Mitsubishi Electric MR-J4-70B(-RJ) User Manual

SH(NA)030106ENG-P(1710)MEE Printed in Japan Specifications are subject to change without notice.
This Instruction Manual uses recycled paper.
MODEL
MODEL
CODE
General-Purpose AC Servo
MR-J4-_B_(-RJ) SERVO AMPLIFIER INSTRUCTION MANUAL
HEAD OFFICE: TOKYO BLDG MARUNOUCHI TOKYO 100-8310
MODEL
MR-J4-_B_(-RJ)
SSCNET /H Interface
1CW805
MR-J4-B INSTRUCTIONMANUAL
P
P
SERVO AMPLIFIER
INSTRUCTION MANUAL

Mitsubishi Electric MR-J4-70B(-RJ) Specifications

General

Type	Servo Drive
Model	MR-J4-70B(-RJ)
Series	MR-J4
Rated Output	0.7 kW
Rated Current	3.5 A
Communication	SSCNET III/H
Protection Class	IP20
Feedback Device	Absolute/Incremental Encoder
Protection Functions	Overcurrent, Overvoltage, Overheat

Summary

Safety Instructions

WARNING

Indicates hazardous conditions leading to death or severe injury.

CAUTION

Indicates hazardous conditions leading to medium or slight injury, or physical damage.

1. FUNCTIONS AND CONFIGURATION

1.1 Summary

Overview of MELSERVO-J4 series performance and functions compared to J3 series.

1.2 Function block diagram

Illustrates the functional blocks of the servo amplifier.

1.3 Servo amplifier standard specifications

Details standard specifications for servo amplifiers.

2. INSTALLATION

2.1 Installation direction and clearances

Specifies installation direction and required clearances for the servo amplifier.

3. SIGNALS AND WIRING

3.1 Input power supply circuit

Details the input power supply circuit and its connections.

3.2 I/O signal connection example

Provides examples for connecting I/O signals.

3.5 Signal (device) explanations

3.6 Forced stop deceleration function

Explains the forced stop deceleration function.

3.10 Servo motor with an electromagnetic brake

Covers safety precautions and operation of servo motors with electromagnetic brakes.

3.11 Grounding

12. ABSOLUTE POSITION DETECTION SYSTEM

12.1 Summary

Overview of the absolute position detection system.

4. STARTUP

4.1 Switching power on for the first time

Step-by-step guide for initial power-on.

4.2 Startup

4.4 Test operation

Procedures for performing test operations before actual use.

4.5 Test operation mode

5. PARAMETERS

5.1 Parameter list

Lists all parameters and their basic settings.

5.2 Detailed list of parameters

Provides detailed descriptions of all parameters.

6. NORMAL GAIN ADJUSTMENT

6.1 Different adjustment methods

Explains various methods for gain adjustment.

6.2 One-touch tuning

Details the one-touch tuning process using user or amplifier commands.

6.3 Auto tuning

Explains auto tuning modes for automatic gain adjustment.

6.4 Manual mode

7. SPECIAL ADJUSTMENT FUNCTIONS

7.1 Filter setting

7.2 Gain switching function

7.3 Tough drive function

Enables continued operation even under alarm conditions.

7.4 Compliance with SEMI-F47 standard

7.6 Lost motion compensation function

8. TROUBLESHOOTING

8.2 Alarm list

Lists and explains various alarms.

8.3 Warning list

8.4 Troubleshooting at power on

Provides troubleshooting steps for issues occurring at power on.

10. CHARACTERISTICS

10.1 Overload protection characteristics

Details overload protection curves for servo motors and amplifiers.

10.3 Dynamic brake characteristics

Explains dynamic brake operation and calculations.

11. OPTIONS AND PERIPHERAL EQUIPMENT

11.2 Regenerative options

11.3 FR-BU2-(H) brake unit

11.4 FR-RC-(H) power regeneration converter

11.5 FR-CV-(H) power regeneration common converter

11.7 MR Configurator2

11.8 Battery

11.14 Noise reduction techniques

11.17 External dynamic brake

Covers selection and connection examples of external dynamic brakes.

13. USING STO FUNCTION

13.1 Introduction

Provides cautions regarding the STO function.

13.1.4 Residual risks of the STO function

Lists residual risks associated with the STO function.

13.1.5 Specifications

Details the specifications related to functional safety and performance.

13.2 STO I/O signal connector (CN8) and signal layouts

Shows signal layouts and pin assignments for the STO connector.

13.3 Connection example

Provides connection examples for STO circuits.

14. USING A LINEAR SERVO MOTOR

14.1 Functions and configuration

Explains functions and system configuration for linear servo motors.

14.2 Signals and wiring

14.3 Operation and functions

Details startup, magnetic pole detection, and operation from controller.

15. USING A DIRECT DRIVE MOTOR

15.1 Functions and configuration

Explains functions and system configuration for direct drive motors.

15.2 Signals and wiring

15.3 Operation and functions

Details startup, magnetic pole detection, and operation from controller.

16. FULLY CLOSED LOOP SYSTEM

16.1 Functions and configuration

Explains functions and system configuration for fully closed loop systems.

16.2 Load-side encoder

16.3 Operation and functions

Details startup, control modes, and error detection.

APPENDIX

App. 4.4 Electrical Installation and configuration diagram

App. 4.5 Signal

App. 4.6 Maintenance and service

Provides guidelines for maintenance and service.

APPENDIX

App. 14 STO function with SIL 3 certification

Details STO function compliance with SIL 3.

App. 5.2 Terms related to safety

Details terms related to safety.

App. 5.3 Cautions

Basic safety notes for installation and usage.

App. 5.4 Residual risk

Lists residual risks associated with STO/EMG functions.

App. 5.5 Block diagram and timing chart