Contents

Safety Instructions
About processing of waste
COMPLIANCE WITH EC DIRECTIVES
CONFORMANCE WITH UL/C-UL STANDARD
CONTENTS
1. FUNCTIONS AND CONFIGURATION
- 1.1 Introduction
  - 1.1.1 System configuration
  - 1.1.2 I/O devices
- 1.2 Servo amplifier standard specifications
- 1.3 Function list
- 1.4 Model code definition
- 1.5 Combination with servo motor
- 1.6 Parts identification
- 1.7 Servo system with auxiliary equipment
2. INSTALLATION
- 2.1 Environmental conditions
- 2.2 Installation direction and clearances
- 2.3 Keep out foreign materials
- 2.4 Cable stress
- 2.5 Using the DIN rail for installation
3. SIGNALS AND WIRING
- 3.1 Standard connection example
- 3.2 Internal connection diagram of servo amplifier
- 3.3 I/O signals
  - 3.3.1 Connectors and signal arrangements
  - 3.3.2 Signal explanations
  - 3.3.3 Additional function devices
- 3.4 Detailed description of the signals
  - 3.4.1 Start and stop signals
  - 3.4.2 Rough match, in-position
  - 3.4.3 Override
  - 3.4.4 Torque limit
- 3.5 Alarm occurrence timing chart
- 3.6 Interfaces
  - 3.6.1 Common line
  - 3.6.2 Detailed description of the interfaces
- 3.7 Input power supply circuit
  - 3.7.1 Connection example
  - 3.7.2 Explanation of signals
  - 3.7.3 Power-on sequence
- 3.8 Servo motor with electromagnetic brake
- 3.9 Grounding
- 3.10 Instructions for the 3M connector
4. OPERATION
- 4.1 When switching power on for the first time
  - 4.1.1 Pre-operation check items
  - 4.1.2 Startup
- 4.2 Automatic operation mode
  - 4.2.1 What is automatic operation mode?
  - 4.2.2 Absolute value command system
  - 4.2.3 Incremental value command system
  - 4.2.4 Automatic operation timing chart
  - 4.2.5 Automatic continuous operation
- 4.3 Manual operation mode
  - 4.3.1 Jog operation
  - 4.3.2 Manual pulse generator operation
- 4.4 Manual home position return mode
  - 4.4.1 Outline of home position return
  - 4.4.2 Dog type home position return
  - 4.4.3 Count type home position return
  - 4.4.4 Data setting type home position return
  - 4.4.5 Stopper type home position return
  - 4.4.6 Home position ignorance (servo-on position defined as home position)
  - 4.4.7 Automatic home position return function
- 4.5 Serial communication operation
  - 4.5.1 Positioning operation in accordance with point tables
  - 4.5.2 Positioning operation
  - 4.5.3 Multidrop system
  - 4.5.4 Group designation
5. PARAMETERS
- 5.1 Parameter list
  - 5.1.1 Parameter write inhibit
  - 5.1.2 Lists
- 5.2 Detailed explanation
  - 5.2.1 Electronic gear
  - 5.2.2 Changing the status display screen
  - 5.2.3 S-pattern acceleration/deceleration
  - 5.2.4 Changing the stop pattern using a limit switch
  - 5.2.5 Alarm history clear
  - 5.2.6 Rough match output
  - 5.2.7 Software limit
6. SERVO CONFIGURATION SOFTWARE
- 6.1 Specifications
- 6.2 System configuration
- 6.3 Station setting
- 6.4 Parameters
- 6.5 Point table
- 6.6 Device setting
- 6.7 Test operation
  - 6.7.1 Jog operation
  - 6.7.2 Positioning operation
  - 6.7.3 Motor-less operation
  - 6.7.4 Output signal (DO) forced output
  - 6.7.5 Single-step feed
- 6.8 Alarm history
7. DISPLAY AND OPERATION
- 7.1 Display flowchart
- 7.2 Status display
- 7.3 Diagnostic mode
- 7.4 Alarm mode
- 7.5 Point table mode
- 7.6 Parameter mode
8. COMMUNICATION FUNCTIONS
- 8.1 Configuration
  - 8.1.1 RS-422 configuration
  - 8.1.2 RS-232C configuration
- 8.2 Communication specifications
  - 8.2.1 Communication overview
  - 8.2.2 Parameter setting
- 8.3 Protocol
- 8.4 Character codes
- 8.5 Error codes
- 8.6 Checksum
- 8.7 Time-out operation
- 8.8 Retry operation
- 8.9 Initialization
- 8.10 Communication procedure example
- 8.11 Command and data No. list
  - 8.11.1 Read commands
  - 8.11.2 Write commands
- 8.12 Detailed explanations of commands
  - 8.12.1 Data processing
  - 8.12.2 Status display
  - 8.12.3 Parameter
  - 8.12.4 External I/O signal statuses
  - 8.12.5 Device ON/OFF
  - 8.12.6 Alarm history
  - 8.12.7 Current alarm
  - 8.12.8 Point table
  - 8.12.9 Servo amplifier group designation
  - 8.12.10 Other commands
9. ADJUSTMENT
- 9.1 What is gain adjustment?
  - 9.1.1 Difference between servo amplifier and other drives
  - 9.1.2 Basics of the servo system
- 9.2 Gain adjustment
  - 9.2.1 Parameters required for gain adjustment
  - 9.2.2 Block diagram
  - 9.2.3 What is auto tuning?
- 9.3 Gain adjustment by auto tuning
  - 9.3.1 Adjustment method
  - 9.3.2 Valid conditions
- 9.4 Manual gain adjustment
  - 9.4.1 When machine rigidity is low
  - 9.4.2 When the machine vibrates due to machine resonance frequency
  - 9.4.3 Load inertia moment is 20 or more times
  - 9.4.4 When shortening the settling time
  - 9.4.5 When the same gain is used for two or more axes
- 9.5 Slight vibration suppression control
10. INSPECTION
11. TROUBLESHOOTING
- 11.1 Trouble at start-up
- 11.2 When alarm or warning has occurred
  - 11.2.1 Alarms and warning list
  - 11.2.2 Remedies for alarms
  - 11.2.3 Remedies for warnings
12. OUTLINE DIMENSION DRAWINGS
- 12.1 Servo amplifiers
- 12.2 Connectors
13. CHARACTERISTICS
- 13.1 Overload protection characteristics
- 13.2 Dynamic brake characteristics
- 13.3 Motor cable flexing life
14. OPTIONS AND AUXILIARY EQUIPMENT
- 14.1 Options
  - 14.1.1 Cables and connectors
  - 14.1.2 Junction terminal block (MR-TB20)
  - 14.1.3 External digital display (MR-DP60)
  - 14.1.4 Manual pulse generator (MR-HDP01)
- 14.2 Auxiliary Equipment
  - 14.2.1 Recommended wires
  - 14.2.2 Circuit protector
  - 14.2.3 Relays
  - 14.2.4 Noise reduction techniques
  - 14.2.5 Setting potentiometers for analog inputs
  - 14.2.6 Snubber unit
REVISIONS

Mitsubishi MR-J2-03C5 Instruction Manual

Mitsubishi MR-J2-03C5 Servo Amplifier manual cover

Pages 227

Year 2006

Language(s)

of 227

Mitsubishi MR-J2-03C5 Servo Amplifier Specification

The Mitsubishi MR-J2-03C5 Servo Amplifier is a compact and efficient device designed to offer precision control in a variety of industrial automation applications. This amplifier is part of the renowned MR-J2 series, known for its robust performance and reliability. It supports a power output of 30 Watts, making it suitable for small to medium-sized servo motors. The unit operates with a three-phase power supply, ensuring consistent and stable performance. It includes advanced features such as auto-tuning, which simplifies setup and enhances performance by automatically adjusting the servo parameters to match the motor and load characteristics. The amplifier also integrates real-time adaptive control to maintain optimal performance even under varying load conditions. It is equipped with an RS-232C communication interface, allowing for easy integration and communication with other automation systems and controllers. Safety features are built into the MR-J2-03C5, including overcurrent, overvoltage, and overheating protection, ensuring the longevity of the device and connected components. The unit supports incremental encoders, providing precise feedback for accurate positioning and speed control. It is designed with a compact footprint to facilitate easy installation in confined spaces, making it ideal for use in applications where space is at a premium. The MR-J2-03C5 is engineered to meet high standards of quality and performance, making it a reliable choice for various industrial sectors, including manufacturing, robotics, and material handling. This amplifier is a testament to Mitsubishi's commitment to delivering innovative and efficient solutions in motion control technology.

Mitsubishi MR-J2-03C5 Servo Amplifier F.A.Q.

How do I connect the Mitsubishi MR-J2-03C5 Servo Amplifier to a PLC?

To connect the MR-J2-03C5 Servo Amplifier to a PLC, you need to use the appropriate input/output interface cables. Ensure that the amplifier's control mode matches the PLC's output specifications. Refer to the amplifier's wiring diagram for correct terminal connections.

What are the common error codes on the MR-J2-03C5 Servo Amplifier and their solutions?

Common error codes include AL.11 (Overcurrent) and AL.12 (Overload). For AL.11, check for short circuits and ensure proper motor connection. For AL.12, reduce the load or adjust the acceleration/deceleration settings. Always refer to the manual for detailed troubleshooting steps.

How can I perform a factory reset on the MR-J2-03C5 Servo Amplifier?

To perform a factory reset, turn off the power supply, press and hold the 'SET' and 'MODE' buttons simultaneously, and then turn the power back on while holding the buttons. Release the buttons once the display shows the reset confirmation.

What is the procedure for calibrating the Mitsubishi MR-J2-03C5?

Calibration involves setting the zero point and adjusting the gain settings for optimal performance. Access the settings through the front panel, navigate to the calibration menu, and follow the on-screen instructions. Consult the manual for specific parameter values.

How do I update the firmware on the MR-J2-03C5 Servo Amplifier?

To update the firmware, connect the servo amplifier to a computer using the manufacturer's communication software. Download the latest firmware from the Mitsubishi website, and follow the software's instructions to complete the update process.

What maintenance is required for the MR-J2-03C5 Servo Amplifier?

Regular maintenance includes checking for dust accumulation, inspecting electrical connections, and ensuring cooling fans are operational. It's recommended to perform visual inspections monthly and conduct a detailed check every six months.

How can I troubleshoot a communication error on the MR-J2-03C5?

To troubleshoot communication errors, ensure all cables are correctly connected and not damaged. Verify that the communication settings match between the servo amplifier and the connected device. Check for correct baud rate and protocol settings.

Can I use the MR-J2-03C5 with different types of motors?

The MR-J2-03C5 is compatible with various Mitsubishi servo motors, but it is crucial to ensure that the motor's specifications are within the amplifier's range. Consult the compatibility chart provided by Mitsubishi for specific motor models.

What is the recommended environment for operating the MR-J2-03C5?

The recommended environment includes a temperature range of 0 to 55°C, non-condensing humidity levels, and no exposure to corrosive gases or direct sunlight. Ensure adequate ventilation to prevent overheating.

How do I configure the MR-J2-03C5 for a specific application?

Configuration involves setting the operation mode, adjusting parameters such as speed, torque, and position control. Use the front panel or Mitsubishi's configuration software to access and modify these settings as per the application's requirements.