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Mitsubishi Electric Melservo MR-J3-A User Manual

Mitsubishi Electric Melservo MR-J3-A
460 pages
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Servo Amplifier
Instruction Manual
(General-Purpose Interface)
MR-J3-A
MITSUBISHI ELECTRIC
MITSUBISHI ELECTRIC
01072007
SH(NA)030038
Version ES
INDUSTRIAL AUTOMATION

Table of Contents

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Mitsubishi Electric Melservo MR-J3-A Specifications

General IconGeneral
TypeAC Servo Amplifier
ManufacturerMitsubishi Electric
Number of Axes1
Communication InterfaceSSCNET III
CertificationsCE, UL, cUL
SeriesMR-J3
Output Power0.1kW to 15kW
Cooling MethodNatural Cooling
Protection FeaturesOvercurrent, Overvoltage, Overload, Overheat, Encoder Error
Ambient Operating Temperature0°C to +55°C
Input Voltage3-phase 200V to 230V AC
Ambient Operating Humidity10% to 90% RH (non-condensing)

Summary

Safety Instructions

WARNING and CAUTION

Explains safety levels (Warning, Caution) and diagrammatic symbols used.

Additional instructions

Transportation and installation

Covers precautions for transporting and installing servo amplifiers and motors.

Wiring

Details on correct and secure wiring procedures for the servo system.

Test run adjustment

Procedures for test run adjustments to ensure proper operation.

Usage

Details on how to use the servo amplifier, including emergency stop and braking.

Corrective actions

Procedures for handling hazardous conditions and alarms.

COMPLIANCE WITH EC DIRECTIVES

PRECAUTIONS FOR COMPLIANCE

Lists precautions for compliance with EC directives, including compatible models and configuration.

Grounding

Instructions for proper grounding of the servo amplifier.

Wiring

Guidelines for wiring servo amplifier cables correctly.

CONFORMANCE WITH UL/C-UL STANDARD

Capacitor discharge time

Details the time for capacitor discharge after power-off for safety.

About wiring protection

Precautions for wiring protection according to electrical codes.

FUNCTIONS AND CONFIGURATION

1.1 Introduction

Overview of the MELSERVO-J3 series features and improvements over J2-Super series.

1.2 Function block diagram

Shows the functional block diagram of the servo amplifier.

1.3 Servo amplifier standard specifications

Lists standard specifications for 200VAC and 100VAC classes.

1.4 Function list

Lists servo functions, descriptions, control modes, and reference sections.

1.6 Combination with servo motor

Table of compatible servo amplifiers and motors, including those with electromagnetic brakes.

1.7 Structure

Details the physical structure and parts identification of the servo amplifier.

1.7.1 Parts identification

Identifies parts of the MR-J3-100A or less servo amplifier.

1.7.2 Removal and reinstallation of the front cover

Instructions for safely removing and reinstalling the front cover.

1.8 Configuration including auxiliary equipment

Shows configuration diagrams for auxiliary equipment.

INSTALLATION

2.1 Installation direction and clearances

Specifies installation direction and clearance requirements for servo amplifiers.

2.2 Keep out foreign materials

Precautions to prevent foreign materials from entering the servo amplifier.

2.3 Cable stress

Guidelines for managing cable stress to prevent damage.

2.4 Inspection items

Periodic inspection checks recommended for the servo amplifier.

2.5 Parts having service lives

Identifies parts with limited service lives and replacement recommendations.

SIGNALS AND WIRING

3.1 Input power supply circuit

Shows wiring diagrams for power supply connections to the servo amplifier.

3.2 I/O Signal connection example

Shows I/O signal connection examples for different control modes.

3.3 Explanation of power supply system

Explains power supply system signals and connections.

3.4 Connectors and signal arrangements

Shows connector layouts and signal assignments.

3.5 Signal explanations

Details I/O signals and their assignments in different control modes.

3.6 Detailed description of the signals

Provides detailed explanations of signals.

3.7 Alarm occurrence timing chart

Shows timing charts for various alarm occurrences.

3.9 Treatment of cable shield external conductor

Instructions on connecting shielded cables and ground plates.

3.10 Connection of servo amplifier and servo motor

Details on connecting the servo amplifier and servo motor, including warnings.

3.11 Servo motor with electromagnetic brake

Safety precautions and setting for using servo motors with electromagnetic brakes.

3.12 Grounding

Instructions for proper grounding of servo amplifiers and motors.

STARTUP

4.1 Switching power on for the first time

Procedure for the initial power-on and startup.

4.2 Startup in position control mode

Specific startup procedures for position control mode.

4.3 Startup in speed control mode

Specific startup procedures for speed control mode.

4.4 Startup in torque control mode

Specific startup procedures for torque control mode.

PARAMETERS

5.1 Basic setting parameters (No. PA )

Basic parameters for position control mode, including control mode, auto tuning, and torque limits.

5.2 Gain/filter parameters (No. PB )

Lists parameters for gain and filter adjustments.

5.3 Extension setting parameters (No. PC )

Lists parameters for extension settings like acceleration/deceleration time, speed limits.

5.4 I/O Setting parameters (No. PD )

Lists parameters for configuring I/O signals.

DISPLAY AND OPERATION SECTIONS

6.3 Status display

Describes how the servo status is displayed on the LED.

6.4 Diagnostic mode

Explains various diagnostic modes available on the servo amplifier.

6.5 Alarm mode

Displays current alarms, alarm history, and parameter errors.

6.6 Parameter mode

Describes how to access and change parameters.

6.7 External I/O signal display

Confirms ON/OFF states of digital I/O signals.

6.8 Output signal (DO) forced output

Allows forcing output signals ON/OFF for wiring checks.

6.9 Test operation mode

Explains the test operation mode for confirming servo operation.

GENERAL GAIN ADJUSTMENT

7.1 Different adjustment methods

Explains different methods for adjusting servo gains.

7.2 Auto tuning

Explains the real-time auto tuning function for optimizing gains.

7.3 Manual mode 1 (simple manual adjustment)

Simple manual gain adjustment using three parameters.

7.4 Interpolation mode

Used for matching position loop gains of multiple axes for interpolation operation.

SPECIAL ADJUSTMENT FUNCTIONS

8.2 Adaptive filter

Explains the adaptive filter function for suppressing mechanical vibration.

8.3 Machine resonance suppression filter

Explains the notch filter for suppressing mechanical resonance.

8.4 Advanced vibration suppression control

Function to further suppress machine end vibration.

8.5 Low-pass filter

Explains the low-pass filter for preventing high-frequency resonance.

8.6 Gain changing function

Allows changing gains during rotation or stop, or via external signal.

TROUBLESHOOTING

9.1 Alarms and warning list

Lists alarms and warnings, their codes, names, and causes.

9.2 Remedies for alarms

Provides actions to take for various alarm conditions.

9.3 Remedies for warnings

Lists remedies for warning conditions.

OUTLINE DRAWINGS

10.1 Servo amplifier

Provides outline drawings and dimensions for various servo amplifier models.

10.2 Connector for CN1

Details connector types and dimensions for CN1.

CHARACTERISTICS

11.1 Overload protection characteristics

Shows overload protection curves for various servo amplifiers.

11.2 Power supply equipment capacity and generated loss

Table of power supply capacities and generated heat for servo amplifiers.

11.3 Dynamic brake characteristics

Explains dynamic brake operation and time constants.

11.4 Encoder cable flexing life

Graph showing encoder cable flexing life.

11.5 Inrush currents at power-on of main circuit and control circuit

Table indicating inrush currents for various servo amplifiers.

OPTIONS AND AUXILIARY EQUIPMENT

12.1 Cable/connector sets

Lists available cables and connectors for the servo system.

12.2 Regenerative options

Lists combinations of regenerative options and servo amplifiers with power values.

12.3 Brake unit

Details brake units, resistor units, and their applications.

12.4 Power regeneration converter

Explains the use and selection of power regeneration converters.

12.5 Power regeneration common converter

Explains the use and selection of common power regeneration converters.

12.6 External dynamic brake

Information on dynamic brake units and their selection.

12.7 Junction terminal block MR-TB50

Details the junction terminal block and its usage.

12.8 MR Configurator

Introduces the MR Configurator software and its functions.

12.9 Battery unit MR-J3BAT

Information about the battery unit for absolute position detection.

12.10 Heat sink outside mounting attachment (MR-J3ACN)

Details the heat sink attachment for MR-J3-11KA(4) to 22KA(4).

12.11 Recommended wires

Shows recommended wires for power supply wiring and tables for wire sizes.

12.12 No-fuse breakers, fuses, magnetic contactors

Lists recommended no-fuse breakers, fuses, and magnetic contactors.

12.13 Power factor improving DC reactor

Explains the function and selection of DC reactors.

12.14 Power factor improving reactors

Explains how power factor improving reactors work and their benefits.

12.17 Noise reduction techniques

General techniques for reducing external and radiated noise.

12.18 Leakage current breaker

Explains how to select and install leakage current breakers.

12.19 EMC filter (recommended)

Recommends EMC filters for compliance with EN standards.

COMMUNICATION FUNCTION

13.1 Configuration

Explains configuration for single-axis and multidrop communication.

13.2 Communication specifications

Details communication specifications like baud rate and transfer protocol.

13.3 Protocol

Details the communication protocol, including data transmission configurations.

13.4 Command and data No. list

Lists commands and data numbers for various operations.

13.5 Detailed explanations of commands

Provides detailed explanations for commands.

13.5.3 Parameters

Explains how to specify and read parameter groups.

13.5.4 External I/O signal statuses (DI0 diagnosis)

Reads ON/OFF states of input and output devices.

13.5.5 Input devices ON/OFF (test operation)

Explains how to test input devices ON/OFF.

13.5.8 Test operation mode

Explains how to use test operation modes like JOG, Positioning, Motorless.

13.5.10 Alarm history

Reading and clearing alarm history.

13.5.11 Current alarm

Reading and clearing the current alarm.

13.5.12 Other commands

Commands for reading servo motor absolute position and software version.

ABSOLUTE POSITION DETECTION SYSTEM

14.1 Outline

Provides an overview of the absolute position detection system.

14.2 Specifications

Lists specifications for the absolute position detection system.

14.3 Battery installation procedure

Provides procedures and precautions for battery installation.

14.4 Standard connection diagram

Shows the standard connection diagram for absolute position detection.

14.5 Signal explanation

Explains signals related to ABS transfer mode and home position setting.

14.6 Startup procedure

Outlines the steps for starting up the absolute position detection system.

14.7 Absolute position data transfer protocol

Explains the protocol for transferring absolute position data.

14.8 Examples of use

Provides examples of using the absolute position system with PLCs.

14.9 Absolute position data transfer errors

Lists errors related to absolute position data transfer.

14.10 Communication-based ABS transfer system

Details the system for ABS transfer via serial communication.

14.11 Confirmation of absolute position detection data

How to confirm absolute position data using MR Configurator.

APPENDIX

App 1. Parameter list

Lists basic and gain/filter parameters.

App 2. Signal layout recording paper

Provides signal layout diagrams for CN1 in different control modes.

App 3. Status display block diagram

Block diagram illustrating status display items.

App 4. Change of connector sets to the RoHS compatible products

Lists current and RoHS compatible connector sets.

REVISIONS

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