Mitsubishi AJ65SBT-64AD User Manual
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Mitsubishi AJ65SBT-64AD User Manual

Mitsubishi AJ65SBT-64AD User Manual

Melsec-a series general purpose programmable controller analog-digital converter module
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  • Page 1 Analog-Digital Converter Module Type AJ65SBT-64AD User s Manual Mitsubishi Programmable Controller...

  • Page 3: Safety Precautions

    SAFETY PRECAUTIONS (Always read these precautions before using this equipment.) Before using this product, please read this manual and the relevant manuals introduced in this manual carefully and pay full attention to safety to handle the product correctly. The precautions given in this manual are concerned with this product. Refer to the user’s manual of the CPU module to use for a description of the PLC system safety precautions.
  • Page 4 [Installation Precautions] CAUTION Use the Module in the environment that meets the general specifications contained in this Manual. Using the Module outside the range of the general specifications may result in electric shock, fire or malfunction, or may damage or degrade the module. Securely fix the module to a DIN rail or with mounting screws, and securely tighten the mounting screws within the specified torque range.
  • Page 5 [Wiring Precautions] CAUTION Be sure to fix the wires or cables by ducts or clamps when connecting them to the module. Failure to do so may cause damage of the module or the cables due to accidental pull or unintentional shifting of the cables, or malfunctions due to poor contact of the cable. Do not install the control lines together with the communication cables, or bring them close to each other.

  • Page 6: Revisions

    This manual confers no industrial property rights or any rights of any other kind, nor does it confer any patent licenses. Mitsubishi Electric Corporation cannot be held responsible for any problems involving industrial property rights which may occur as a result of using the contents noted in this manual.
  • Page 7 INTRODUCTION Thank you for choosing a Mitsubishi MELSEC-A Series General Purpose Programmable Controller. Before using your new PLC, please read this manual thoroughly to gain an understanding of its functions so you can use it properly. CONTENTS SAFETY PRECAUTIONS..........................A- 1 REVISIONS ..............................A- 4...
  • Page 8 4 SETUP AND PREPARATION BEFORE OPERATION 4- 1 to 4- 10 4.1 Pre-Operation Procedure......................... 4- 1 4.2 Precautions When Handling ........................4- 1 4.3 Name of Each Part........................... 4- 3 4.4 Offset/Gain Setting........................... 4- 5 4.5 Station Number Setting..........................4- 7 4.6 Facing Direction of the Module Installation .....................

  • Page 9: About Manuals

    Conformation to the EMC Directive and Low Voltage Instruction When complying with EMC Directives and Low-Voltage Directives by assembling a Mitsubishi PLC compatible with EMC Directive and Low-Voltage Directives into the user product, refer to Chapter 3 "EMC Directives and Low-Voltage Directives" in the User’s Manual (Hardware) for the CPU module being used.

  • Page 10: About The Generic Terms And Abbreviations

    About the Generic Terms and Abbreviations Unless otherwise specified, the following generic terms and abbreviations are used in this manual to describe Type AJ65SBT-64AD analog-digital converter module. Generic Term/Abbreviation Description Generic product name of the product types SWnD5C-GPPW-E, SWnD5C-GPPW-EA, GX Developer SWnD5C-GPPW-EV and SWnD5C-GPPW-EVA (n in the type indicates 4 or more.)

  • Page 11: Product Components

    Product components This product consists of the following. Product Name Quantity Type AJ65SBT-64AD analog-digital converter module Type AJ65SBT-64AD analog-digital converter module user's manual (hardware) A - 9...

  • Page 12: Features

    This user's manual explains the specifications, handling, programming methods and others of Type AJ65SBT-64AD analog-digital converter module (hereafter abbreviated to the "AJ65SBT-64AD") which is used as a remote device station of a CC-Link system. The AJ65SBT-64AD converts the analog signals (voltage or current input) from the PLC's external source to a 16-bit encoded binary data digital value.
  • Page 13 1 OVERVIEW MELSEC-A MEMO 1 - 2...

  • Page 14: Overall Configuration

    2 SYSTEM CONFIGURATION MELSEC-A 2 SYSTEM CONFIGURATION This chapter describes the system configuration for use of the AJ65SBT-64AD. 2.1 Overall Configuration The overall configuration for use of the AJ65SBT-64AD is shown below. CC-Link master/local module (master station) CC-Link master/local module (local station)

  • Page 15: Applicable System

    Refer to Section 5.5 for a program example using the dedicated instructions (RLPA, RRPA). 2.3 Checking Hardware Versions The hardware versions of the AJ65SBT-64AD can be checked on the DATE section on the rating plate, which is situated on the side of the module. Year and month of manufacture...

  • Page 16: General Specification

    3 SPECIFICATION MELSEC-A 3 SPECIFICATION This chapter provides the specifications of the AJ65SBT-64AD. 3.1 General Specification Table 3.1 indicates the general specifications of the AJ65SBT-64AD. Table 3.1 General specification Item Specification Usage ambient temperature 0 to 55°C Storage ambient temperature -20 to 75°C...

  • Page 17: Performance Specification

    3 SPECIFICATION MELSEC-A 3.2 Performance Specification Table 3.2 indicates the performance specifications of the AJ65SBT-64AD. Table 3.2 Performance specification Item Specification -10 to +10V DC (input resistance 1M ) Voltage Analog input 0 to +20mA DC (input resistance 250 )

  • Page 18: I/O Conversion Characteristics

    3 SPECIFICATION MELSEC-A 3.3 I/O Conversion Characteristics The I/O characteristics is the slope created by connecting the offset and gain values, with a straight line when converting the analog signals (voltage or current input) from an external source of the PLC to digital values. The offset value is an analog input value (voltage or current) at which the digital output value is 0.

  • Page 19: Voltage Input Characteristics

    3 SPECIFICATION MELSEC-A 3.3.1 Voltage input characteristics The voltage input characteristic graph is shown below. Analog input parcitcal value 4095 4000 2000 -2000 -4000 -4096 Analog input voltage (V) Offset Gain Digital Output Maximum Number Analog Input Range Setting Value Value Value* Resolution...

  • Page 20: Current Input Characteristics

    3 SPECIFICATION MELSEC-A 3.3.2 Current input characteristics The current input characteristic graph is shown below. Analog input parcitcal value 4095 4000 2000 -2000 -4000 Analog input current (mA) Offset Gain Digital Output Maximum Number Analog Input Range Setting Value Value Value* Resolution 0 to 20mA...

  • Page 21: Relationship Between The Offset/Gain Setting And Digital Output Value

    4000 (2) Relationship between the maximum resolution and digital output value The maximum resolution of the AJ65SBT-64AD is as indicated in the performance specification. If the following is satisfied from the offset/gain setting, the digital output value does not increases /decreases by one.

  • Page 22: Conversion Speed

    3.3.5 Conversion speed Conversion speed indicates time from channel changing to A/D conversion completion. Conversion speed per channel of the AJ65SBT-64AD is 1ms. Due to the data link processing time of the CC-Link system, there is a transmission delay until the A/D conversion value is read actually.

  • Page 23: Function List

    3 SPECIFICATION MELSEC-A 3.4 Function List The AJ65SBT-64AD function list is shown in table 3.3. Table 3.3 AJ65SBT-64AD function list Item Description Reference section Perform A/D conversion of an analog input value one by one and store the result into the Section 3.4.1...

  • Page 24: Sampling Processing

    3 SPECIFICATION MELSEC-A 3.4.1 Sampling processing The A/D conversion is performed successively for the analog input, and the converted digital output values are stored in the remote register. The processing time to store the digital output value into the remote register after the sampling processing differs depending on the number of A/D conversion enabled channels.

  • Page 25: Remote I/O Signals

    This section describes the assignment and functions of the remote I/O signals. 3.5.1 Remote I/O signal list Remote inputs (RX) mean the input signals from the AJ65SBT-64AD to the master module, and remote outputs (RY) mean the output signals from the master module to the AJ65SBT-64AD.

  • Page 26: Functions Of The Remote I/O Signals

    3 SPECIFICATION MELSEC-A 3.5.2 Functions of the remote I/O signals Table 3.5 explains the functions of the remote I/O signals of the AJ65SBT-64AD. Table 3.5 Remote I/O Signal Details (1/2) Device No. Signal Name Description The A/D conversion completion flag turns on at completion of the A/D conversion of the corresponding channel when the initial data setting request flag (RY(n+1)9) turns from off to on after power-on.
  • Page 27 Error status flag range error flag RY(n+1)A Error reset request flag : Performed by sequence ladder : Performed by AJ65SBT-64AD Turns on when initial data setting is completed after power-on or at termination of the RX(n+1)B Remote READY test mode.

  • Page 28: Remote Register

    3 SPECIFICATION MELSEC-A 3.6 Remote Register The AJ65SBT-64AD has a remote resister for data communication with the master module. The remote register allocation and data structures are described. 3.6.1 Remote register allocation The remote register allocation is shown in Table 3.6.

  • Page 29: A/D Conversion Enable/Prohibit Specification (Address Rwwm)

    3 SPECIFICATION MELSEC-A 3.6.2 A/D conversion enable/prohibit specification (Address RWwm) (1) Set whether A/D conversion is enabled or disabled per channel. (2) By setting the unused channels to conversion prohibit, the sampling cycle can be shortened. Example) The sampling cycle when only channels 1 and 3 are set to A/D conversion enabled: 2 (Number of channels enabled) ×...

  • Page 30: Input Range Setting (Address Rwwm+1)

    3 SPECIFICATION MELSEC-A 3.6.3 Input range setting (Address RWwm+1) (1) Set the analog input range per channel. (2) Operation is performed according to the setting made for the leading edges of the initial data setting request flag (RY(n+1)9). (3) The default setting is -10 to +10V for all channels. CH.4 CH.3 CH.2...

  • Page 31: Moving Average Processing Count Setting (Address Rwwm+2)

    3 SPECIFICATION MELSEC-A 3.6.4 Moving average processing count setting (Address RWwm+2) (1) Set the average processing count of the channel for which moving average processing has been specified in the CH. moving average processing specifying flag (RYn0 to RYn3). (2) Sampling processing is performed for the channel whose CH. moving average processing specifying flag (RYn0 to RYn3) was not turned on, independently of the moving average processing count setting.

  • Page 32: Pre-Operation Procedure

    4 SETUP AND PREPARATION BEFORE OPERATION MELSEC-A 4 SETUP AND PREPARATION BEFORE OPERATION 4.1 Pre-Operation Procedure This section explains the preparatory procedure for operating the AJ65SBT-64AD. START Create a program. (When making offset/gain setting, set all ..Refer to Chapter 5.
  • Page 33 When installing the DIN rail, tighten the screws with less than 200mm (7.87 inch) pitches. (4) When mounting the AJ65SBT-64AD to the DIN rail, press with your finger the centerline of the DIN rail hook at the bottom of the module until it clicks.

  • Page 34: Name Of Each Part

    4 SETUP AND PREPARATION BEFORE OPERATION MELSEC-A 4.3 Name of Each Part The name of each part in the AJ65SBT-64AD is shown. STATION NO. B RATE RUN L RUN L ERR. CH1 2 OFFSET GAIN SELECT 40 20 10 8 4 2 1...
  • Page 35 4 SETUP AND PREPARATION BEFORE OPERATION MELSEC-A Name and Number Description appearance Use the switches in STATION NO. "10", "20" and "40" to set the tens of the station number. Use the switches in STATION NO. "1", "2", "4" and "8" to set the units of the station number. The switches are all factory-set to OFF.

  • Page 36: Offset/Gain Setting

    4 SETUP AND PREPARATION BEFORE OPERATION MELSEC-A 4.4 Offset/Gain Setting When changing the I/O conversion characteristics, follow the procedure below. START Move the SELECT/SET switch to "SET". Confirm that the "RUN" LED is lit* and release your hand. Set all channels to any of "user range settings 1 to 3" SELECT in the sequence program.
  • Page 37 POINT (1) Set the offset and gain values in the actual usage state. (2) The offset and gain values are stored on E2PROM in the AJ65SBT-64AD and are not cleared at power-off. (3) Shorting the TEST terminals to enter the test mode and executing initial settings will start A/D conversion on all channels.

  • Page 38: Station Number Setting

    4 SETUP AND PREPARATION BEFORE OPERATION MELSEC-A 4.5 Station Number Setting The station number setting of the AJ65SBT-64AD determines the buffer memory addresses of the master module where the remote I/O signals and read/write data are stored. For details, refer to the user's manual of the master module used.

  • Page 39: Data Link Cable Wiring

    Step on the cable. Place an object on the top. Scratch the cable's protective layer. 4.7.2 Connection of the CC-Link dedicated cables Connect the CC-Link dedicated cable between the AJ65SBT-64AD and master module as shown below. AJ65SBT-64AD I/O module or like...

  • Page 40: Wiring

    4 SETUP AND PREPARATION BEFORE OPERATION MELSEC-A 4.8 Wiring This section provides the instructions for wiring the AJ65SBT-64AD and its wiring with external equipment. 4.8.1 Wiring precautions To obtain maximum performance from the functions of AJ65SBT-64AD and improve the system reliability, an external wiring with high durability against noise is required.

  • Page 41: Maintenance And Inspection

    3. Connect the AG terminal to the GND terminal of the external device. 4.9 Maintenance and Inspection There are no special inspection items for the AJ65SBT-64AD module, but follow the inspections items describes in the PLC CPU User's Manual so that the system can always be used in the best condition.

  • Page 42: Programming Procedure

    Section 3.6 for the remote registers, and to the AnSHCPU/AnACPU/AnUCPU Programming Manual (Dedicated Instructions) for details of the dedicated instructions. 5.1 Programming Procedure Create a program which executes the AJ65SBT-64AD analog/digital conversion by following the procedure below: START A/D conversion enable/prohibit specification...

  • Page 43: Conditions Of Program Example

    The program examples in this chapter are created under the following conditions. (1) System configuration PLC CPU Master station (X0 to X1F/Y0 to Y1F) I/O (Input 64 points) AJ65SBT-64AD (X20 to X5F) (Station number 1) I/O (Output 64 points) (Y60 to Y9F) (2) Relationships between PLC CPU, master module and AJ65SBT-...
  • Page 44 5 PROGRAMMING MELSEC-A (3) Initial settings Setting Item Settings A/D conversion enable/prohibit A/D conversion enabled channel: Channel 1, 2 specification (RWw0) Channel 1: 0 to 5V Input range setting (RWw1) Channel 2: User range setting 1 Moving average processing count setting Number of moving average processing times of (RWw2) channel 2: 16times...

  • Page 45: Program Example For Use Of The Qcpu (Q Mode)

    5 PROGRAMMING MELSEC-A 5.3 Program Example for Use of the QCPU (Q mode) The program examples in this section are created under the following conditions. GX Developer is used to set the network and automatic refresh parameters. Using the remote device station initialization procedure registration function facilitates initial settings.
  • Page 46 (b) Setting the procedure registration When the initial data processing request flag (RX18) turns on and the remote device station initialization procedure registration (SB0D) is set, the following data are registered to the AJ65SBT-64AD. Procedure Execution Condition Execution A/D conversion enable/prohibit specification: channels 1, 2: enable...
  • Page 47 5 PROGRAMMING MELSEC-A (3) Program example Checking of AJ65SBT-64AD status Reads data link status AJ65SBT-64AD data link normal AJ65SBT-64AD data link abnormal Initialization procedure registration Turns off initialization procedure registration Turns on initialization procedure registration Changing of initial settings Initial setting change...
  • Page 48 5 PROGRAMMING MELSEC-A *1 When making remote device station initialization procedure registration to multiple stations, correct the program within the dotted line 1) as shown below. RX(m+1)B and RX(n+1)B are remote READY. RX(m+1)8 and RX(n+1)8 are initial data processing request flags. The device numbers change depending on the station number.

  • Page 49: Program Example For Use Of The Qnacpu

    5 PROGRAMMING MELSEC-A 5.4 Program Example for Use of the QnACPU GX Developer is used to set the network and automatic refresh parameters. (1) Parameter setting (a) Network parameter setting (b) Automatic refresh parameter setting 5 - 8...
  • Page 50 5 PROGRAMMING MELSEC-A (2) Program example Checking of AJ65SBT-64AD status Reads data link status AJ65SBT-64AD data link normal AJ65SBT-64AD data link abnormal Initial settings A/D conversion enable/prohibit specification(RWw0) Input range setting(RWw1) Moving average processing count setting(RWw2) CH.1 moving average processing specifying flag(RY00) CH.2 moving average processing...
  • Page 51 5 PROGRAMMING MELSEC-A Processing at error occurrence Turns on Y91 at CH.1 range error occurrence Turns on Y92 at CH.2 range error occurrence Turns on Y93 at CH.3 range error occurrence Turns on Y94 at CH.4 range error occurrence Turns on Y95 at E PROM write error occurrence Error reset...

  • Page 52: Program Example For Use Of The Acpu/Qcpu (A Mode) (Dedicated Instructions)

    A sequence program is used to set the network and automatic refresh parameters. (1) Program example Setting of network parameters using RLPA dedicated instruction Synchronization mode invalid Number of connected modules:1 AJ65SBT-64AD station information (remote device station, 1 station occupied, station No. 1) Dedicated instruction (RLPA) Starting I/O number of master...
  • Page 53 Sets W0. Sets 256 points. Dedicated instruction (RRPA) Starting I/O number of master module Parameter storage starting device Checking of AJ65SBT-64AD status Reads data link status. AJ65SBT-64AD data link normal AJ65SBT-64AD data link abnormal Initial settings A/D conversion enable/prohibit specification(RWw0)
  • Page 54 5 PROGRAMMING MELSEC-A Changing of initial settings Initial setting change A/D conversion enable/ prohibit specification (RWw0) Input range setting(RWw1) Moving average processing count setting(RWw2) CH.1 moving average processing specifying flag (RY00) CH.2 moving average processing specifying flag (RY01) Turns on initial data setting request flag(RY19) Processing at initial settings Turns off initial data...

  • Page 55: Program Example For Use Of The Acpu/Qcpu (A Mode) (From/To Instructions)

    Turns off start request signal at abnormal completion of start. Read of remote input signals RX00 to RX1F are read to X400 to X41F Checking of AJ65SBT-64AD status Reads data link status. AJ65SBT-64AD data link normal AJ65SBT-64AD data link abnormal...
  • Page 56 5 PROGRAMMING MELSEC-A CH.1 moving average processing specifying flag (RY00) CH.2 moving average processing specifying flag (RY01) Turns on initial data processing completion flag (RY18) Turns on initial data setting request flag(RY19) Changing of initial settings Initial setting change A/D conversion enable/ prohibit specification (RWw0) Input range setting(RWw1)

  • Page 57: Using The Remote Input Signals To Check Errors

    The details of the errors which may occur when using the AJ65SBT-64AD and troubleshooting are described. 6.1 Using the Remote Input Signals to Check Errors In the AJ65SBT-64AD, occurrence of a write error turns on any of the following remote input signals. Device No.

  • Page 58: Using The Led Indications To Check Errors

    After making offset/gain adjustment, open the TEST shorted to enter the test mode? terminals (across 8-9). (4) When the AJ65SBT-64AD "L RUN" LED is off Communications are broken. For details, refer to troubleshooting in the user's manual of the master module used.
  • Page 59 6 TROUBLESHOOTING MELSEC-A (5) When the AJ65SBT-64AD "L ERR." LED flickers at fixed intervals Check item Corrective action Has the station number or transmission speed After correcting the setting switch setting, switch setting switch position been changed during power on again.

  • Page 60: When The Digital Output Value Cannot Be Read

    Check the error area by checking the signal line off, or any errors? visually or by conductive check. If he AJ65SBT-64AD module digital output value is Remove the AJ65SBT-64AD analog input cable. normal, the effects are being received by noise from Apply the test voltage (stable power supply or an external wiring.

  • Page 61: Troubleshooting For The Case Where The "Err." Led Of The Master Station Flickers

    6 TROUBLESHOOTING MELSEC-A 6.4 Troubleshooting for the Case where the "ERR." LED of the Master Station Flickers The "ERR."LED on the master station is flashing Do the parameter setting and the installed system configuration match properly? Revise the parameter settings or installed system configuration Are the master station link special registers...
  • Page 62 6 TROUBLESHOOTING MELSEC-A Is the "L RUN" LED lit? Are the station number setting switches properly (not overlapping with other stations)? Set the station number setting switches properly Turn on the power again Is the transmission speed setting correct? Set the correct transmission speed Turn on the power again Is the communication cable wired properlly ?

  • Page 63: Appendix 1 Comparison Between This Product And Conventional Product

    Appendix 1 Comparison between This Product and Conventional Product (1) Comparison in performance between this product and conventional product The following table gives performance comparison between the AJ65SBT-64AD and conventional product (AJ65BT-64AD). Performance Comparison between AJ65SBT-64AD and Conventional Product Specifications...
  • Page 64 In the existing system using the conventional product (AJ65BT-64AD), the following instructions must be noted when changing the AJ65BT-64AD for the AJ65SBT-64AD. (a) Since the AJ65SBT-64AD occupies one station (the AJ65BT-64AD occupies two stations), the station information setting in the network parameters must be changed.

  • Page 65: Appendix 2 External Dimensions

    Appendix 2 External Dimensions The external dimensions of the AJ65SBT-64AD is shown below. The appearance of the AJ65SBT-64AD varies depending on the hardware version. For checking method of the hardware version, refer to Section 2.3. (1) Hardware version F or later 118 (4.65)
  • Page 66 2-4.5 5.1 installation hole (M4 installation screw) STATION NO. B RATE RUN L RUN L ERR. CH1 2 OFFSET GAIN SELECT 40 20 10 8 4 2 1 4 2 1 MITSUBISHI J65SBT-64AD DA DG +24V TEST (FG) TEST (FG1)
  • Page 67 Error reset request flag ......... 3-12 Pre-Operation procedure.........4-1 Error status flag ..........3-12 Precautions for replacing the conventional External dimensions........App-3 product (AJ65BT-64AD) with the AJ65SBT-64AD External power supply........3-2 ..............App-2 Precautions when handling ......4-1 Program example for use of the QCPU (Q mode) Facing direction of the module installation ..
  • Page 68 Sampling processing........3-9 SELECT/SET switch ........4-3 Station number setting switch......4-4 Terminal block ........... 3-2,4-4 Terminal number ..........4-3 Test mode flag..........3-11 Tightening torque range........4-2 Troubleshooting..........6-1 Troubleshooting for the case where the "ERR."LED of the master station flickers ..6-5 User range setting ........
  • Page 69 MEMO Index - 3...
  • Page 70 6. Failure caused by reasons unpredictable by scientific technology standards at time of shipment from Mitsubishi. 7. Any other failure found not to be the responsibility of Mitsubishi or that admitted not to be so by the user. 2. Onerous repair term after discontinuation of production (1) Mitsubishi shall accept onerous product repairs for seven (7) years after production of the product is discontinued.
  • Page 72 Analog-Digital Converter Module Type AJ65SBT-64AD User s Manual AJ65S-64AD-U-S-E MODEL MODEL 13JR18 CODE SH(NA)-080106-E(0701)MEE HEAD OFFICE : TOKYO BUILDING, 2-7-3 MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN NAGOYA WORKS : 1-14 , YADA-MINAMI 5-CHOME , HIGASHI-KU, NAGOYA , JAPAN When exported from Japan, this manual does not require application to the Ministry of Economy, Trade and Industry for service transaction permission.

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