Contents

SAFETY PRECAUTIONS
REVISIONS
INTRODUCTION
CONTENTS
Compliance with the EMC and Low Voltage Directives
Generic Terms and Abbreviations
Product Structure
1 OVERVIEW
- 1.1 Features
2 SYSTEM CONFIGURATION
- 2.1 Applicable Systems
- 2.2 How to Check the Function Version and Software Version
- 2.3 AS-i System Connection Methods
- 2.4 Precautions for System Configuration
3 SPECIFICATIONS
- 3.1 Performance Specifications
  - 3.1.1 Performance specification list
- 3.2 Functions
  - 3.2.1 Function for communication with AS-i slaves
  - 3.2.2 Automatic refresh function by utility package
  - 3.2.3 Automatic slave address assignment function
  - 3.2.4 Parameter setting function
- 3.3 I/O Signals for CPU Module
  - 3.3.1 I/O signal list
  - 3.3.2 Details of I/O signals
- 3.4 Buffer Memory
  - 3.4.1 Buffer Memory List
  - 3.4.2 Details of Buffer Memory
- 3.5 Command List
  - 3.5.1 Command Buffer <Request> List
  - 3.5.2 Command Buffer <Result> List
4 SETTINGS AND PROCEDURES FOR OPERATION
- 4.1 Outline Procedures for Operation
- 4.2 Part Names
  - 4.2.1 LED Display
- 4.3 Mounting and Installation
  - 4.3.1 Precautions for Handling
  - 4.3.2 Installation Environment
- 4.4 Connection to AS-i System
  - 4.4.1 Precautions for wiring
  - 4.4.2 Wiring
- 4.5 Start-Up
  - 4.5.1 Slave registration
  - 4.5.2 Slave address assignment
  - 4.5.3 Slave address erasure
  - 4.5.4 Automatic slave address assignment function
5 UTILITY PACKAGE (GX Configurator-AS)
- 5.1 Functions of the Utility Package
- 5.2 Installing and Uninstalling the Utility Package
  - 5.2.1 Handling precautions
  - 5.2.2 Operating environment
- 5.3 Utility Package Operation
  - 5.3.1 Common utility package operations
  - 5.3.2 Operation overview
  - 5.3.3 Starting the Intelligent function module utility
- 5.4 Auto refresh setting
- 5.5 Monitor/Test
  - 5.5.1 X/Y monitor/test
  - 5.5.2 (A-slaves) List of Detected Slaves (LDS)
  - 5.5.3 (B-slaves) List of Detected Slaves (LDS)
  - 5.5.4 (A-slaves) List of Active Slaves (LAS)
  - 5.5.5 (B-slaves) List of Active Slaves (LAS)
  - 5.5.6 (A-slaves) List of Projected Slaves (LPS (For Read))
  - 5.5.7 (B-slaves) List of Projected Slaves (LPS (For Read))
  - 5.5.8 (A-slaves) List of slaves that differ from settings
  - 5.5.9 (B-slaves) List of slaves that differ from settings
  - 5.5.10 (A-slaves) Error Slave List
  - 5.5.11 (B-slaves) Error Slave List
  - 5.5.12 (A-slaves) List of Peripheral Faults (LPF)
  - 5.5.13 (B-slaves) List of Peripheral Faults (LPF)
  - 5.5.14 (A-slaves) Number of I/O Points
  - 5.5.15 (B-slaves) Number of I/O Points
  - 5.5.16 (A-slaves) Input Data of Slave Addr. From 1A-31A
  - 5.5.17 (B-slaves) Input Data of Slave Addr. From 1B-31B
  - 5.5.18 (A-slaves) Output Data of Slave Addr. From 1A-31A
  - 5.5.19 (B-slaves) Output Data of Slave Addr. From 1B-31B
  - 5.5.20 Analog Input Data (Slave Addr. 1-31)
  - 5.5.21 Analog Output Data (Slave Addr. 1-31)
- 5.6 Command Request / Command Result
- 5.7 Configuration Data Registration/EEPROM Storage
  - 5.7.1 Setting the Configuration Data (LPS)
6 TRANSMISSION DELAY TIME
- 6.1 AS-i cycle time
- 6.2 Input Transmission Delay
- 6.3 Output Transmission Delay
7 PROGRAMMING
- 7.1 I/O Slave
  - 7.1.1 Program example when utility package is used
  - 7.1.2 Program example when utility package is not used
- 7.2 Analog Slave
  - 7.2.1 Program example when utility package is used
  - 7.2.2 Program example when utility package is not used
8 TROUBLESHOOTING
- 8.1 Checking Items at Error Occurrence
- 8.2 Error Checking
  - 8.2.1 LED check
- 8.3 Error Code List
- 8.4 Checking the QJ71AS92 status using GX Developer system monitor
APPENDIX
- Appendix 1 External Dimensions
- Appendix 2 AS-i Protocol Implementation Conformance Statement (PICS)
- Appendix 3 Differences between QJ71AS92 and A1SJ71AS92
INDEX
WARRANTY

Mitsubishi Electric MELSEC Q QJ71AS92 User's Manual

Mitsubishi Electric MELSEC Q QJ71AS92 manual cover

Pages 140

Year 0

Language(s)

of 140

Mitsubishi Electric MELSEC Q QJ71AS92 Specification

The Mitsubishi Electric MELSEC Q QJ71AS92 is a high-performance communication module designed for the MELSEC-Q series of programmable logic controllers (PLCs). It enables seamless integration and efficient data exchange within various industrial automation systems. The module supports advanced automation networks by utilizing the AS-Interface (Actuator Sensor Interface), which is renowned for its simplicity and cost-effectiveness in connecting field devices such as actuators and sensors. The QJ71AS92 facilitates communication by acting as a master station within the AS-Interface network, allowing it to manage up to 62 slave devices.

It operates with a robust communication speed of up to 167 kbps, ensuring timely data transfer and enhancing system responsiveness. The module features a user-friendly interface and supports easy configuration through the GX Developer or GX Works2 software platforms, offering a streamlined setup process. The QJ71AS92 is equipped with diagnostic functions that provide real-time monitoring and error detection, contributing to reduced downtime and improved maintenance processes. It features high-reliability communication and is designed to maintain stable operation in various industrial environments.

The module complies with international standards, ensuring compatibility and interoperability with a wide range of devices and systems. It supports a 24 V DC power supply and operates within a temperature range of 0 to 55 degrees Celsius, making it suitable for diverse application settings. Compact and efficient, the QJ71AS92 enhances the flexibility and scalability of automation networks, providing a reliable solution for complex control systems in manufacturing, processing, and other industrial sectors. Its integration into the MELSEC-Q series PLCs extends the system's capability to manage and control extensive automation processes with precision and efficiency.

Mitsubishi Electric MELSEC Q QJ71AS92 F.A.Q.

What is the primary function of the MELSEC Q QJ71AS92 module?

The MELSEC Q QJ71AS92 module is used for connecting the MELSEC Q series PLCs to an AS-Interface network, allowing for seamless communication and integration with other AS-Interface devices.

How can I configure the QJ71AS92 module for initial setup?

To configure the QJ71AS92 module, install it in the base unit, connect it to the AS-Interface network, and use the GX Works2 software to set up network parameters and device addresses.

What are common troubleshooting steps if the QJ71AS92 module does not communicate with the network?

Check the physical connections, ensure the correct configuration in GX Works2, verify the power supply, and check for any error codes displayed on the module's LED indicators.

How do I update the firmware on the QJ71AS92 module?

To update the firmware, download the latest firmware from Mitsubishi Electric's website, connect the module to a PC using the appropriate cable, and follow the update instructions provided in the firmware package.

What maintenance practices should be followed for the QJ71AS92 module?

Regularly inspect the module for dust and debris, ensure that all connections are secure, update firmware as needed, and periodically check for any diagnostic errors reported by the module.

Can the QJ71AS92 module be used with other brands' AS-Interface devices?

Yes, the QJ71AS92 module is compatible with any AS-Interface certified devices, allowing it to communicate with equipment from other manufacturers that adhere to the AS-Interface standard.

What should I do if the QJ71AS92 module displays a communication error LED?

Inspect the network connections, verify the network configuration settings, ensure all connected devices are operational, and check the error code reference in the module's manual for specific troubleshooting steps.

How can I reset the QJ71AS92 module to factory settings?

Refer to the module's manual for the reset procedure, which typically involves setting a specific hardware jumper or using software commands via GX Works2 to restore factory settings.

What are the power requirements for the QJ71AS92 module?

The QJ71AS92 module requires a 24V DC power supply connected to its dedicated power terminals. Ensure that the power supply is stable and within the specified voltage range.

Is it possible to expand the number of devices connected to the QJ71AS92 module?

Yes, the QJ71AS92 module supports the addition of more devices up to the limit specified by the AS-Interface standard, allowing for scalable network expansions.