Contents

Cover
For Safe Use
Compliance to European EC Directives
Contents
Chapter 1 Outline
- 1. Outline
  - 1.1 Features for MDS-B-SPJ2 Series
  - 1.2 Precautions for use
  - 1.3 Type configuration
  - 1.4 Basic functions and option functions
  - 1.5 Configuration
    - 1.5.1 Basic configuration
    - 1.5.2 Encoder orientation (full closed)
Chapter 2 Specifications
- 2. Specifications
  - 2.1 AC spindle motor and drive unit specifications
  - 2.2 Output characteristics
  - 2.3 Tolerable acceleration/deceleration frequency characteristics
    - 2.3.1 Frequency according to acceleration/deceleration time (tolerable duty cycle)
    - 2.3.2 Frequency according to regenerative resistor (tolerable duty cycle)
    - 2.3.3 Combination of regenerative resistor capacity and unit
  - 2.4 Outline dimension
    - 2.4.1 Spindle drive unit
    - 2.4.2 Spindle motor
    - 2.4.3 Regenerative resistor
Chapter 3 Functions
- 3. Functions
  - 3.1 Control input signals
  - 3.2 Control output signals
  - 3.3 Meter output specifications
Chapter 4 Handling
- 4. Handling
  - 4.1 Explanation of unit parts
  - 4.2 Installation
    - 4.2.1 Spindle amplifier installation
  - 4.3 Spindle drive unit heat radiation
Chapter 5 Connections
- 5. Connections
  - 5.1 Machine-to-machine connection diagram
  - 5.2 Spindle amplifier connections
    - 5.2.1 Main circuit terminal block and control circuit terminal block
    - 5.2.2 Signal names and applications of the main circuit terminal block and control circuit terminal block
    - 5.2.3 Usage method of the control circuit terminal block (MDS-B-SPJ2-02 to 075)
  - 5.3 Spindle motor and detector connection
    - 5.3.1 SJ-P0.2A/0.4A motor connection
    - 5.3.2 SJ-P0.75A motor connection
    - 5.3.3 SJ-P1.5A/2.2A/3.7A motor connection
    - 5.3.4 SJ-PF Series motor connection (1.5/2.2/3.7kW)
    - 5.3.5 SJ-PF Series motor connection (5.5/7.5kW)
    - 5.3.6 SJ-PF Series motor connection (11kW)
  - 5.4 Power supply connection
    - 5.4.1 Connection example when controlling the electromagnetic switch with an external sequence circuit
    - 5.4.2 Connection example when controlling the electromagnetic switch with the MDS-B-SPJ2
    - 5.4.3 Connection example when controlling the electromagnetic switch with the MDS-B-CV/CR
    - 5.4.4 Output circuit of the electromagnetic switch control signal (MCON*)
  - 5.5 Regenerative resistor connection
  - 5.6 Relation to the main circuit
    - 5.6.1 Selection of the main circuit wire, no-fuse breaker and electromagnetic contactor
    - 5.6.2 Input/output DIO relay
  - 5.7 Control circuit cables and connectors
Chapter 6 Status Display and Parameter Setting
- 6. Status Display and Parameter Setting
  - 6.1 Status display with 7-segment LED
  - 6.2 Spindle parameters
  - 6.3 SPINDLE SPECIFICATION PARAMETERS screen
  - 6.4 SPINDLE MONITOR screen
  - 6.5 D/A output specifications
  - 6.6 List of spindle protection functions and warning functions
Chapter 7 Optional Specifications and Parts
- 7. Optional Specifications and Parts
  - 7.1 Orient specifications (optional)
    - 7.1.1 4096 point orientation using encoder
    - 7.1.2 4096 point orientation using motor built-in encoder
    - 7.1.3 Orientation operation
  - 7.2 Synchronous tap specifications (option)
    - 7.2.1 Closed method synchronous tap
    - 7.2.2 Semi-closed method synchronous tap
    - 7.2.3 Synchronous tap operation
  - 7.3 Single parts (optionally supplied parts)
    - 7.3.1 Power step-down transformer
    - 7.3.2 Grounding plate and cable clamp metal fittings
    - 7.3.3 Noise filter
  - 7.4 Other optional specifications
Chapter 8 Adjustment Procedure
- 8. Adjustment Procedure
  - 8.1 Spindle amplifier initial setup
    - 8.1.1 Rotary switch setting
    - 8.1.2 LED display transition after the power is turned ON
  - 8.2 Initial adjustment
    - 8.2.1 Parameter confirmation
  - 8.3 Test operation
  - 8.4 Acceleration/deceleration adjustment
  - 8.5 Orientation adjustment
    - 8.5.1 Motor built-in encoder orientation adjustment preparation
    - 8.5.2 Encoder orientation adjustment preparation
    - 8.5.3 Orientation adjustment method
    - 8.5.4 Servo rigidity adjustment
    - 8.5.5 Delay/advance control and PI control
    - 8.5.6 Troubleshooting for orientation errors
  - 8.6 Synchronous tap adjustment
    - 8.6.1 Synchronous tap operation adjustment
    - 8.6.2 Troubleshooting for abnormal synchronous tap
Chapter 9 Unit Replacement
- 9. Unit Replacement
  - 9.1 Preparation for unit replacement
  - 9.2 Unit replacement method
Chapter 10 Daily Maintenance
- 10. Daily Maintenance
  - 10.1 Maintenance equipment
  - 10.2 Periodic inspections
    - 10.2.1 Control unit inspections
    - 10.2.2 Motor inspections
    - 10.2.3 Regenerative resistor unit inspection
Chapter 11 Troubleshooting
- 11. Troubleshooting
  - 11.1 Introduction
  - 11.2 First step
  - 11.3 Second step
  - 11.4 Approach by each phenomenon
    - 11.4.1 Details when alarms and warnings are displayed in the 7-segment LED
    - 11.4.2 When alarms and warnings appear in the display
Appendix
- Appendix 1 MDS-A/B-SP/SPJ2 Parameter Setting List (1/3)
- Appendix 2 Delivery specifications
- Appendix 3 Theoretical acceleration and deceleration times
- Appendix 4 Unit conversion table
- Appendix 5 Test operation
Specification revision history
Back cover

Mitsubishi Electric Meldas MDS B SPJ2 Series Specification Manual

Pages 182

Year 2001

Language(s)

of 182

Mitsubishi Electric Meldas MDS B SPJ2 Series Specification Specification

The Mitsubishi Electric Meldas MDS B SPJ2 Series is a sophisticated line of servo drives designed for high-performance CNC machining applications. This series is engineered to provide precise motion control, ensuring optimal performance across various industrial automation tasks. The drives feature advanced vector control technology that enhances motor efficiency and accuracy, making them suitable for complex machining processes. They support a wide range of motor types, including both rotary and linear motors, allowing for flexible integration into diverse manufacturing environments.

The MDS B SPJ2 Series is built with a robust feedback system that ensures precise position control and rapid response times, crucial for applications demanding high precision and speed. These drives offer a high-frequency PWM control system, which contributes to minimal torque ripple and smooth motor operation. The series is equipped with a comprehensive set of diagnostic and monitoring tools that facilitate easy troubleshooting and maintenance, reducing downtime and operational costs.

Connectivity is another strong aspect of the MDS B SPJ2 Series, featuring compatibility with various communication protocols, which allows seamless integration with existing automation systems. The design of these drives emphasizes energy efficiency, incorporating regenerative braking systems to conserve energy during deceleration phases. Safety is prioritized with built-in protective features such as overcurrent and overvoltage protection, ensuring reliable and safe operation in demanding industrial settings.

Overall, the Mitsubishi Electric Meldas MDS B SPJ2 Series combines advanced technology with robust performance, making it an ideal choice for industries looking to enhance their CNC machining capabilities with reliable, precise, and efficient servo drives.

Mitsubishi Electric Meldas MDS B SPJ2 Series Specification F.A.Q.

What are the key features of the Mitsubishi Electric Meldas MDS B SPJ2 Series?

The Mitsubishi Electric Meldas MDS B SPJ2 Series features high-speed and high-precision control, advanced diagnostics, energy-saving functions, and a user-friendly interface.

How can I perform a basic diagnostic check on the MDS B SPJ2 Series?

To perform a basic diagnostic check, use the built-in diagnostic functions accessible through the control panel. Follow the manual instructions to interpret error codes and perform corrective actions.

What is the recommended maintenance schedule for the MDS B SPJ2 Series?

It is recommended to perform maintenance checks every six months, including cleaning filters, checking connections, and inspecting for wear and tear on mechanical components.

How do I reset the Mitsubishi MDS B SPJ2 Series after a fault?

To reset the system after a fault, first ensure the cause of the fault is resolved. Then, follow the reset procedure outlined in the manual, which typically involves powering down the unit and restarting it.

Can the MDS B SPJ2 Series be integrated with other Mitsubishi systems?

Yes, the MDS B SPJ2 Series is designed to integrate seamlessly with other Mitsubishi control systems via standard communication protocols.

What should I do if the MDS B SPJ2 Series is overheating?

If overheating occurs, check for obstructions in the ventilation, ensure the cooling system is functioning properly, and verify that the ambient temperature is within specified limits.

How do I update the firmware on the MDS B SPJ2 Series?

To update the firmware, download the latest version from Mitsubishi's official website and follow the installation instructions provided in the user's manual.

What power supply specifications are required for the MDS B SPJ2 Series?

The MDS B SPJ2 Series requires a power supply that matches its voltage and current specifications as detailed in the product manual. Ensure that the power supply is stable and within the specified range.

How can I optimize the performance of the MDS B SPJ2 Series?

To optimize performance, regularly update the firmware, conduct routine maintenance, and calibrate the system according to the manufacturer's guidelines.

What should I check if the MDS B SPJ2 Series is not starting?

If the system is not starting, check the power supply, inspect all connections, ensure no fuses are blown, and refer to the error codes for further troubleshooting guidance.