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Mitsubishi AJ65SBT-64AD User Manual

Analog-digital converter module
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Analog-Digital Converter Module type AJ65SBT-64AD
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User
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Mitsubishi Programmable Logic Controller

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Summary of Contents for Mitsubishi AJ65SBT-64AD

  • Page 1 Analog-Digital Converter Module type AJ65SBT-64AD User s Manual Mitsubishi Programmable Logic Controller...

  • Page 2: 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 3: Installation Precautions

    [Installation Precautions] Use the PLC in the environment that meets the general specifications contained in this Manual. Using the PLC 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 4 [Wiring Precautions] When connecting the communication and power supply cables to the module, always run them in conduits or clamp them. Not doing so can damage the module and cables due to loose, moved or accidentally pulled cables or can cause a malfunction due to a cable connection fault. When disconnecting the communication and power supply cables from the module, do not hold and pull the cable part.

  • Page 5: Revisions

    REVISIONS * The manual number is given on the bottom left of the back cover. Print Date * Manual Number Revision Oct., 2000 SH (NA) 080106-A First printing Japanese Manual Version SH-080087-A 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 6: Table Of Contents

    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. SAFETY PRECAUTIONS...A- 1 REVISIONS ...A- 4 About Manuals ...A- 7 Conformation to the EMC Directive and Low Voltage Instruction ...A- 7 About the Generic Terms and Abbreviations ...A- 8...
  • Page 7 4 SETUP AND PREPARATION BEFORE OPERATION 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 ... 4- 7 4.7 Data Link Cable Wiring ...

  • Page 8: About Manuals

    About Manuals The following manuals are also related to this product. In necessary, order them by quoting the details in the tables below. Related Manuals CC-Link System Master/Local Module User's Manual type AJ61BT11/A1SJ61BT11 Describes the system configuration, performance specifications, functions, handling, wiring and troubleshooting of the AJ61BT11 and A1SJ61BT11.

  • Page 9: 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 GPPW ACPU QnACPU QCPU (A mode) QCPU (Q mode) Master station...

  • Page 10: Product Components

    Product components This product consists of the following. Type AJ65SBT-64AD analog-digital converter module Type AJ65SBT-64AD analog-digital converter module user's manual (hardware) Product Name A - 9 Quantity...
  • Page 11 MEMO A - 10...

  • Page 12: Overview

    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 Control & Communication Link (hereafter abbreviated to "CC-Link") system.
  • Page 13 1 OVERVIEW MELSEC-A MEMO 1 - 2...

  • Page 14: System Configuration

    2 SYSTEM CONFIGURATION 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) (AJ61BT11, A1SJ61BT11, AJ61QBT11, A1SJ61QBT11, QJ61BT11)

  • Page 15: Applicable System

    This section explains the applicable system. (1) Applicable master modules The following master modules can be used with the AJ65SBT-64AD. (2) Restrictions on use of CC-Link dedicated instructions The CC-Link dedicated instructions may not be used depending on the PLC CPU or master module used.

  • Page 16: Specification

    3 SPECIFICATION 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. Item Usage ambient temperature Storage ambient temperature Usage ambient humidity Storage ambient humidity Conforming to JIS B...

  • Page 17: Performance Specification

    3 SPECIFICATION 3.2 Performance Specification Table 3.2 indicates the performance specifications of the AJ65SBT-64AD. Item Voltage Analog input Current Digital output I/O characteristics, maximum resolution, accuracy (accuracy relative to maximum value of digital output value) Maximum conversion speed Absolute maximum input...

  • 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 3.3.1 Voltage input characteristics The voltage input characteristic graph is shown below. Number — — POINT (1) Do not input more than ±15V. The element may be damaged. (2) If the analog input provided corresponds to the digital output value* beyond its range, the digital output value is fixed to the maximum or minimum.

  • Page 20: Current Input Characteristics

    3 SPECIFICATION 3.3.2 Current input characteristics The current input characteristic graph is shown below. Number — POINT (1) Do not input more than ±30mA. A breakdown may result due to heat increase. (2) If the analog input provided corresponds to the digital output value* beyond its range, the digital output value is fixed to the maximum or minimum.

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

    (b) For the current input: (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 3.4 Function List The AJ65SBT-64AD function list is shown in table 3.3. Item Perform A/D conversion of an analog input value one by one and store the result into Sampling processing the remote register each time. Moving average Average the digital output values of the specified count measured per sampling time.

  • Page 24: Sampling Processing

    3 SPECIFICATION 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 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 RXn0 A/D Conversion completion flag RXn3 RXn4...
  • Page 27 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 test mode. (Used for interlocking read/write from/to the master module.) Set the A/D conversion system to sampling processing or moving average processing per channel.

  • Page 28: Remote Register

    3 SPECIFICATION 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 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 2 (Number of channels enabled) ×...

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

    3 SPECIFICATION 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. (4) When making offset/gain setting, set all channels to any of "user range settings 1 to 3".

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

    3 SPECIFICATION 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. specifying flag (RYn0 to RYn3). (2) Sampling processing is performed for the channel whose CH. processing specifying flag (RYn0 to RYn3) was not turned on, independently of the moving average processing count setting.

  • Page 32: Setup And Preparation Before Operation

    4 SETUP AND PREPARATION BEFORE OPERATION 4 SETUP AND PREPARATION BEFORE OPERATION 4.1 Pre-Operation Procedure This section explains the preparatory procedure for operating the AJ65SBT-64AD. Create a program. (When making offset/gain setting, set all channels to any of user range settings 1 to 3 in the sequence program.)
  • Page 33 (a) Applicable DIN rail models (conforming to the JIS-C2B12) (b) DIN rail installation screw interval (3) 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 4.3 Name of Each Part The name of each part in the AJ65SBT-64AD is shown. RUN L RUN L ERR. CH1 2 MITSUBISHI DA DG +24V 2-piece (CC-Link communication section) [Terminal numbers and signal names]...
  • Page 35 4 SETUP AND PREPARATION BEFORE OPERATION Name and Number 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 4.4 Offset/Gain Setting When changing the I/O conversion characteristics, follow the procedure below. START Set all channels to any of "user range settings 1 to 3" in the sequence program. Short the TEST terminals (across 8-9) to enter the test mode.
  • Page 37 Refer to Section 3.6.3 for input range setting. (6) When the grounding indicated in Section 4.8.2 *5 is changed (not performed perform, or performed to removed), repeat the offset/gain setting from the start. PROM in the AJ65SBT-64AD and 4 - 6 MELSEC-A...

  • Page 38: Station Number Setting

    4 SETUP AND PREPARATION BEFORE OPERATION 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

    Master module side Termination resistor 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 40: Module Connection Example

    ON. 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 41 4 SETUP AND PREPARATION BEFORE OPERATION MELSEC-A MEMO 4 - 10...

  • Page 42: Programming

    Refer to Section 3.6 for the remote registers and to the AnSHCPU/AnACPU/AnUCPU/ QCPU-A (A Mode) 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: A/D conversion enable/prohibit specification Input range setting...

  • Page 43: Program Examples

    5 PROGRAMMING 5.2 Program Examples This section provides the program examples of the AJ65SBT-64AD. 5.2.1 Program examples for use of the ACPU/QCPU (A mode) (FROM/TO instructions) The program examples in this section are created under the following conditions. A sequence program is used to set the network parameters.
  • Page 44 Turns off start request signal at abnormal completion of start. RXn0 to RX(n+1)F are read to X100 to X11F Reads data link status. AJ65SBT-64AD data link normal AJ65SBT-64AD data link abnormal CH.1, CH.2: A/D conversion enabled CH.1: 0 to 5V...
  • Page 45 5 PROGRAMMING User designation Processing at error occurrence Masks disabled devices. Write of remote output signals 5 - 4 MELSEC-A Reads error. Turns on error reset request flag. Turns off error reset request flag. Masks RY100 to RY10F disabled devices. Masks RY110 to RY11F disabled devices.
  • Page 46 Turns off start request signal at abnormal completion of start. RXn0 to RX(n+1)F are read to X100 to X11F. Reads data link status. AJ65SBT-64AD data link normal AJ65SBT-64AD data link abnormal CH.1, CH.2: A/D conversion enabled CH.1: 0 to 5V...
  • Page 47 5 PROGRAMMING User designation Processing at error occurrence Masks disabled devices. Write of remote output signals 5 - 6 MELSEC-A Reads error. Turns on error reset request flag. Turns off error reset request flag. Masks RY100 to RY10F disabled devices. Masks RY110 to RY11F disabled devices.

  • Page 48: Program Examples For Use Of The Acpu/Qcpu (A Mode) (Dedicated Instructions)

    The program examples in this section are created under the following conditions. A sequence program is used to set the network and automatic refresh parameters. [Relationships between PLC CPU, master module and AJ65SBT-64AD] [Initial settings] A/D conversion enabled channels ...Channels 1, 2 Moving average processing channel...Channel 2 count setting = 16 times...
  • Page 49 Setting of automatic refresh parameters 5 - 8 MELSEC-A 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 module Parameter storage starting device...
  • Page 50 Sets 256 points. Dedicated instruction (RRPA) Starting I/O number of master module Parameter storage starting device Reads data link status. AJ65SBT-64AD data link normal AJ65SBT-64AD data link abnormal Error LED CH.1, CH.2: A/D conversion enabled CH.1: 0 to 5V CH.2: User range setting 1 CH.2 moving average...
  • Page 51 Setting of automatic refresh parameters 5 - 10 MELSEC-A 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 module Parameter storage starting device...
  • Page 52 Sets 256 points. Dedicated instruction (RRPA) Starting I/O number of master module Parameter storage starting device Reads data link status. AJ65SBT-64AD data link normal AJ65SBT-64AD data link abnormal Error LED CH.1, CH.2: A/D conversion enabled CH.1: 0 to 5V CH.2: User range setting 1 CH.2 moving average...

  • Page 53: Program Examples For Use Of The Qnacpu

    The program examples in this section are created under the following conditions. GPPW is used to set the network and automatic refresh parameters. [Relationships between PLC CPU, master module and AJ65SBT-64AD] [Initial settings] A/D conversion enabled channels ...Channels 1, 2 Moving average processing channel...Channel 2 count setting = 16 times...
  • Page 54 User designation Processing at error occurrence Masks disabled devices. 5 - 13 MELSEC-A Reads data link status. AJ65SBT-64AD data link normal AJ65SBT-64AD data link abnormal Error LED CH.1, CH.2: A/D conversion enabled CH.1: 0 to 5V CH.2: User range setting 1 CH.2 moving average...
  • Page 55 User designation Processing at error occurrence Masks disabled devices. 5 - 14 MELSEC-A Reads data link status. AJ65SBT-64AD data link normal AJ65SBT-64AD data link abnormal Error LED CH.1, CH.2: A/D conversion enabled CH.1: 0 to 5V CH.2: User range setting 1 CH.2 moving average...

  • Page 56: Program Examples For Use Of The Qcpu (Q Mode)

    The program examples in this section are created under the following conditions. GPPW is used to set the network and automatic refresh parameters. [Relationships between PLC CPU, master module and AJ65SBT-64AD] [Initial settings] A/D conversion enabled channels ...Channels 1, 2 Moving average processing channel...Channel 2 count setting = 16 times...
  • Page 57 5 PROGRAMMING [Automatic refresh parameter setting] (1) Program for power-on At power-on, the initial setting of the AJ65SBT-64AD can be made easily using the remote device station initialization procedure registration function. (a) Setting the target station number (b) Setting the procedure registration...
  • Page 58 Masks disabled devices. The setting results of 1) to 8) are shown below. 5 - 17 MELSEC-A Reads data link status. AJ65SBT-64AD data link normal AJ65SBT-64AD data link abnormal Error LED Turns on initialization procedure registration directive. Turns off initialization procedure registration directive.
  • Page 59 User designation Processing at error occurrence Masks disabled devices. 5 - 18 MELSEC-A Reads data link status. AJ65SBT-64AD data link normal AJ65SBT-64AD data link abnormal Error LED CH.1, CH.2: A/D conversion enabled CH.1: 0 to 5V CH.2: User range setting 1 CH.2 moving average...

  • Page 60: Troubleshooting

    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 61: Using The Led Indications To Check Errors

    Has the watchdog timer error occurred? Has the TEST terminals (across 8-9) been shorted to enter the test mode? (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 62 6 TROUBLESHOOTING (5) When the AJ65SBT-64AD "L ERR." LED flickers at fixed intervals Has the station number or transmission speed setting switch position been changed during normal operation? Is the station number or transmission speed setting switch faulty? (6) When the AJ65SBT-64AD "L ERR." LED flickers at unfixed intervals...

  • Page 63: When The Digital Output Value Cannot Be Read

    Check the error area by checking the signal line visually or by conductive check. If he AJ65SBT-64AD module digital output value is normal, the effects are being received by noise from an external wiring. So check the wiring and grounding method.

  • Page 64: Troubleshooting For The Case Where The "Err." Led Of The Master Station Flickers

    6 TROUBLESHOOTING 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? Are the master station link special registers SW0080 to SW0083 (other station date link status) turned on?
  • Page 65 6 TROUBLESHOOTING Is the "L RUN" LED lit? Are the station number setting switches properly (not overlapping with other stations)? Corresponding module malfunction ( station number setting switch ) *1 Check for a short, reversed connection, wire breakage, terminal resistor, FG connection, overall distance and station-to-station distance.

  • Page 66: Appendix

    APPENDIX Appendix1 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 Item...
  • Page 67 AJ65BT-64AD for the AJ65SBT-64AD. (a) Since the AJ65SBT-64AD occupies one station (the AJ65BT-64AD occupies (b) As the remote I/O signals and remote register settings are different between (c) Because of the differences in shape and layout between the terminal blocks, (d) The offset/gain setting method differs.

  • Page 68: Appendix2 External Dimension Diagram

    APPENDIX Appendix2 External dimension diagram The outline dimension drawing of the AJ65SBT-64AD is shown below. [4.5] (0.18) 2-4.5 5.1 installation hole RUN L RUN L ERR. CH1 2 OFFSET GAIN MITSUBISHI J65SBT-64AD DA DG +24V TEST (FG) TEST 118 (4.65) 109 (4.29)
  • Page 69 APPENDIX MELSEC-A MEMO Appendix - 4...
  • Page 70 AJ65SBT-64AD and conventional product ... App-1 Performance specification ...3-2 Pre-Operation procedure...4-1 Precautions for replacing the conventional product (AJ65BT-64AD) with the AJ65SBT-64AD ... App-2 Precautions when handling ...4-1 Program examples for use of the QCPU (Q mode) ...5-15 Program examples for use of the QnACPU..5-12 Program examples for use of the ACPU/ QCPU (A mode) (dedicated instructions) ...5-7...
  • Page 71 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 rage setting ...
  • Page 72 MEMO Index - 3...
  • Page 73 WARRANTY Please confirm the following product warranty details before starting use. 1. Gratis Warranty Term and Gratis Warranty Range If any faults or defects (hereinafter "Failure") found to be the responsibility of Mitsubishi occurs during use of the product within the gratis warranty term, the product shall be repaired at no cost via the dealer or Mitsubishi Service Company. Note that if repairs are required at a site overseas, on a detached island or remote place, expenses to dispatch an engineer shall be charged for.
  • Page 74 Analog-Digital Converter Module type AJ65SBT-64AD User s Manual AJ65S-64AD-U-S-E MODEL MODEL 13JR18 CODE SH(NA)-080106-A(0010)MEE HEAD OFFICE : MITSUBISHI DENKI BLDG MARUNOUCHI TOKYO 100-8310 TELEX : J24532 CABLE MELCO TOKYO NAGOYA WORKS : 1-14 , YADA-MINAMI 5 , HIGASHI-KU, NAGOYA , JAPAN When exported from Japan, this manual does not require application to the Ministry of International Trade and Industry for service transaction permission.

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