Table of Contents
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Table of Contents
Troubleshooting
Related Manuals for California Instruments 801RP Series
Summary of Contents for California Instruments 801RP Series
- Page 1 Revision P October 2005 Copyright© 1997-2005 by California Instruments. All rights reserved. P/N 5003-960 801RP / 1251RP Series AC Power Source User and Programming Manual TEL: +1 (858) 677-9040 FAX: +1 (858) 677-0940 Email: sales@calinst.com Web Site: http://www.calinst.com...
- Page 2 User and Programming Manual - Rev P California Instruments User's Manual AC Power Source California Instruments Models : 801RP • 1251RP • ©Copyright 1997 – 2005 California Instruments, Rev P, October 2005 RP Series October 2005...
- Page 3 User and Programming Manual - Rev P California Instruments SAFETY SUMMARY This power source contains high voltage and current circuits which are potentially lethal. Because of its size and weight, electrical and mechanical stability must be ensured. The following safety guidelines must be followed when operating or servicing this equipment.
- Page 4 CALIFORNIA INSTRUMENTS shall not be responsible for repair of damage due to improper handling or packing. Instruments returned without RMA No. or freight collect may be refused at California Instruments discretion.
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Page 5: Table Of Contents
User and Programming Manual - Rev P California Instruments Table of Contents Introduction..........................1 1.1. General Description........................... 1 Specifications ..........................2 2.1. Electrical..............................2 2.2. Mechanical ..............................5 2.3. Environmental ............................6 2.4. Regulatory..............................6 2.5. Front Panel Controls ..........................7 2.6. - Page 6 User and Programming Manual – Rev P California Instruments Top Assembly Replaceable Parts .................... 40 Programming Information......................41 Introduction to SCPI ......................... 43 12.1. Conventions Used in This Manual ......................43 12.2. The SCPI Commands and Messages......................43 12.3. Using Queries ............................45 12.4.
- Page 7 User and Programming Manual - Rev P California Instruments List of Figures Figure 3-1: The 801RP/1251RP AC Power Source ..................8 Figure 3-2: Rear Panel View .......................... 9 Figure 3-3: Functional test setup........................11 Figure 4-1: Front panel view ........................12 Figure 4-2: Shuttle Knob ..........................
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Page 8: Introduction
User and Programming Manual - Rev P California Instruments Introduction This instruction manual contains information on the installation, operation, calibration and maintenance of the RP Series AC power source. 1.1. General Description The 801RP/1251RP AC source is a high efficiency, light weight 800VA or 1250VA programmable AC power source. -
Page 9: Specifications
User and Programming Manual - Rev P California Instruments Specifications All specifications at 25 ±5°C unless noted otherwise. 2.1. Electrical 2.1.1. Input Line Voltage: 85V to 264V maximum. 100V to 240V nominal. Line Current: 15 A RMS max. Line Frequency: 47-63 Hertz. - Page 10 User and Programming Manual – Rev P California Instruments Current: 6.0 A rms, 18 A peak (low range, Model 801RP) 3.0 A rms, 9 A peak (high range, Model 801RP) 9.2 A rms, 27.6 A peak (low range, Model 1251RP) 4.6 A rms, 13.8 A peak (high range, Model 1251RP)
- Page 11 User and Programming Manual - Rev P California Instruments 2.1.4. System Specification Non Volatile Memory Storage: 8 complete instrument setups [ Accessible through RS232C interface only ]. RS232C Interface: Bi-directional serial interface [ optional ] 9 pin D-shell connector Handshake:...
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Page 12: Mechanical
User and Programming Manual – Rev P California Instruments 2.1.5. Unit protection Input Overcurrent: Electronic current limit with fuse. Input Overvoltage Transients: Surge protection to withstand EN50082-1 (IEC 801-4, 5) levels. Output Overcurrent: Shutdown, 0.1 second after overcurrent. Output Overvoltage: Shutdown, recycle input power to reset. -
Page 13: Environmental
User and Programming Manual - Rev P California Instruments 2.3. Environmental Operating Temp: 0 degrees to +40 degrees Celsius. Storage Temp: -40 degrees to +85 degrees Celsius. Operating: ≤90% RH up to 40° C. Humidity: Storage: ≤90% RH up to 40° C, ≤75% RH up to 70° C. -
Page 14: Front Panel Controls
User and Programming Manual – Rev P California Instruments 2.5. Front Panel Controls Controls: Shuttle knobs: Allows continuous change of Voltage, Frequency and Current limit. Function keys: Controls Output state, Voltage range and Display mode. Displays Two, 4 digits, 0.5” LED SEGMENT display. For viewing programmed voltage, frequency, current limit and for displaying measured current. -
Page 15: Unpacking And Installation
User and Programming Manual - Rev P California Instruments Unpacking and Installation 3.1. Unpacking Inspect the unit for any possible shipping damage immediately upon receipt. If damage is evident, notify the carrier. DO NOT return an instrument to the factory without prior approval. -
Page 16: Input Wiring
User and Programming Manual – Rev P California Instruments 3.4. Input Wiring The AC Source is designed to work from a single utility supply. The IEC 320 input connector will accept a standard IEC line cord with the appropriate mating connector for the utility outlet. -
Page 17: Output Voltage Ranges
User and Programming Manual - Rev P California Instruments 3.6. Output Voltage Ranges The AC power source has two standard output voltage ranges 0-135V and 0-270V. The operator may switch from one range to the other at will with no special precautions except to remember that the output voltage will go to zero voltage whenever a range change takes place. -
Page 18: Figure 3-3: Functional Test Setup
User and Programming Manual – Rev P California Instruments In the event the power source does not pass the functional test, refer to the calibration procedure in Section 6 or call California Instrument’s customer satisfaction department for further assistance. High Range Load... -
Page 19: Front Panel Operation
User and Programming Manual - Rev P California Instruments Front Panel Operation 4.1. Front Panel Guided Tour The front panel can be divided in a small number of functional areas: • Output Sockets • Status Indicator lights • Shuttle knobs •... - Page 20 User and Programming Manual – Rev P California Instruments 4.1.2. Status Indicator Lights Six LED status indicators are located on the front panel. These LED’s correspond to the following conditions: REMOTE The REMOTE LED indicates that the unit is in remote control mode.
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Page 21: Figure 4-2: Shuttle Knob
User and Programming Manual - Rev P California Instruments 4.1.3. The Shuttle Knobs Counter Clockwise clockwise DECREASE INCREASE Figure 4-2: Shuttle Knob There are two shuttle knobs located below the LED seven segment displays, which are used to change setup parameters for voltage, frequency and current limit. The mode button selects the function of the right shuttle. - Page 22 User and Programming Manual – Rev P California Instruments 4.1.5. LED seven segment displays The digital readouts consists of two 4 digit, LED seven segment displays . The voltage display shows the programmed voltage. The Frequency/Current display shows either the programmed frequency or current limit.
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Page 23: How To
User and Programming Manual - Rev P California Instruments 4.2. How to... This chapter covers some common tasks that are often performed with an AC power source. These examples are written in a How to... format and provide step by step instructions on how to set up the AC Source for a specific task. - Page 24 User and Programming Manual – Rev P California Instruments 4.2.4. Voltage Range Change The voltage range can be changed as follows: 1. Press the HI RANGE button located in the upper left corner. The output voltage will reset to 0 volts.
- Page 25 User and Programming Manual - Rev P California Instruments 3. While holding the Select key, press the OUTPUT ON/OFF key. This will save the present front panel settings in non volatile memory register (NVM) no 7 and assign this register as the power on register.
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Page 26: Principle Of Operation
User and Programming Manual – Rev P California Instruments Principle of Operation 5.1. General An explanation of the circuits in the AC Source is given in this section. Refer to Figure 5-1 for a block diagram of the system. Power Factor... -
Page 27: Dc - Dc Converter Module
User and Programming Manual - Rev P California Instruments 5.4. DC - DC Converter Module The 385 VDC from the PFC is fed to the DC to DC module. It first supplies 385 volts DC to the auxiliary power supply. When the auxiliary power supply starts, it supplies six isolated DC supplies to the AC module. -
Page 28: Oscillator Control Board
User and Programming Manual – Rev P California Instruments 5.6. Oscillator Control Board The Oscillator control board has the Microcontroller and all the control logic to generate a programmable sine wave reference of the correct amplitude and frequency. It includes all the control logic to respond to user commands from the front panel or the remote control interface. -
Page 29: Dc To Ac Power Module
User and Programming Manual - Rev P California Instruments 5.7. DC to AC Power Module The DC to AC power Module takes a 250V DC input and generates 0 to 135 volts AC, directly coupled, low range output. When the DC to AC module is supplied with 400 volts DC, the AC module generates 0 to 270 volts AC. - Page 30 User and Programming Manual – Rev P California Instruments CAUTION VOLTAGES UP TO 270 VAC AND 400 VDC ARE PRESENT IN CERTAIN SECTIONS OF THIS POWER SOURCE. THIS EQUIPMENT GENERATES POTENTIALLY LETHAL VOLTAGES. DEATH ON CONTACT MAY RESULT IF PERSONNEL FAIL TO OBSERVE SAFETY PRECAUTIONS.
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Page 31: Calibration
User and Programming Manual - Rev P California Instruments Calibration Routine calibration should be performed every 12 months. Non-routine calibration is only required if a related assembly is replaced or if the periodic calibration is unsuccessful. The calibration involves removing the top cover from the power source. Remove the line power from the power source before removing the top cover. -
Page 32: Figure 6-1: Test Equipment Hookup For Routine Output Calibration
User and Programming Manual – Rev P California Instruments AC Source Output Digital Plug Multimeter Figure 6-1: Test Equipment Hookup for Routine Output Calibration 6.2.1. Output Voltage Calibration 1. Select the low voltage range. Set the output frequency to 60Hz. Set the output voltage to 135 volts. -
Page 33: Figure 6-2: Test Equipment Hook-Up For Measurement Calibration
User and Programming Manual - Rev P California Instruments 6.2.2. Current Measurement Calibration 1. Connect the test equipment to the power source as shown in Figure 6-2. 2. Connect the load to the output. Use the 100 milliohm current shunt in series with the load to measure the AC load current. -
Page 34: Non-Routine Calibration
User and Programming Manual – Rev P California Instruments 6.3. Non-Routine Calibration 6.3.1. Current Limit Calibration 1. Connect the test equipment to the power source as shown in Figure 6-2. 2. Locate R31 on the A4 assembly board. Turn R31 clockwise several turns. -
Page 35: Figure 6-3: Location Of Internal Adjustments
User and Programming Manual - Rev P California Instruments Figure 6-3: Location of Internal Adjustments October 2005 RP Series... -
Page 36: Service
User and Programming Manual – Rev P California Instruments Service 7.1. General This section describes the suggested maintenance and troubleshooting procedure. The troubleshooting procedure is divided into two sections. The first section deals with basic operation and connection of the equipment. The second section requires opening the unit and using the LED indicators and a simple multimeter to troubleshoot the unit down to the module level. -
Page 37: Table 6: Distorted Output
User and Programming Manual - Rev P California Instruments 7.2.3. Distorted Output Table 6: Distorted Output CAUSE SOLUTION Power source is grossly overloaded. Reduce load The crest factor of the load exceeds 3:1 Reduce load current peaks by reducing load. -
Page 38: Advanced Troubleshooting
User and Programming Manual – Rev P California Instruments 7.3. Advanced Troubleshooting WARNING: DO NOT CONNECT 400-480V TO THE UNIT, THE RESULT WILL BE A SEVERELY DAMAGED UNIT. CAUTION: VOLTAGES UP TO 270 VAC AND 400VDC ARE PRESENT IN CERTAIN SECTIONS OF THIS POWER SOURCE. - Page 39 User and Programming Manual - Rev P California Instruments 7.3.6. No Output, No Front Panel LEDs Is LED on P.F.C. unit lit? OK if flickering with no load on output. If not lit, check input fuse and wiring on P.F.C. module. P.F.C. module is the one in the center. If LED is not lit and power is available at the EMI filter, replace P.F.C.
- Page 40 User and Programming Manual – Rev P California Instruments is blown and a check shows signs of damage or burning on the board, DO NOT REPLACE FUSE. Replace DC-AC module. If there are no signs of burning or damage on the DC-AC board or components, then it could be assumed that it is a random fuse failure and it would be OK to replace the fuse and try again.
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Page 41: Introduction To Pgui32
8.1. About This Program The California Instruments Graphical User Interface program -PGUI32 - was developed as a companion product to the California Instrument 801RP/1251RP AC power sources. Its main purpose is to provide a soft front panel to the instrument when connected to a PC through the RS232C serial interface. -
Page 42: Rs232C Cable Wiring
PC. Standard null-modem cables obtained from a computer hardware store most likely will not work. For this reason, all California Instruments power sources that operate over RS232C are supplied with a RS232C 9 pin female to 9 pin female cable. -
Page 43: Pgui32 Setup And Installation
Installing the PGUI32 Software The PGUI32 software is distributed on CD ROM (CIC496) or can be downloaded from the California Instruments website. To install the PGUI32, proceed as follows: 1. Turn on the PC and boot up in Windows™ 2. Insert the CD ROM. -
Page 44: Trouble Shooting - Rs232C
User and Programming Manual – Rev P California Instruments 6. When the installation has completed, remove the CD ROM and store in a safe place. Reboot the PC to activate the new settings. You are now ready to start using the PGUI32 software. -
Page 45: Figure 9-1: System Properties Dialog Box
User and Programming Manual - Rev P California Instruments implemented hold-off instead of turning off the FIFO buffer. If you are using Windows 3.1 and experience the same problem, the latter method is the only resolution available to you so you should skip the next paragraph as well. -
Page 46: Registration
CmdDelay parameter if this fix does not resolve your problem. 9.5. Registration You are encouraged to register as an end-user on the California Instruments web site (www.calinst.com ). This will provide you with access to software updates and user manuals. RP Series... -
Page 47: Top Assembly Replaceable Parts
FAN, 3” 24 VDC 270167 FUSE, 15A, 250V, 60Hz 410666 CONNECTOR,RCPT,3 PIN, PWR INPUT 410665 CONNECTOR,AC,RCPT,125V, SINGLE 410589 CONNECTOR,RCPT,3 SOC,EUROPEAN 240562 SWITCH,ROCKER, DPST 250587 FUSE HOLDER, CHASSIS 250596 FUSE CARRIER,1-1/4” x 1/4 OPTIONAL Contact California Instruments for replacement parts. October 2005 RP Series... -
Page 48: Programming Information
User and Programming Manual – Rev P California Instruments Programming Information This manual contains programming information for the RP Series AC Power Source. You will find the following information in the rest of this guide: Chapter 11 Introduction Chapter 12... - Page 49 User and Programming Manual - Rev P California Instruments Status Registers Appendix A SCPI command tree Appendix B SCPI conformance information Appendix C Error messages October 2005 RP Series...
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Page 50: Introduction To Scpi
User and Programming Manual – Rev P California Instruments Introduction to SCPI SCPI (Standard Commands for Programmable Instruments) is a programming language for controlling instrument functions over the RS232 or IEEE 488 bus. The same SCPI commands and parameters control the same functions in different classes of instruments. -
Page 51: Figure 12-1: Partial Command Tree
User and Programming Manual - Rev P California Instruments • A response message consists of data in a specific SCPI format sent from the AC source to the controller. The AC source sends the message only when commanded by a program message called a "query."... -
Page 52: Using Queries
User and Programming Manual – Rev P California Instruments If you now enter :VOLTage, the active path again moves one colon to the right. The interface is now ready to accept either :RANGe or :LEVel as the next header. If you now enter :RANGe you have reached the end of the command string. The active header path remains at :RANGe If you wished, you could have entered :RANGe 136 ;LEVel... -
Page 53: Structure Of A Scpi Message
User and Programming Manual - Rev P California Instruments 12.4. Structure of a SCPI Message SCPI messages consist of one or more message units ending in a message terminator. The terminator is not part of the syntax, but implicit in the way your programming language indicates the end of a line (such as a newline or end-of-line character). - Page 54 User and Programming Manual – Rev P California Instruments The basic parts of the above message are: Message Component Example Headers SOURC VOLT FREQ CURR Header Separator The colon in SOUR:VOLT Data Data Separator The space in VOLT 80 and FREQ 60...
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Page 55: Scpi Data Formats
User and Programming Manual - Rev P California Instruments 12.4.5. Message Unit Separator When two or more message units are combined into a compound message, separate the units with a semicolon (VOLT 100;FREQ 60). 12.4.6. Root Specifier When it precedes the first header of a message unit, the colon becomes the root specifier. It tells the command parser that this is the root or the top node of the command tree. - Page 56 User and Programming Manual – Rev P California Instruments <CRD> Character Response Data. Permits the return of character strings. <AARD> Arbitrary ASCII Response Data. Permits the return of undelimited 7-bit ASCII. This data type has an implied message terminator. <SRD>...
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Page 57: System Considerations
User and Programming Manual - Rev P California Instruments System Considerations • This chapter addresses some system issues concerning programming. 13.1. IEEE Interface The 801RP/1251RP can optionally be equipped with both RS232C and IEEE-488 interfaces. The desired interface is selected by moving the DIP switch position 5 to the correct mode. - Page 58 RP Series AC source over the RS232C serial interface. The interface is optional and must be installed for this to work. 'California Instruments P Series RS232C Communication Demo Program '(c) 1996 Copyright California Instruments, All Rights Reserved 'This program is for demonstration purposes only and is not to be...
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Page 59: Figure 13-2: Rs232C Interface Cable Wiring Diagram
User and Programming Manual - Rev P California Instruments 'assemble the response string. The COM port needs to be 'opened AS random with a record length of 1 for it to support 'this function. Also, the device number is assumed to be #1 'Optionally, this value could be passed as a parameter to 'make this program more generic. -
Page 60: Scpi Command Reference
User and Programming Manual – Rev P California Instruments SCPI Command Reference 14.1. Introduction Related Commands Where appropriate, related commands or queries are included. These are listed because they are either directly related by function, or because reading about them will clarify or enhance your understanding of the original command or query. - Page 61 User and Programming Manual - Rev P California Instruments 14.2.1. Measurement Subsystem This subsystem programs the current and voltage measurement capability of the RP Series AC source. Subsystem Syntax :MEASure :CURRent? Returns the rms value of current :VOLTage? Returns the rms value of voltage...
- Page 62 User and Programming Manual – Rev P California Instruments 14.2.2. Source Subsystem This subsystem programs all the output parameters of the RP Series AC source. Subsystem Syntax [SOURce:] CURRent: Set the rms current limit in amps. VOLTage: [LEVel] Set the rms output voltage value in volts.
- Page 63 User and Programming Manual - Rev P California Instruments VOLTage This command programs the AC rms output voltage level of the power source. Command Syntax [SOURce:]VOLTage[:LEVel] <NRf+> Parameters 0 to maximum voltage range specified by the VRAN command Unit V (rms voltage)
- Page 64 User and Programming Manual – Rev P California Instruments 14.2.3. Output Subsystem This subsystem controls the main output function of the RP Series source. Subsystem Syntax OUTPut <bool> Enable/disable output voltage, current, power, etc. OUTPut Command Syntax OUTPut <bool> Parameters...
- Page 65 User and Programming Manual - Rev P California Instruments 14.2.4. Limit Subsystem This subsystem controls the voltage frequency and current limit of the power source. These limits are set at the factory and depend on the power source rating. It is not accessible by the user.
- Page 66 User and Programming Manual – Rev P California Instruments LIMit:VOLTage? This command queries the maximum voltage the power source will operate at in the high voltage range. Command Syntax LIMit:VOLTage<NRf> Parameters maximum voltage available in high voltage range [command protected]...
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Page 67: System Commands
User and Programming Manual - Rev P California Instruments 14.3. System Commands The system commands control the system level functions of the AC Source. 14.3.1. System Syntax Command Subsystem Syntax SYSTem: ERRor? Returns the error number and error string LOCal... - Page 68 User and Programming Manual – Rev P California Instruments SYSTem:LOCal This command sets the interface in Local state, which enables the front panel controls. This command only applies to the RS232C interface. If IEEE 488 is used, the remote/local state is determined by the REN line on the IEEE 488 interface.
- Page 69 User and Programming Manual - Rev P California Instruments SYSTem:PON This command is used to define the register value the power source will use to initialize its parameters at power up. If data in the selected register is not valid or the selected register is 8, the initialization will be with factory default values.
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Page 70: Common Commands
User and Programming Manual – Rev P California Instruments 14.4. Common Commands Common commands begin with an * and consist of three letters (command) or three letters and a ? (query). Common commands are defined by the IEEE 488.2 standard to perform some common interface functions. -
Page 71: Table 11: Bit Configuration Of Standard Event Status Enable Register
User and Programming Manual - Rev P California Instruments 14.4.1. *CLS This command clears the following registers (see chapter 16 for descriptions of all status registers): · Standard Event Status · Status Byte · Error Queue Command Syntax *CLS Parameters None 14.4.2. -
Page 72: Table 12: Bit Configuration Of Standard Event Status Register
User and Programming Manual – Rev P California Instruments 14.4.3. *ESR? This query reads the Standard Event Status register. Reading the register clears it. The bit configuration of this register is the same as the Standard Event Status Enable register (see *ESE). - Page 73 User and Programming Manual - Rev P California Instruments 14.4.4. *IDN? This query requests the source to identify itself. It returns the data in four fields separated by commas. Query Syntax *IDN? Returned Parameters <AARD> Field Information Manufacturer xxxxxx Model number and letter...
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Page 74: Table 13: *Rst Default Parameter Values
User and Programming Manual – Rev P California Instruments 14.4.6. *RST This command resets the AC source to a setting defined by the values in the register defined by PON if valid or by the following factory-defined states: Table 13: *RST default parameter values... -
Page 75: Table 15: Bit Configuration Of Status Byte Register
User and Programming Manual - Rev P California Instruments 14.4.8. *SRE This command sets the condition of the Service Request Enable Register. This register determines which bits from the Status Byte Register (see *STB for its bit configuration) are allowed to set the Master Status Summary (MSS). A 1 in any Service Request Enable Register bit position enables the corresponding Status Byte Register bit and all such enabled bits then are logically ORed to cause Bit 6 of the Status Byte Register to be set. -
Page 76: Programming Examples
User and Programming Manual – Rev P California Instruments Programming Examples 15.1. Introduction This chapter contains examples on how to program the AC source. Simple examples show you how to program: · output functions such as voltage and frequency ·... -
Page 77: Making Measurements
User and Programming Manual - Rev P California Instruments The power source has two voltage ranges that are controlled by a relay. The command that controls the range is: VOLTage:RANGe 136 | 272 When the range is set to (136), the maximum rms voltage that can be programmed is 136 volts rms, but it is only on this range that the maximum output current rating is available. -
Page 78: Status Registers
User and Programming Manual – Rev P California Instruments Status Registers You can use status register programming to determine the operating condition of the AC source at any time. For example, you may program the AC source to generate an MSS bit when an event such as a current limit occurs. -
Page 79: Standard Event Status Group
User and Programming Manual - Rev P California Instruments 16.2. Standard Event Status Group This group consists of an Event register and an Enable register that are programmed by Common commands. The Standard Event register latches events relating to interface communication status. -
Page 80: Examples
User and Programming Manual – Rev P California Instruments 16.4. Examples The following section contains examples of commonly used operations involving the status registers. You can determine the reason for an MSS bit set by the following actions: Step 1 : Determine which summary bits are active. Use:... - Page 81 User and Programming Manual - Rev P California Instruments Appendix A: SCPI Command tree Command Syntax Tree Root [SOURce:] :CURRent :FREQuency :VOLTage [:LEVel] :RANGe :OUTPut :MEASurement :CURRent? :VOLTage? :DISPlay :MODE :SYSTem :PON :REMote :LOCal :SAVE :LIMit :CURRent :VOLTage :FREQuency :LOW...
- Page 82 User and Programming Manual - Rev P California Instruments Appendix B: SCPI Conformance Information SCPI Version The RP Series AC power sources conform to SCPI version 1990.0. RP Series October 2005...
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Page 83: Table 16: Error Messages
User and Programming Manual - Rev P California Instruments Appendix C: Error Messages Table 16: Error Messages Error Number Error Message String Error Causes "No error" -100 "Command error" Generally the result of sending a command that uses incorrect syntax. -
Page 84: Index
User and Programming Manual - Rev P California Instruments Index IEEE-488............22 Immunity ............6 Inrush Current..........2 Acoustic............6 installation ..........8, 36 program ............. 36 Installing Calibration ............. 24 software............. 36 CE” mark ............6 Introduction ............. 1 CLS.............. - Page 85 User and Programming Manual - Rev P California Instruments SRE ...............68 status .............13 queries ............44 STB?..............68 suggestions ...........34 SYSTem:ERRor? .........60 RCL ............... 66 SYSTem:KLOCk..........60 registration ............ 39 SYSTem:LOCal ..........61 remote control ..........13 SYSTem:REMote .........61 replacement parts ........40 Requirements..........