Mitsubishi Electric AJ65BT-68TD User Manual

AJ65BT-68TD Thermocouple Temperature Input
Module
User's Manual
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Mitsubishi Electric AJ65BT-68TD Specifications

General

Brand	Mitsubishi Electric
Model	AJ65BT-68TD
Category	Control Unit
Language	English

Summary

Safety Precautions

Design Precautions

Precautions for network failure and cable installation.

Installation Precautions

Precautions for module installation, screw tightening, and conductive parts.

Wiring Precautions

Precautions for wiring, cable management, and terminal connections.

Startup and Maintenance Precautions

Precautions for handling during power-on, disassembly, dropping, and static discharge.

Disposal Precautions

Instruction to treat the product as industrial waste upon disposal.

Conditions of Use for the Product

Introduction

Overview

Product Features

Lists the key capabilities and functionalities of the AJ65BT-68TD module.

System Configuration

Overall System Configuration

Illustrates the typical network setup and components for the module.

Applicable Systems and Modules

Details compatible master modules and restrictions on CC-Link instructions.

Specifications

General Specifications

Lists environmental, physical, and general operating parameters of the module.

Performance Specifications

Details conversion accuracy, resolution, speed, and input/output characteristics.

Temperature to Digital Conversion Characteristics

Explains the linearization process for thermal electromotive force.

Maximum Transmission Distance

Specifies cable length limits based on CC-Link transmission speed.

Data Link Processing Time

Outlines the time required for data communication functions.

Twisted Cable Specifications

Details the characteristics and types of recommended CC-Link cables.

Function List

A summary of the module's available functions and their reference sections.

I/O Signals and Functions

Explains input/output signals and their functions for master module communication.

Remote Registers

Explains the assignment and structure of remote registers for data communication.

Setting and Procedure Before Operation

Procedure Before Operation

A step-by-step guide for preparing the module for use.

Handling Precautions

Important safety guidelines for installing and handling the module.

Part Identification and Setting

Identifies module parts and explains their configuration settings.

Error Compensation (Offset/Gain)

Explains how to compensate for errors using offset and gain values.

Station Number Setting

Details how to set the module's station number for network communication.

Module Installation Orientation

Shows the permissible physical orientations for module installation.

Wiring

Provides instructions and examples for connecting the module.

Programming

Programming Procedure

Outlines the steps to create a program for the module.

Program Example Conditions

Sets the conditions and system configuration for program examples.

Program Examples (QCPU Q Mode)

Provides programming examples for QCPU (Q Mode) systems.

Program Examples (QnACPU)

Provides programming examples for QnACPU systems.

Program Examples (ACPU/QCPU A Mode - Dedicated Instructions)

Shows programming examples using dedicated instructions for ACPU/QCPU (A Mode).

Program Examples (ACPU/QCPU A Mode - FROM/TO Instructions)

Shows programming examples using FROM/TO instructions for ACPU/QCPU (A Mode).

Troubleshooting

Error Causes and Corrective Actions by LED

Guides troubleshooting based on the status of module LEDs.

Wire Breakage Detection Flag Issues

Addresses troubleshooting steps when the wire breakage flag is active.

E²PROM Error Flag Issues

Provides solutions for troubleshooting E²PROM error flags.

Detected Temperature Value Read Errors

Helps resolve issues where temperature values cannot be read.

Abnormal Detected Temperature Values

Guides on troubleshooting abnormal temperature readings.

Communication Error Troubleshooting

Provides a troubleshooting flow for communication errors between modules.

Appendix

Usual and Superheated Operating Limits

Specifies the temperature limits for normal and short-term use.

Allowable Temperature Differences

Details the maximum allowable differences in temperature measurements.

Type B Thermocouple EMF Chart

Table of standard thermal electromotive force values for Type B thermocouples.

Type R Thermocouple EMF Chart

Table of standard thermal electromotive force values for Type R thermocouples.

Type S Thermocouple EMF Chart

Table of standard thermal electromotive force values for Type S thermocouples.

Type K Thermocouple EMF Chart

Table of standard thermal electromotive force values for Type K thermocouples.

Type E Thermocouple EMF Chart

Table of standard thermal electromotive force values for Type E thermocouples.

Type J Thermocouple EMF Chart

Table of standard thermal electromotive force values for Type J thermocouples.

Type T Thermocouple EMF Chart

Table of standard thermal electromotive force values for Type T thermocouples.

External Dimensions Diagram

Provides a visual representation of the module's physical dimensions.

Warranty Information

Gratis Warranty Term and Range

Details the duration and conditions of the product's free warranty.

Repair Term After Production Discontinuation

Explains the availability of paid repairs after production stops.

Overseas Service

Notes that local FA Centers handle overseas repairs with potentially different conditions.

Exclusion of Warranty Liability for Indirect Losses

Disclaims liability for indirect damages, lost profits, or consequential losses.

Product Specification Changes

States that specifications are subject to change without notice.