Contents

SAFETY PRECAUTIONS
CONDITIONS OF USE FOR THE PRODUCT
INTRODUCTION
COMPLIANCE WITH EMC AND LOW VOLTAGE DIRECTIVES
CONTENTS
RELEVANT MANUALS
TERMS
1 OUTLINE OF ADVANCED SYNCHRONOUS CONTROL
- 1.1 Outline of Synchronous Control
- 1.2 Performance Specifications
- 1.3 Operation Method of Synchronous Control
  - Synchronous control execution procedure
  - Starting/ending for synchronous control
  - Stop operation of output axis
2 INPUT AXIS MODULE
- 2.1 Servo Input Axis
  - Overview of servo input axis
  - Servo input axis parameters
  - Servo input axis monitor data
- 2.2 Synchronous Encoder Axis
  - Overview of synchronous encoder axis
  - Setting method for synchronous encoder
  - Synchronous encoder axis parameters
  - Synchronous encoder axis parameters via link device [RD77GF]
  - Synchronous encoder axis control data
  - Synchronous encoder axis monitor data
3 CAM FUNCTION
- 3.1 Control Details for Cam Function
- 3.2 Create Cam Data
  - Memory configuration of cam data
  - Cam data operation function
  - Cam auto-generation function
4 ADVANCED SYNCHRONOUS CONTROL
- 4.1 Main Shaft Module
  - Overview of main shaft module
  - Main shaft parameters
  - Main shaft clutch parameters
  - Main shaft clutch control data
- 4.2 Auxiliary Shaft Module
  - Overview of auxiliary shaft module
  - Auxiliary shaft parameters
  - Auxiliary shaft clutch parameters
  - Auxiliary shaft clutch control data
- 4.3 Clutch
  - Overview of clutch
  - Control method for clutch
  - Smoothing method for clutch
  - Use example of clutch
- 4.4 Speed Change Gear Module
  - Overview of speed change gear module
  - Speed change gear parameters
- 4.5 Output Axis Module
  - Overview of output axis module
  - Output axis parameters
- 4.6 Synchronous Control Change Function
  - Overview of synchronous control change function
  - Synchronous control change control data
- 4.7 Synchronous Control Monitor Data
- 4.8 Phase Compensation Function
- 4.9 Output Axis Sub Functions
5 ADVANCED SYNCHRONOUS CONTROL INITIAL POSITION
- 5.1 Synchronous Control Initial Position
- 5.2 Synchronous Control Initial Position Parameters
- 5.3 Cam Axis Position Restoration Method
  - Cam axis current value per cycle restoration
  - Cam reference position restoration
  - Cam axis feed current value restoration
- 5.4 Synchronous Control Analysis Mode
- 5.5 Cam Position Calculation Function
  - Cam position calculation control data
  - Cam position calculation monitor data
- 5.6 Method to Restart Synchronous Control
APPENDICES
- Appendix 1 List of Buffer Memory Addresses (for Synchronous Control)
- Appendix 2 Sample Program of Synchronous Control of the RD77MS
INDEX
REVISIONS
WARRANTY
TRADEMARKS

Mitsubishi Electric RD77MS2, RD77GF4, RD77MS4 Users Manual

Pages 194

Year 2014

Language(s)

of 194

Mitsubishi Electric RD77MS2, RD77GF4, RD77MS4 Users Specification

The Mitsubishi Electric RD77MS2, RD77GF4, and RD77MS4 are advanced motion control modules designed to enhance automation systems with precise motion control capabilities. These modules are part of Mitsubishi's MELSEC iQ-R series, which integrates seamlessly with other components to create flexible and efficient industrial automation solutions.

The RD77MS2 module offers two-axis motion control, making it ideal for applications requiring synchronization and high-speed positioning. It supports a variety of control methods, including speed, position, and torque control, and is equipped with advanced features like vibration suppression and auto-tuning to optimize performance.

The RD77GF4 module provides four-axis control and is tailored for more complex motion applications. It enables complex multi-axis interpolation, electronic cam, and gear functions, essential for sophisticated automation tasks. The module also supports high-speed and high-precision control, ensuring optimal performance in demanding environments.

The RD77MS4, like the RD77MS2, is focused on precise motion control but extends capabilities to four axes, offering similar control functions and features for applications that require additional axis control. It is equipped with advanced diagnostic and monitoring tools, ensuring reliable operation and easy maintenance.

All three modules are designed to integrate seamlessly with Mitsubishi's engineering software, enabling easy configuration, programming, and monitoring. They are equipped with high-speed communication interfaces to ensure quick data exchange and are built to comply with industry standards for durability and reliability. These motion control modules are suitable for a wide range of industrial applications, including robotics, packaging, and material handling, where precision and efficiency are paramount.

Mitsubishi Electric RD77MS2, RD77GF4, RD77MS4 Users F.A.Q.

How do I properly install the Mitsubishi Electric RD77MS2 module?

Ensure that the power is turned off before installation. Mount the module securely on a DIN rail or panel, and follow the wiring guidelines provided in the user's manual for proper connection.

What should I do if the RD77GF4 module is not communicating with the PLC?

Check the communication cable connections and ensure the correct settings in the PLC configuration. Verify that the module and PLC are powered on and that the correct protocol is selected.

How can I update the firmware on my RD77MS4 module?

Download the latest firmware from the Mitsubishi Electric website. Connect the module to a PC using the recommended software and follow the update instructions provided in the technical documentation.

What maintenance is required for the RD77MS2 module?

Regularly check the module for dust accumulation and clean it with a dry cloth. Inspect wiring and connections for wear or damage, and ensure that the module is operating within its specified temperature range.

How do I troubleshoot an error code displayed on the RD77GF4 module?

Refer to the error code list in the user manual. Each code is associated with a specific issue, and the manual will provide troubleshooting steps to resolve the error.

Can the RD77MS4 module be used in high-vibration environments?

The RD77MS4 module is designed for industrial environments, but it is important to ensure it is properly secured and within specified vibration limits. Consult the environmental specifications in the manual for details.

How do I reset the Mitsubishi Electric RD77MS2 module to factory settings?

Use the software tool provided by Mitsubishi Electric to reset the module. Follow the reset procedure outlined in the user manual to safely restore factory settings.

What is the recommended procedure for wiring the RD77GF4 module?

Follow the wiring diagram provided in the installation manual. Use appropriate wire gauges and ensure all connections are tight. Double-check polarity and ensure that the power supply is turned off during wiring.

Is there a way to monitor the performance of the RD77MS4 module in real-time?

Yes, you can use Mitsubishi Electric's monitoring software to view real-time data and performance metrics. Ensure the module is connected to a network for remote monitoring capabilities.

What steps should I take if the RD77MS2 module overheats?

Immediately power down the module and inspect the installation area for proper ventilation. Check for obstructions to airflow and ensure the ambient temperature is within specified limits.