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Mitsubishi Electric MELSEC iQ-R RD78G4 User Manual

Mitsubishi Electric MELSEC iQ-R RD78G4
188 pages
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MELSEC iQ-R Motion Module
User's Manual
(Advanced Synchronous Control
for Simple Motion Mode)
-RD78G4
-RD78G8
-RD78G16

Table of Contents

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Mitsubishi Electric MELSEC iQ-R RD78G4 Specifications

General IconGeneral
Operating Temperature0 to 55 °C
Storage Temperature-25 to 75 °C
Operating Humidity5 to 95 %RH (non-condensing)
ModelRD78G4
TypeMotion Controller Module
Number of Control Axes4
Positioning Control CommandSynchronous control, interpolation control
Absolute Position Encoder InterfaceSSCNET III/H
Communication InterfaceSSCNET III/H
MemoryDepends on CPU module
Weight0.22 kg
Shock Resistance147 m/s²
Protection ClassIP2X

Summary

SAFETY PRECAUTIONS

Design Precautions

Precautions related to the design and implementation of the system for safe operation and error prevention.

Startup and Maintenance Precautions

CHAPTER 1 OUTLINE OF ADVANCED SYNCHRONOUS CONTROL

1.1 Outline of Synchronous Control

Explains the concept and basic principles of synchronous control using software instead of mechanical means.

CHAPTER 2 INPUT AXIS MODULE

2.1 Servo Input Axis

Covers the configuration, parameters, and monitor data for servo input axes used in synchronous control.

2.2 Command Generation Axis

Explains the parameters, control methods, and data for command generation axes.

2.3 Synchronous Encoder Axis

Details the setup, parameters, and monitor data for synchronous encoder axes used as input.

CHAPTER 3 CAM FUNCTION

3.1 Control Details for Cam Function

Explains how cam functions control the output axis operation through cam data and various operations.

CHAPTER 4 ADVANCED SYNCHRONOUS CONTROL

4.1 Main Shaft Module

Details the configuration, parameters, and clutch control for the main shaft module.

4.2 Auxiliary Shaft Module

Covers the settings, parameters, and clutch control functions of the auxiliary shaft module.

4.3 Clutch

Explains the clutch control methods, parameters, and smoothing for main and auxiliary shafts.

4.4 Speed Change Gear Module

Describes the speed change gear module for adjusting input speed during synchronous operation.

4.5 Output Axis Module

Details the parameters and sub-functions related to the output axis module in synchronous control.

CHAPTER 5 ADVANCED SYNCHRONOUS CONTROL INITIAL POSITION

5.1 Synchronous Control Initial Position

Explains how to set initial positions for synchronous control by aligning monitor data.

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