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Mitsubishi Electric Melservo-J3 Series MR-J3-B User Manual

Mitsubishi Electric Melservo-J3 Series MR-J3-B
408 pages
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SH (NA) 030051-C (0707) MEE Printed in Japan Specifications subject to change without notice.
This Instruction Manual uses recycled paper.
MODEL
MODEL
CODE
General-Purpose AC Servo
MODEL
MR-J3- B
SERVO AMPLIFIER
INSTRUCTION MANUAL
SSCNET Compatible
J3 Series
C
HEAD OFFICE : TOKYO BLDG MARUNOUCHI TOKYO 100-8310
J3 Series MR-J3- B Servo Amplifier Instruction Manual C

Table of Contents

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Mitsubishi Electric Melservo-J3 Series MR-J3-B Specifications

General IconGeneral
BrandMitsubishi Electric
ModelMelservo-J3 Series MR-J3-B
CategoryAmplifier
LanguageEnglish

Summary

Safety Instructions

1. To Prevent Electric Shock

Instructions to avoid electrical hazards during installation, operation, and maintenance.

2. To Prevent Fire

Guidelines to prevent fire hazards related to component placement and wiring.

3. To Prevent Injury

Precautions to prevent physical injury from hot surfaces or moving parts.

Additional Instructions

(1) Transportation and Installation

Guidelines for safely transporting and installing the equipment.

(2) Wiring

Proper procedures and precautions for electrical wiring connections.

(3) Test Run Adjustment

Steps for adjusting and testing the servo system performance.

(4) Usage

Recommendations and precautions for operating the servo system.

(5) Corrective Actions

Actions to take in case of faults or abnormal conditions.

(6) Maintenance, Inspection, and Parts Replacement

Guidance on routine maintenance and component lifespan.

(7) General Instruction

General operational advice and safety considerations.

Waste Disposal and Product Precautions

FOR MAXIMUM SAFETY

Ensuring safety during product use and installation.

EEP-ROM Life

Information on the limited write cycles of the EEP-ROM.

Precautions for Choosing the Products

Important considerations before selecting and using products.

EC Directives Compliance

1. What are EC Directives?

Explanation of the purpose and requirements of EC directives.

2. Precautions for Compliance

Measures to ensure compliance with EC directives.

(2) Configuration

Details on system configuration for compliance.

(3) Environment

Environmental conditions for proper operation and installation.

(4) Power Supply

Specifications and requirements for the power supply system.

(5) Grounding

Essential grounding procedures for safety and performance.

(6) Wiring

Wiring requirements and best practices.

(7) Auxiliary Equipment and Options

Information on compatible auxiliary equipment and optional items.

(8) Performing EMC Tests

Guidelines for conducting Electromagnetic Compatibility (EMC) tests.

UL/C-UL Standard Conformance

(1) Converter Unit, Servo Amplifiers (Drive Unit), and Servo Motors Used

Lists compatible units and motors for UL/C-UL compliance.

(2) Installation

Installation requirements for UL/C-UL compliance.

(3) Short Circuit Rating

Information on the short-circuit current rating for safety.

(4) Capacitor Discharge Time

Safety information regarding capacitor discharge time after power-off.

(5) Options and Auxiliary Equipment

Required options and auxiliary equipment for UL/C-UL compliance.

(6) Attachment of a Servo Motor

Guidelines for attaching the servo motor for compliance.

(7) About Wiring Protection

Protection measures for wiring to ensure compliance.

1. Functions and Configuration

1.1 Introduction

Introduction to the MELSERVO-J3 series AC servo.

1.2 Function Block Diagram

Diagram illustrating the functional blocks of the servo system.

1.3 Servo Amplifier Standard Specifications

Detailed standard specifications for servo amplifiers.

1.4 Function List

List of available functions with brief explanations.

1.5 Model Code Definition

Explanation of the model code structure for identification.

1.6 Combination with Servo Motor

Table showing compatible servo amplifier and servo motor combinations.

1.7 Structure

Identification of major parts and components of the servo amplifier.

1.8 Configuration Including Auxiliary Equipment

System configuration diagrams with auxiliary equipment.

2. Installation

2.1 Installation Direction and Clearances

Requirements for proper installation direction and spacing.

2.2 Keep Out Foreign Materials

Measures to prevent entry of contaminants into the unit.

2.3 Cable Stress

Guidelines for managing cable stress and preventing damage.

2.4 SSCNET Cable Laying

Specific instructions for routing SSCNET optical fiber cables.

2.5 Inspection Items

Periodic checks recommended for maintenance and safety.

2.6 Parts Having Service Lives

Identification of components with limited service lives requiring replacement.

3. Signals and Wiring

3.1 Input Power Supply Circuit

Wiring diagrams for connecting the main and control circuit power supplies.

3.2 I/O Signal Connection Example

Illustrative examples of I/O signal connections.

3.3 Explanation of Power Supply System

Detailed explanation of the power supply system and terminal functions.

3.4 Connectors and Signal Arrangements

Pin assignments and layouts for various connectors.

3.5 Signal (Device) Explanations

Detailed explanations of individual signals and their functions.

3.6 Alarm Occurrence Timing Chart

Timing diagrams illustrating alarm conditions and system responses.

3.7 Interfaces

Internal connection diagrams and descriptions of interfaces.

3.8 Treatment of Cable Shield External Conductor

Proper handling of shielded cable external conductors for noise reduction.

3.9 SSCNET Cable Connection

Procedures for connecting SSCNET communication cables.

3.10 Connection of Servo Amplifier and Servo Motor

Essential instructions for connecting the servo amplifier and motor.

3.11 Servo Motor with Electromagnetic Brake

Specific wiring and safety precautions for motors with electromagnetic brakes.

3.12 Grounding

Critical grounding procedures for safety and noise reduction.

3.13 Control Axis Selection

Setting the control axis number using the rotary switch.

4. Startup Procedures

4.1 Switching Power On for the First Time

Procedures for powering up the system for the first time.

4.2 Start Up

Steps for initiating system operation and verifying basic functions.

4.3 Servo Amplifier Display

Understanding the servo amplifier's display indications for status and errors.

4.4 Test Operation

Procedures for performing test operations to verify machine and motor functions.

4.5 Test Operation Mode

Modes and procedures for testing servo operation without a machine.

4.5.2 Motorless Operation in Controller

Performing operations without connecting the servo motor for controller checks.

5. Parameters and Settings

5.1 Basic Setting Parameters (No. PA\[\])

Essential parameters for initial system setup and basic operation.

5.2 Gain/Filter Parameters (No. PB\[\])

Parameters for adjusting servo gains and filter settings for optimal performance.

5.3 Extension Setting Parameters (No. PC\[\])

Parameters for extended functions like analog monitor and I/O settings.

5.4 I/O Setting Parameters (No. PD\[\])

Parameters for configuring digital and analog I/O signals.

6. General Gain Adjustment

6.1 Different Adjustment Methods

Explanation of various gain adjustment techniques available.

6.2 Auto Tuning

Procedures and modes for automatic servo gain adjustment.

6.3 Manual Mode 1 (Simple Manual Adjustment)

Step-by-step guide for manual gain adjustment.

6.4 Interpolation Mode

Gain adjustment for multi-axis interpolation operations.

6.5 Differences Between MELSERVO-J2-Super and MELSERVO-J3 in Auto Tuning

Comparison of auto tuning features between J2 and J3 series.

7. Special Adjustment Functions

7.1 Function Block Diagram

Diagram illustrating special adjustment functions.

7.2 Adaptive Filter

Function for automatic detection and suppression of mechanical vibration.

7.3 Machine Resonance Suppression Filter

Filter for reducing mechanical system resonance and vibration.

7.4 Advanced Vibration Suppression Control

Control for further suppressing machine and workpiece vibration.

7.5 Low-Pass Filter

Filter to prevent high-frequency resonance during servo system response increase.

7.6 Gain Changing Function

Function to change servo gains dynamically based on operating conditions.

8. Troubleshooting

8.1 Alarms and Warning List

Comprehensive list of alarms and warnings with display codes.

8.2 Remedies for Alarms

Detailed steps to resolve specific alarm conditions.

8.3 Remedies for Warnings

Actions to take when system warnings occur.

9. Outline Drawings

9.1 Servo Amplifier

Physical dimensions and mounting information for servo amplifiers.

9.2 Connector

Outline drawings for common connector types used.

10. Characteristics

10.1 Overload Protection Characteristics

Graphs showing electronic thermal relay protection curves.

10.2 Power Supply Equipment Capacity and Generated Loss

Data on power supply capacity and heat dissipation requirements.

10.3 Dynamic Brake Characteristics

Dynamic brake performance characteristics.

10.4 Cable Flexing Life

Graphs illustrating expected cable flexing life.

10.5 Inrush Currents at Power-On of Main Circuit and Control Circuit

Data on inrush currents during power-on for various models.

11. Options and Auxiliary Equipment

11.1 Cable/Connector Sets

Lists available cables and connector sets for system integration.

11.2 Regenerative Options

Details on regenerative options for energy recovery.

11.3 FR-BU2-(H) Brake Unit

Information on the FR-BU2-(H) brake unit and its usage.

11.4 Power Regeneration Converter

Details on the power regeneration converter for energy recovery.

11.5 Power Regeneration Common Converter

Information on the common power regeneration converter.

11.6 External Dynamic Brake

Use and connection of external dynamic brakes for stopping.

11.7 Junction Terminal Block PS7DW-20V14B-F (Recommended)

Details on the recommended junction terminal block for wiring.

11.8 MR Configurator

Software for parameter setting, monitoring, and testing.

11.9 Battery MR-J3BAT

Information about the battery for absolute position detection.

11.10 Heat Sink Outside Mounting Attachment (MR-J3ACN)

Attachment for external heat sink mounting.

11.11 Recommended Wires

Recommended wire specifications for various connections.

11.12 No-fuse Breakers, Fuses, Magnetic Contactors

Selection of protective devices and contactors.

11.13 Power Factor Improving DC Reactor

Use and installation of DC reactors for power factor improvement.

11.14 Power Factor Improving AC Reactors

Use of AC reactors for power factor improvement.

11.15 Relays (Recommended)

Recommended relays for interface connections.

11.16 Surge Absorbers (Recommended)

Surge absorbers for protecting equipment from voltage spikes.

11.17 Noise Reduction Techniques

Methods for minimizing electrical noise and interference.

11.18 Leakage Current Breaker

Selection and use of leakage current breakers for safety.

11.19 EMC Filter (Recommended)

EMC filters for compliance with electromagnetic compatibility standards.

12. Absolute Position Detection System

12.1 Features

Key features of the absolute position detection system.

12.2 Specifications

Technical specifications for the absolute position detection system.

12.3 Battery Installation Procedure

Steps for installing the battery for position data backup.

12.4 Confirmation of Absolute Position Detection Data

How to verify absolute position data using MR Configurator.

13. Servo Amplifiers with a Large Capacity (30k to 55kW)

13.1 Functions and Menus

Overview of functions and menus for large capacity units.

13.1.1 Function Block Diagram

Block diagram of the large capacity servo amplifier system.

13.1.2 Packing List

List of items included with converter units, drive units, and motors.

13.1.3 Standard Specifications

Standard specifications for converter units.

13.1.4 Model Definition

Definition of model codes for converter and drive units.

13.1.5 Combinations of Converter Units, Drive Unit and Servo Motors

Compatible combinations of system components.

13.1.6 Parts Identification

Identification of parts on the converter unit.

13.1.7 Removal and Reinstallation of the Terminal Block Cover

Procedures for removing and reinstalling terminal block covers.

13.1.8 Servo System with Auxiliary Equipment

Wiring diagrams for servo systems with auxiliary equipment.

13.2 Installation

General installation guidelines for large capacity units.

13.2.1 Installation Direction and Clearances

Requirements for correct installation orientation and spacing.

13.2.2 Inspection

Periodic inspection checks for converter and drive units.

13.3 Signals and Wiring

Wiring and signal information for large capacity units.

13.3.1 Magnetic Contactor Control Connector (CNP1)

Connection and control of the magnetic contactor.

13.3.2 Input Power Supply Circuit

Wiring details for the input power supply circuit.

13.3.3 Terminal

Terminal assignments for converter and drive units.

13.3.4 How to Use the Connection Bars

Instructions for using connection bars between units.

13.3.5 Connectors and Signal Arrangements

Connector pin configurations for converter units.

13.3.6 Converter Unit Signal (Device) Explanations

Explanation of signals and devices for converter units.

13.3.7 Timing Chart

Timing charts for power-on, alarm, and forced stop sequences.

13.3.8 Servo Motor Side Details

Details of servo motor terminals and connectors.

13.4 Display Section and Operation Section of the Converter Unit

Operation and display functions of the converter unit.

13.4.1 Display Flowchart

Flowchart illustrating the converter unit display sequence.

13.4.2 Status Display Mode

How to display and interpret various operating statuses.

13.4.3 Diagnostic Mode

Mode for diagnosing system status and I/O signals.

13.4.4 Alarm Mode

How to display and interpret current alarms and history.

13.4.5 Parameter Mode

Procedure for accessing and setting parameters.

13.5 Parameters for Converter Unit

List of parameters specific to the converter unit.

13.5.1 Parameter List

Detailed list of converter unit parameters.

13.5.2 List of Details

Explanations and settings for specific converter unit parameters.

13.6 Troubleshooting

Troubleshooting guide for converter and drive units.

13.6.1 Converter Unit

Alarms and warnings specific to the converter unit.

13.6.2 Drive Unit

Alarms and warnings specific to the drive unit.

13.7 Outline Drawings

Physical dimensions and mounting information for large capacity units.

13.7.1 Converter Unit (MR-J3-CR55K(4))

Outline dimensions for the MR-J3-CR55K(4) converter unit.

13.7.2 Drive Unit

Outline dimensions for MR-J3-DU30KB4/37KB4 drive units.

13.8 Characteristics

Performance characteristics of large capacity servo amplifiers.

13.8.1 Overload Protection Characteristics

Graphs illustrating overload protection curves.

13.8.2 Power Supply Equipment Capacity and Generated Loss

Power supply capacity and heat generation data.

13.8.3 Dynamic Brake Characteristics

Dynamic brake performance characteristics.

13.8.4 Inrush Currents at Power-On of Main Circuit and Control Circuit

Data on inrush currents for large capacity units.

13.9 Options

Information on available optional accessories for large capacity units.

13.9.1 Cables and Connectors

Details on cables and connectors for large capacity units.

13.9.2 Regenerative Option

Selection and combination of regenerative options.

13.9.3 External Dynamic Brake

Selection and connection of external dynamic brakes for stopping.

13.9.4 Recommended Wires

Recommended wire specifications for large capacity units.

13.9.5 No-fuse Breakers, Fuses, Magnetic Contactors

Selection of protective devices for large capacity units.

13.9.6 Power Factor Improving DC Reactor

Use and installation of DC reactors for large capacity units.

13.9.7 Line Noise Filter (FR-BLF)

Line noise filters for large capacity units.

13.9.8 Leakage Current Breaker

Selection and use of leakage current breakers.

13.9.9 EMC Filter (Recommended)

EMC filters for large capacity units.

13.9.10 FR-BU2-(H) Brake Unit

Information on the FR-BU2-(H) brake unit for large capacity systems.

Appendix

App 1. Parameter List

Comprehensive list of servo amplifier parameters.

App 1.1 Servo Amplifier (Drive Unit)

List of basic and gain/filter parameters for servo amplifiers.

App 1.2 Converter Unit

List of parameters for converter units.

App 2. Signal Layout Recording Paper

Blank paper for recording signal layouts.

App 4. Change of Connector Sets to the RoHS Compatible Products

Information on connector set changes to RoHS compatible products.

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