) Earth connection: Used for earth ground connection. (20) USB Interface: USB interface for remote communication.
  • Page 127 (-S) and negative lead (-) of the DC output are connected to the negative end (-) of the device under test. This connection will compensate the voltage dropped due to current flow through long power wires (the maximum compensation voltage is 2 V or 5 V depending on the model). (24) AC power input: The power receptacle is rated for a power input within 100 VAC - 240 VAC.

  • Page 128: Operation Instructions

    Operation Instructions Voltage Setting Press and set the output voltage by pressing the numerical keys directly, and then press to confirm the setting. Current Setting Press and set the output current (current limit) by pressing the numerical keys directly and then press to confirm the setting.

  • Page 129: Overcurrent Protection Ocp

    Overcurrent Protection OCP Press to enter the “Configuration” menu and press to enter the PROTECTION setting screen. Then, use the knob to set OCP to ON and press to confirm it. Now the cursor will move to the value setting for the OCP on the right hand side.

  • Page 130: Timer Function

    by turning the rotary knob. Press and the cursor appears in response; press to move the cursor to the digit you want to change and turn the knob to increase or decrease the output voltage value at the cursor. The changes of the voltage setting and the output voltage will immediately apply.
  • Page 131 Power Line RS-485 Power Line RS-485 LOAD RS-485 After wiring is complete, configure one of the supplies as the Master and the other three as Slave A, B, and C. After one of the supplies is configured to be the Master, it will start searching for all Slaves that are connected to the Master. To operate correctly, the user must set up the Slaves before the Master.

  • Page 132: Error Message Of Parallel Connection

    If the wiring is correct, the following screen will appear: After receiving the control command from the Master, all Slaves will be locked on to the SLAVE screen. At this point all keys except are locked so that slaves cannot be operated from the front panel keys except controlled by the Master as shown below: Once the Master and Slave settings are completed, users will only have to operate the Master supply to set up the combined output voltage and current.
  • Page 133 If more than one Master is being set to parallel mode, the following message will be displayed. After the master is configured, if it cannot communicate with one of the slave supplies, the following error message will be displayed (example showing Slave A) After finishing the set up, if a Slave receives only the output command sent by the Master but does not receive the synchronization signal, it will present the...

  • Page 134: External Analog Interface

    2.13 External Analog Interface A DB25 analog interface connector is available in the rear panel for analog control. The output voltage or output current can be controlled by an external voltage source or resistor connected to the appropriate pins on this connector. The range of the external voltage could be either 0 ~ 10 VDC or 0 ~ 5 VDC and the range of the external variable resistance could be either 0 ~ 10 kΩ...

  • Page 135: Functions

    2.13.2 Functions Enabling/Disabling External Control To enable external control, you must first access MENU 6-SPECIAL TEST FUNC  2. EXTERNAL CONTROL, and change the setting on [EXTERN ENABLE = ] to [ACTIVE] , as shown in the figure below. This must be done prior to executing all the functions (i.e. Enable +/-, Shut-Off, Local/Analog, Voltage/Current Program, Voltage/Current Monitor, etc.) EXTERN MONITOR= 10V...
  • Page 136 A MODE: This allows the output On/Off button to be enabled or disabled. When pin 1 and 14 are opened, the output On/Off button is disabled and the power supply’s output will remain OFF. Pressing the On/Off button will not turn ON the output, and the LCD screen will also display ENA . V = 300.00 I = 1.000 0.00 V...
  • Page 137 Output EXTERN Enable On/Off Display Output ENABLE +/Enable - button ---- NOT ACTIVE Not Active (by Default) Disabled ENA ACTIVE Opened Enabled ---- (A Mode) Shorted On/Off Disabled ---- ACTIVE Opened Disabled ---- (B Mode) Shorted Note: When changing from A MODE to B MODE, change EXTERN ENABLE to NOT ACTIVE first to disable analog control, then change to B MODE.
  • Page 138 Rising-edge trigger EXTERN MONITOR= 10V EXTERN SHUT-OFF= ON / LOW EXTERN ENABLE= ACTIVE When Shut Off occurs, the output will be turned off immediately and SO will appear on the LCD display (as shown in the figure below). To enable the output again, first set the pin’s input voltage back to the original voltage setting (for falling-edge trigger, set back to high level (5V), and low level (0V) for rising-edge trigger).
  • Page 139 EXTERN EXTERN Shut-Off ENABLE Display SHUT-OFF Output (menu config.) (pin 15) (menu config.) OFF / LOW Display ACTIVE NOT ACTIVE (by Default) ON / LOW Display ACTIVE OFF / LOW High-to-Low ACTIVE ON / LOW Low-to-High CV/CC Pin 13 can be used to monitor the power supply output mode. The pin will output a High level (5V) under CV mode, and Low level (0V) under CC mode.
  • Page 140 Local Control V = 300.00 I = 1.000 0.00 V 0.000 A Analog Control V = 300.0 I = 1.00 0.0 V 0.00 A Local/Analog pin Display EXTERN Output state ENABLE control NOT ACTIVE (by NOT ACTIVE Local Default) DISPLAY ACTIVE High (5V) Local...
  • Page 141 Display Local/Analog pin Output Control State High (5V) Local NO DISPLAY Low (0V) Analog Power OK Pin 16 can be used to indicate whether a fault condition is present in the power supply. Normally this pin will output a High level (5V). When a fault occurs, this pin will output a Low level (0V).
  • Page 142 Under voltage mode, you may set the power supply’s voltage output value through Pin 9. DC SOURCE You can access MENU 6-SPECIAL TEST FUNC  2. EXTERNAL CONTROL to choose the input voltage range [EXTERN PROGRAM] to [10 V / 10K] for 0 – 10V or [ 5V / 5 K] for 0 – 5V. EXTERN VOLT CONTROL= VOLT EXTERN CURR CONTROL= VOLT EXTERN PROGRAM= 10 V / 10 K...
  • Page 143 Pin 9 and GND Pin 22 can be connected with a resistor to set the power supply’s output voltage value. You may access MENU 6-SPECIAL TEST FUNC  2. EXTERNAL CONTROL to choose the input resistance range at [EXTERN PROGRAM] to [10 V / 10 K] for 0 –...
  • Page 144 Under voltage control, you may input s DC voltage through Pin 10 to control the power supply’s output current value. DC SOURCE You may access MENU 6-SPECIAL TEST FUNC  2. EXTERNAL CONTROL to choose the input voltage range at [EXTERN PROGRAM] to [10 V / 10 K] for 0 –...
  • Page 145 supply’s output current value. You may access MENU 6-SPECIAL TEST FUNC  2. EXTERNAL CONTROL to choose the input resistance range at [EXTERN PROGRAM =] to [10 V / 10 K] for 0 – 10kΩ and [ 5 V / 5 K] for 0 – 5 kΩ. EXTERN VOLT CONTROL= VOLT EXTERN CURR CONTROL= VOLT EXTERN PROGRAM= 10 V / 10 K...
  • Page 146 DC SOURCE You may access MENU 6-SPECIAL TEST FUNC  2. EXTERNAL CONTROL to choose the voltage monitor output range of Pin 11 at [EXTERN MONITOR= ] to [10V] for 0 – 10 V (as shown in figure below) and [5V] for 0 – 5V. EXTERN MONITOR= 10V EXTERN SHUT-OFF= OFF / LOW EXTERN ENABLE=...

  • Page 147: Programmable Sequence Mode (List Mode)

    You may access MENU 6-SPECIAL TEST FUNC  2. EXTERNAL CONTROL to choose the current monitor output range of Pin 24 at [EXTERN MONITOR] to [10 V] for 0 – 10 V (as shown in figure below) and [5V] for 0 – 5V. EXTERN MONITOR= 10V EXTERN SHUT-OFF= OFF / LOW EXTERN ENABLE=...
  • Page 148 Example 1: To output the waveform shown above, users may edit the program through the following commands: PROG 1 Choose program number PROG:CLE Clear program 1 data PROG:REP 0 No repeat (repeat one time for “1”) PROG:TOTA 8 Set program 1 to have 8 steps in total PROG:STEP 1 Following 3 settings are for step 1 PROG:STEP:CURR 2...
  • Page 149 PROG:STEP:ONT 0.5 PROG:STEP 6 Choose step 6 PROG:STEP:CURR 2 PROG:STEP:VOLT 100 PROG:STEP:ONT 0.5 PROG:STEP 7 Choose step 7 PROG:STEP:CURR 2 PROG:STEP:VOLT 50 PROG:STEP:ONT 0.5 PROG:STEP 8 Choose step 8 PROG:STEP:CURR 2 PROG:STEP:VOLT 0 PROG:STEP:ONT 0.5 PROG:NEXT 0 Select next program to run after program 1 is complete, 0 means stop PROG:SAV After edit, use Save command to store...
  • Page 150 Example 2: To output the waveform shown above, the following example program can be used. PROG 2 Choose program number PROG:CLE Clear program 2 data PROG:REP 0 No repeat after running this program PROG:TOTA 8 Set program 2 to have 8 steps in total PROG:STEP 1 Settings for step 1 PROG:STEP:CURR 2...
  • Page 151 PROG:STEP 6 Choose step 6 PROG:STEP:CURR 2 PROG:STEP:VOLT 50 PROG:STEP:ONT 0.5 PROG:STEP 7 Choose step 7 PROG:STEP:CURR 2 PROG:STEP:VOLT 200 PROG:STEP:ONT 0.5 PROG:STEP 8 Choose step 8 PROG:STEP:CURR 2 PROG:STEP:VOLT 0 PROG:STEP:ONT 0.5 PROG:NEXT 0 Select next program to run after program 2 is complete, 0 means stop PROG:SAV After edit, use Save command to store...
  • Page 152 Example 3: If the power supply needs to execute Program 2 right after Program 1 is executed, then program 1 can be modified with a NEXT 2 command. The following steps can be taken to modify and execute the programs. PROG 1 Select program 1 PROG:NEXT 2...

  • Page 153: Multi-Unit Connection Mode (Rs485)

    2.15 Multi-unit Connection Mode (RS485) The power supply, via the RS485 interface, provides multi-unit control function for up to 30 units (If connecting more than 10 units, please add a 120Ω resistor terminator to the last unit as shown in the figure below). Turn on the ...

  • Page 154: Protection And Error Messages

    Protection and Error Messages Overvoltage Protection (OVP) When OVP is activated and the voltage measured exceeds the set point, the system will enter the “Overvoltage Protection” mode that will shut off the output and show OVP on the display. Press ESC to reset the protection mode and deactivate the the buzzer.

  • Page 155: Constant Voltage Protection (Cv To Cc)

    Constant Voltage Protection (CV TO CC) When this function is activated, the power supply will stay in CV mode. If load changes force the system to transition from CV to CC (constant current) mode, the system will enter the “CV TO CC Protect” state that will shut off the output and display the CVC message on the screen.

  • Page 156: Low Voltage Protection (Acd)

    Low Voltage Protection (ACD) When the machine has detected abnormally low AC power input, system will enter the “AC Detect Low Protect” mode that will shut off the output and display the error message shown in the following figure. Press ESC to reset the protection and deactivate buzzer.

  • Page 157: Remote Communication

    Remote Communication Interface Connection USB (Virtual COM) All models have a standard USB interface (virtual COM) that can be used for remote communication. The serial settings are listed below: BAUDRATE: 57600 PARITY: NONE DATA BITS: 8 STOP BIT: 1 FLOW CONTROL: NONE GPIB GPIB option is available when the supply is installed with the optional LAN/GPIB interface card.
  • Page 158 provides a simple way of setting voltage and current, as well as monitoring the output, using a web browser from a computer connected to the same local area network as the power supply. To access this, do the following: 1. On the computer, open up a Java-enabled web browser. 2.
  • Page 159 Table 1 - Web Browser Menu Description Provides general information of the power supply: Home Model Number, Manufacturer, Short Description, MAC Address, IP Address, Firmware Version. Configuration Allows users to configure: OVP Setting, OCP Setting, OPP Setting, LCD Backlight, *Change Password.
  • Page 160 Telnet Connection The power supply can be connected via Ethernet (LAN) interface using Telnet client with the following port: Telnet Port: 5024 Windows XP Users 1. Open a command prompt window, which can be found by going to Start > All Programs > Accessories > Command Prompt. Alternatively, you can click on Start, select Run…, and type in cmd in the Open: input box .
  • Page 161 Windows Vista/7 Users By default, Telnet client is not installed on the system. There are two ways to install it manually: 1. Open command prompt: a. Select Windows Start > All Programs > Accessories > Command Prompt b. Select Windows Start and type in cmd in the Search programs and files box and click on cmd.exe in the search list.

  • Page 162: Parameters Definition

    populated. Then, Click the box next to Telnet Client. When finished, follow steps 1a or 1b to open Command Prompt and follow the same steps 2 and 3 from “Windows XP users” instructions above. Socket Connection Socket connection is available for communication via Ethernet (LAN) interface.

  • Page 163: The Error/Event List

    negative floating-point numeric values are some examples of valid data. <string > Characters enclosed by single or double quotes <LF > Line Feed, Hex code is 0x0Ah <CR> Carriage Return, Hex code is 0x0Dh <END > End or identify Note: All commands are terminated with <CR> and <LF> characters. A space is always included in between the command and the parameter.
  • Page 164 -005 Parallel function, Error mode -006 Parallel function, Multi-Master -007 Parallel function, No Slave found -008 Parallel function, Communication with Slave A error -009 Parallel function, Communication with Slave B error -010 Parallel function, Communication with Slave C error -011 Parallel function, Sync.

  • Page 165: Remote Communication Protocol

    Remote Communication Protocol Command Description ADDRess set the address of the machine ADDRess? return the address of the machine BEEP set beep on(1) or off(0) clear protect status CURRent set current CURRent? return current setting ERRor? return error message IOUT? current readback ISET set current...
  • Page 166 Examples: Q 1:How to set GPIB address? ADDR 10 ==>address is 10 Q 2:How to read back GPIB address? ADDR? ==>return GPIB address ADDRESS? ==>return GPIB address Q 3:How to set up buzzer? BEEP 1 ==>trigger beep to on BEEP off ==>trigger beep to off Q 4:How to clear the protecting state? ==>clear protect status...
  • Page 167 Q 11:How to read the current output value? IOUT? ==>return current output Q 12:How to lock buttons and the rotary knob? LOCK 1 ==>lock the keypad and knob LOCK ON ==>lock the keypad and knob Q 13:How to read the product model number? MODEL? ==>return machine model name Q 14:How to set up OVP function?

  • Page 168: Scpi Conformity Information

    SCPI Conformity Information The power supply is compatible with all IEEE-488.2 and SCPI commands (1995). Commands are included in SCPI commands (in Vol. 2, 1995). 4.5.1 Common SCPI commands Command Explanation *CLS Clear status (include error code) *IDN? Response:<Manufacturer>, <model>, <serial number>, <firmware type, &...

  • Page 169: Scpi Command Subsystem

    *CLS 4.5.2 SCPI Command subsystem ABORt Abort the Output Action FETCh Fetch Subsystem :CURRent? Return the fetched output current :VOLTage? Return the fetched output voltage MEASure Measure subsystem :CURRent? Return the measured output current :VOLTage? Return the measured output voltage MEMory Memory Subsystem <NR1 | ? >...
  • Page 170 :PROTection :CLEar Reset latched protection PROGram Program Subsystem <NR1 | ? > select or return program number, range from 1 - 10 :CLEar clear program n parameters :ALL clear all program parameters :NEXT <NR1 | ? > set or return next program number (1 - 10 , 0 for end) :REPeat <NR1 | ? >...
  • Page 171 :LEVel <NRf | ? > set or return overpower protect value :OVP <Boolean | ? > set or return overvoltage protect state :LEVel <NRF | ? > set or return overvoltage protect value Parallel Subsystem :MODE <OFF/0,PARALLEL/1? > set or return parallel mode :TYPE <MASTER/0,SLAVEA/1,SLAVEB/2,SLAVEC/3|?>...
  • Page 172 set or return IP address :KEY :LOCK <Boolean | ? set or return key lock state :LCD :BL <Boolean | ? > set or return LCD backlight state :POWer :CURRent <NRf | ? > set or return user define current level :STATe <Boolean | ? >...
  • Page 173 Examples: Q 28:How to cancel all actions? ABOR ABORT Q 29:How to fetch current value? FETC:CURR? FETCH:CURRENT? Q 30:How to fetch voltage value? FETC:VOLT? FETCH:VOLTAGE? Q 31:How to measure current? MEAS:CURR? MEASURE:CURRENT? Q 32:How to measure voltage? MEAS:VOLT? MEASURE:VOLTAGE? Q 33:How to set up and read back the specific memory set? MEM 1 MEMORY 3 MEM?
  • Page 174 Q 35:How to set up and read back the current stored in specific memory set? MEM:ISET 15 MEM:ISET? MEMORY:ISET 25 MEMORY:ISET? Q 36:How to save data to memory set? MEM:SAVE MEMORY:SAVE Q 37:How to set up and cancel output? OUT ON OUTPUT 0 Q 38:How to set up and read back the voltage limit? OUT:LIM:VOLT 30...
  • Page 175 OUT:SR:CURR? OUTPUT:SR:CURRENT 0.01 OUTPUT:SR:CURRENT? Q 42:How to read back the output state? OUT:STAT? OUTPUT:STATE? Q 43:How to read back the protection state? PROT? PROTECTION? Q 44:How to set up and read back the CC to CV protection state? PROT:CCCV ON PROT:CCCV? PROTECTION:CCCV 0 PROTECTION:CCCV?
  • Page 176 SOUR:CURR:PROT ON SOUR:CURR:PROT? SOURCE:CURRENT:PROTECTION 0 SOURCE:CURRENT:PROTECTION? Q 48:How to set up and read back the overcurrent protection point? PROT:OCP:LEV 2 PROT:OCP:LEV? PROTECTION:OCP:LEVEL 2 PROTECTION:OCP:LEVEL? SOUR:CURR:PROT:LEV 2 SOUR:CURR:PROT:LEV? SOURCE:CURRENT:PROTECTION:LEVEL 2 SOURCE:CURRENT:PROTECTION:LEVEL? Q 49:How to set up and read back the overpower protection state? PROT:OPP ON PROT:OPP? PROTECTION:OPP 0...
  • Page 177 SOURCE:VOLTAGE:PROTECTION ? Q 52:How to set up and read back the overvoltage protection point? PROT:OVP:LEV 30 PROT:OVP:LEV? PROTECTION:OVP:LEVEL 40 PROTECTION:OVP:LEVEL? SOUR:VOLT:PROT:LEV 25 SOUR:VOLT:PROT:LEV? SOURCE:VOLTAGE:PROTECTION:LEVEL 35 SOURCE:VOLTAGE:PROTECTION:LEVEL? Q 53:How to set up the buzzer? SYS:BEEP ON SYSTEM:BEEP 0 Q 54: How to read back error code? SYS:ERR? SYSTEM:ERROR? Q 55: How to set up and read back the GPIB address?
  • Page 178 SYSTEM:KEY:LOCK? Q 58: How to set up and read back the LCD backlight function? SYS:LCD:BL ON SYSTEM:LCD:BL? Q 59: How to set up and read back the boot mode? SYS:POW:TYPE LAST SYS:POW:TYPE? SYS:POWER:TYPE USER SYS:POWER:TYPE? SYSTEM:GPIB:ADDRESS? Q 60: How to set up and read back the voltage setting under user-defined boot mode? SYS:POW:VOLT 10 SYS:POW:VOLT?
  • Page 179 SYS:REC:DEF SYSTEM:RECALL:DEFAULT Q 64: How to set up and read back the communication interface? SYS:REM GPIB SYS:REM? SYSTEM:REMOTE ETHERNET SYSTEM:REMOTE? Q 65: How to read back the serial number? SYS:SER? SYSTEM:SERIES? Q 66: How to set up and read back the output voltage? SOUR:VOLT 30 SOUR:VOLT? SOURCE:VOLTAGE 35...

  • Page 180: State Bit Definition

    State Bit Definition When “STATE?” command is used, the system will return three bytes in the order as shown below. Byte 2 Byte 1 Byte 0 bit 7 - bit 0 bit 7 - bit 0 bit 7 - bit 0 The definition of each bit is described in the following: byte 0: bit 7...

  • Page 181: Multi-Unit Programming Commands

    Multi-Unit Programming Commands The multi-unit programming commands used by the power supply include a carriage return (CR) character for termination of all ASCII strings. For all configuration commands (except for commands listed under Synchronous Control Commands section), the instrument will return a string “OK”...
  • Page 182 commands to control individually addressed power supplies with RS-485 connection. Selects the address of the power supply to be Description: controlled. Syntax: CADR<SP><address> <address> - 1 – 30 are valid numbers. Example: CADR 5 This will select power supply with address = 5. CCLS Clears the status of the selected power supply.
  • Page 183 Queries the firmware version of the selected power Description: supply. Query: CREV? Return 1.10 String: CSN? Description: Queries the serial number of the selected power supply. Query: CSN? Return 123D19238 String: Serial number is 123D19238. CST? Description: Queries the status of the selected power supply. This command functions the same as STATUS? command, however this is used in a multi unit programming setup for the selected power supply.

  • Page 184: Output Control Commands

    4.7.2 Output Control Commands This set of commands controls the outputs of the selected instrument (based on their address). Use CADR command (described in previous section) first to select the address of the unit you want to control before using any of these commands to control that unit’s output. Command Description ==================================================...
  • Page 185 Configures/Queries the VSET voltage setting of Description: the selected power supply. Example: CPV 150.68 Sets the selected power supply’s VSET voltage setting to 150.68 V. CPV? Queries the selected power supply’s VSET voltage setting. CMV? Description: Queries the measured/readback voltage output value of the selected power supply.
  • Page 186 CMC? Queries the measured/readback current output Description: value of the selected power supply Query: CMC? Return 1.234 A String: The selected power supply has a measured output current of 1.234 A. CDVC? Description: Queries the display voltage and current of the selected power supply.
  • Page 187 value of the selected power supply. Example: COV 170.000 Sets the selected power supply’s OVP value to 170.000V. COV? Queries the selected power supply’s OVP value. COVP Configures/Queries the overvoltage protection state Description: of the selected power supply. Example: COVP ON Sets the selected power supply’s OVP state to ON.
  • Page 188 of the selected power supply. Example: COCP ON Sets the selected power supply’s OCP state to ON. COCP? Queries the selected power supply’s OCP state. Description: Configures/Queries the overpower protection value of the selected power supply. Example: COP 300.00 Sets the selected power supply’s OPP value to 300.00 W.

  • Page 189: Synchronous Control Commands

    Return String: CV or CC Format: 4.7.3 Synchronous Control Commands This set of commands can be used to control all the power supplies connected in the RS-485 chain at once. Note that these commands will not return an “OK” string upon making a configuration. Command Description ==================================================...
  • Page 190 GRST Resets all the power supplies connected in the Description: chain to a known state. Syntax: GRST GCLS Clears the status of all the power supplies Description: connected in the chain. Syntax: GCLS GCLR Description: Clears the protection flag/trip of all the power supplies connected in the chain.
  • Page 191 3.123 A. GOUT Description: Configures/Queries the output state of all the power supplies in the chain. Example: GOUT ON Sets all the power supplies’ output to ON. Description: Configures/Queries the overvoltage protection value of all the power supplies connected in the chain.

  • Page 192: Error List

    Example: GOC 3.000 Sets all the power supplies’ OCP value to 3.000 A. GOCP Configures/Queries the overcurrent protection state Description: of all the power supplies connected in the chain. Example: GOCP ON Sets all the power supplies’ OCP state to ON. Configures/Queries the overpower protection value Description: of all the power supplies connected in the chain.

  • Page 193: Calibration

    Commands), the return string will be “OK”. If otherwise, an error message will occur. See the table below for the list of errors and their descriptions. Return String Description Wait response time has timed Time out Range error Input value is out of range More than one master is in the Multi master chain.

  • Page 194: Voltage Calibration

    Voltage Calibration Follow the step by step instructions below for voltage calibration. Power off the supply and connect its output terminal to a Digital Volt Meter (DVM), as shown in the figure below. Then set the meter for DC voltage measurement. Voltage Calibration DS30052 DC Voltage measurment...
  • Page 195 4. Key in “13579” as the password to enter the calibration menu. 5. Press to access the Voltage Calibration menu, and the following parameters will be displayed. 6. With the CALIB VOLT Lo selected, look at the voltage value displayed on the DVM, and change the value to match the measured results.
  • Page 196 178.2 ~ 217.8 MIDL 356.4 ~ 435.6 MIDH 513.0 ~ 627.0 XLN30052 Function Setting Range of read back value 5 ~ 16.5 89.1 ~ 108.9 MIDL 178.2 ~ 217.8 MIDH 256.5 ~ 313.5 XLN15010 Function Setting Range of read back value 5 ~ 8.25 49.5 44.55 ~ 54.45...

  • Page 197: Ovp Calibration

    OVP Calibration Follow the step by step instructions below for OVP calibration. 1. Press in the calibration menu to enter the OVP calibration menu. 2. Press to access OVP calibration procedure for “Lo”. Lo = 3. When complete, go to the OVP “Hi” parameter and press 4.

  • Page 198: Current Calibration

    Current Calibration Follow the step by step instructions below for current calibration. 1. Connect two terminals on the output of the power supply to two ends of the current shunt, then connect the DVM to the sensor of the current shunt to measure DC voltage, as shown below. Current Calibration DS30052 Current Shunt...
  • Page 199 calibration menu. 3. First, input the resistance of the current shunt in mΩ for current measurement fixture and press 4. Then, observe the voltage value shown on the DVM, and input it accordingly for CALIB CURR Lo, then CALIB CURR MID1, MID2, MID3, and Hi accordingly.

  • Page 200: Ocp Calibration

    2.08 1.872 ~ 2.288 MID2 3.468 3.1212 ~ 3.8148 MID3 4.94 4..446 ~ 5.434 XLN15010 Function Setting Range of transformation value 0.5408 0.04 ~ 0.5949 1.3697 1.2327 ~ 1.5067 MID1 4.16 3.744 ~ 4.576 MID2 6.9368 6.2431 ~ 7.6305 MID3 9.88 8.892 ~ 10.868 6.
  • Page 201 Lo = 3. Wait until it is finished. It will indicate “OK”. Now, do the same for OCP “Hi”. Lo = 4. Once completed, the calibration values will be stored into the internal flash memory and return to the calibration page. If it is not completed within 10 seconds from the start of the calibration, there may be issues with the OCP protection circuit and will need to be inspected by a trained technician.
  • Page 202 Index AC input, 14 Multi-unit Connection, 56 Analog Interface, 39 OCP, 34 Calibration, 97 OVP, 33 Caution, 18 Parallel Mode, 35 CHAIN, 30 POWER ON STATE, 24 Down/Right/Store, 20 Rackmount, 12 Enable +/-, 40 Resistor Mode, 46 Environmental, 11 RMT/LCL Sense, 31 Error, 37 SLEW, 26 Ethernet (LAN), 60...
  • Page 203 Service Information Warranty Service: Please go the support and service section on our website to obtain a RMA #. Return the product in the original packaging with proof of purchase to the address below. Clearly state on the RMA the performance problem and return any leads, probes, connectors and accessories that you are using with the device.
  • Page 205 Limited Three-year Warranty B&K Precision Corp. warrants to the original purchaser that its products and the component parts thereof, will be free from defects in workmanship and materials for a period of three years from date of purchase. B&K Precision Corp. will, without charge, repair or replace, at its option, defective product or component parts.
  • Page 207 22820 Savi Ranch Parkway Yorba Linda, CA 92887 © 2013 B&K Precision Corp. Printed in Taiwan v062413...

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