Contents

Front Cover
Introduction
Precautions for safety
CONTENTS
1. Preface
- 1-1 Inspection at purchase
  - 1-1-1 Package contents
  - 1-1-2 Rating nameplate
  - 1-1-3 Power supply unit model
  - 1-1-4 Servo drive unit model
  - 1-1-5 Spindle drive unit model
- 1-2 Explanation of each part
  - 1-2-1 Explanation of each power supply unit part
  - 1-2-2 Explanation of each servo drive unit part
  - 1-2-3 Explanation of each spindle drive unit part
2. Wiring and Connection
- 2-1 Part system connection diagram
- 2-2 Main circuit terminal block/control circuit connector
  - 2-2-1 Connector pin assignment
  - 2-2-2 Names and applications of main circuit terminal block signals and control circuit connectors
  - 2-2-3 How to use the control circuit terminal block (MDS-CH-SP-750)
- 2-3 NC and drive unit connection
- 2-4 Motor and detector connection
  - 2-4-1 Connection of HC-H Series
  - 2-4-2 Connection of the spindle motor
  - 2-4-3 Connection of the linear servomotor LM-NP Series
- 2-5 Connection of power supply
  - 2-5-1 Standard connection
  - 2-5-2 DC connection bar
  - 2-5-3 Two-part system control of power supply unit
  - 2-5-4 Using multiple power supply units
- 2-6 Connection of AC reactor
  - 2-6-1 Features of the AC reactor
  - 2-6-2 Wiring of AC reactor
- 2-7 Wiring of contactors
  - 2-7-1 Contactor power ON sequences
  - 2-7-2 Contactor shutoff sequences
  - 2-7-3 Contactor control signal (MC1) output circuit
- 2-8 Wiring of the motor brake
  - 2-8-1 Motor brake release sequence
  - 2-8-2 Control during the servo OFF command
  - 2-8-3 Operation sequences when an emergency stop occurs
  - 2-8-4 Motor brake control connector (CN20) output circuit
- 2-9 Wiring of an external emergency stop
  - 2-9-1 External emergency stop setting
  - 2-9-2 Operation sequences of CN23 external emergency stop function
  - 2-9-3 Example of emergency stop circuit
- 2-10 Connecting the Grounding Cable
  - 2-10-1 Connecting the Frame Ground (FG)
  - 2-10-2 Grounding cable size
3. Installation
- 3-1 Installation of the units
  - 3-1-1 Environmental conditions
  - 3-1-2 Installation direction and clearance
  - 3-1-3 Prevention of entering of foreign matter
  - 3-1-4 Panel installation hole work drawings (Panel cut drawings)
  - 3-1-5 Heating value
  - 3-1-6 Heat radiation countermeasures
- 3-2 Installation of servomotor/spindle motor
  - 3-2-1 Environmental conditions
  - 3-2-2 Cautions for mounting load (prevention of impact on shaft)
  - 3-2-3 Installation direction
  - 3-2-4 Tolerable load of axis
  - 3-2-5 Oil and waterproofing measures
  - 3-2-6 Cable stress
- 3-3 Installing the linear servomotor
  - 3-3-1 Installation environment
  - 3-3-2 Installing the linear servomotor
  - 3-3-3 Cooling the linear servomotor
- 3-4 Noise measures
4. Setup
- 4-1 Initial setup
  - 4-1-1 Setting the rotary switch
  - 4-1-2 Transition of LED display after power is turned ON
- 4-2 Servo drive unit initial parameter settings
  - 4-2-1 List of servo parameters
  - 4-2-2 Limitations to electronic gear setting value
  - 4-2-3 Setting excessive detection error width
  - 4-2-4 Setting motor and detector model
  - 4-2-5 Setting servo specifications
  - 4-2-6 Initial setup of the linear servo system
  - 4-2-7 Standard parameter list according to motor
- 4-3 Spindle drive unit initial parameter settings
  - 4-3-1 List of spindle parameters
  - 4-3-2 Details of bit-corresponding parameters
  - 4-3-3 Setting spindle drive unit and motor model
  - 4-3-4 Spindle specification parameters screen
  - 4-3-5 Spindle control signals
5. Adjustment
- 5-1 Servo adjustment data output function (D/A output)
  - 5-1-1 D/A output specifications
  - 5-1-2 Setting the output data
  - 5-1-3 Setting the output magnification
- 5-2 Gain adjustment
  - 5-2-1 Current loop gain
  - 5-2-2 Speed loop gain
  - 5-2-3 Position loop gain
- 5-3 Characteristics improvement
  - 5-3-1 Optimal adjustment of cycle time
  - 5-3-2 Vibration suppression measures
  - 5-3-3 Improving the cutting surface precision
  - 5-3-4 Improvement of protrusion at quadrant changeover
  - 5-3-5 Improvement of overshooting
  - 5-3-6 Improvement of characteristics during acceleration/deceleration
- 5-4 Settings for emergency stop
  - 5-4-1 Vertical axis drop prevention control
  - 5-4-2 Deceleration control
  - 5-4-3 Dynamic braking stop
- 5-5 Collision detection function
- 5-6 Spindle adjustment data output function (D/A output)
  - 5-6-1 D/A output specifications
  - 5-6-2 Parameter settings
  - 5-6-3 Output data settings
  - 5-6-4 Setting the output magnification
- 5-7 Spindle adjustment
  - 5-7-1 Items to check during trial operation
  - 5-7-2 Adjusting the spindle rotation speed
  - 5-7-3 Adjusting the acceleration/deceleration
  - 5-7-4 Adjusting the orientation
  - 5-7-5 Synchronous tap adjustment
  - 5-7-6 Z-phase (magnetic) automatic adjustment (Only when using IPM spindle motor)
  - 5-7-7 PLG automatic adjustment
  - 5-7-8 Calculating the theoretical acceleration/deceleration
- 5-8 Spindle specifications
  - 5-8-1 Spindle coil changeover
6. Dedicated Options
- 6-1 Dynamic brake unit
  - 6-1-1 Combination with servo drive unit
  - 6-1-2 Outline dimension drawings of dynamic brake unit
- 6-2 Battery option
  - 6-2-1 Battery unit
  - 6-2-2 Connection
  - 6-2-3 Dedicated battery cable drawing
- 6-3 Cables and connectors
  - 6-3-1 Cable option list
  - 6-3-2 Connector outline dimension drawings
  - 6-3-3 Flexible conduits
  - 6-3-4 Cable wire and assembly
  - 6-3-5 Option cable connection diagram
  - 6-3-6 Main circuit cable connection drawing
- 6-4 Scale I/F unit
  - 6-4-1 Outline
  - 6-4-2 Model configuration
  - 6-4-3 List of specifications
  - 6-4-4 Unit outline dimension drawing
  - 6-4-5 Description of connector
  - 6-4-6 Example of detector conversion unit connection
  - 6-4-7 Cables
- 6-5 Magnetic pole detection unit
  - 6-5-1 Outline
  - 6-5-2 Model configuration
  - 6-5-3 List of specifications
  - 6-5-4 Outline dimensions
  - 6-5-5 Assignment of connector pins
  - 6-5-6 Installing onto the linear servomotor
- 6-6 Detectors
  - 6-6-1 List of detector specifications
  - 6-6-2 Outline dimension drawings
  - 6-6-3 Cable connection diagram
  - 6-6-4 Maintenance
- 6-7 Spindle option specification parts
  - 6-7-1 Magnetic sensor orientation (one-point orientation)
  - 6-7-2 Multi-point orientation using encoder (4096-point orientation)
  - 6-7-3 Multi-point orientation using motor built-in encoder (4096-point orientation)
  - 6-7-4 Contour control (C axis control) encoder
  - 6-7-5 Integrated rotary encoder (Special order part)
- 6-8 AC reactor
  - 6-8-1 Combination with power supply unit
  - 6-8-2 Outline dimension drawings
7. Peripheral Devices
- 7-1 Selection of wire
  - 7-1-1 Example of wires by unit
- 7-2 Selection of main circuit breaker and contactor
  - 7-2-1 Selection of earth leakage breaker
  - 7-2-2 Selection of no-fuse breaker
  - 7-2-3 Selection of contactor
- 7-3 Control circuit related
  - 7-3-1 Circuit protector
  - 7-3-2 Fuse protection
  - 7-3-3 Relays
  - 7-3-4 Surge absorber
8. Troubleshooting
- 8-1 Points of caution and confirmation
- 8-2 Troubleshooting at start up
- 8-3 Protective functions list of units
  - 8-3-1 List of alarms
  - 8-3-2 List of warnings
  - 8-3-3 Protection functions and resetting methods
  - 8-3-4 Parameter numbers during initial parameter error
  - 8-3-5 Troubleshooting
- 8-4 Spindle system troubleshooting
  - 8-4-1 Introduction
  - 8-4-2 First step
  - 8-4-3 Second step
  - 8-4-4 When there is no alarm or warning
9. Characteristics
- 9-1 Overload protection characteristics
  - 9-1-1 Servomotor (HC-H series)
  - 9-1-2 Linear servomotor (LM-NP Series)
- 9-2 Duty characteristics
- 9-3 Magnetic brake characteristics
- 9-4 Dynamic brake characteristics
  - 9-4-1 Deceleration torque
  - 9-4-2 Determining the coasting amount with emergency stop
- 9-5 Vibration class
10. Specifications
- 10-1 Power supply unit/drive unit
  - 10-1-1 Installation environment conditions
  - 10-1-2 Servo drive unit
  - 10-1-3 Spindle drive unit
  - 10-1-4 Power supply unit
  - 10-1-5 Outline dimension drawings
  - 10-1-6 Terminal layout
  - 10-1-7 The combination of servo drive unit and a motor
- 10-2 Servomotor
  - 10-2-1 Specifications list
  - 10-2-2 Torque characteristics
  - 10-2-3 Model configuration
  - 10-2-4 Outline dimension drawings
- 10-3 Linear servomotor
  - 10-3-1 List of specifications
  - 10-3-2 Outline dimension drawings
11. Selection
- 11-1 Selection of servomotor
  - 11-1-1 Servomotor
  - 11-1-2 Regeneration methods
  - 11-1-3 Motor series characteristics
  - 11-1-4 Servomotor precision
  - 11-1-5 Selection of servomotor capacity
  - 11-1-6 Example of servo selection
  - 11-1-7 Motor shaft conversion load torque
  - 11-1-8 Expressions for load inertia calculation
  - 11-1-9 Other precautions
- 11-2 Selection of linear servomotor
  - 11-2-1 Maximum feedrate
  - 11-2-2 Maximum thrust
  - 11-2-3 Continuous thrust
- 11-3 Selection of the power supply unit
  - 11-3-1 Selection of the power supply unit capacity
  - 11-3-2 Selection with continuous rated capacity
  - 11-3-3 Selection with maximum momentary rated capacity
12. Inspection
- 12-1 Inspections
- 12-2 Service parts
- 12-3 Daily inspections
  - 12-3-1 Maintenance tools
  - 12-3-2 Inspection positions
- 12-4. Replacement methods of units and parts
  - 12-4-1 Drive unit and power supply unit replacements
  - 12-4-2 Battery unit replacements
  - 12-4-3 Cooling fan replacements
Appendix 1. Compliance to EC Directives
- 1. European EC Directives
- 2. Cautions for EC Directive compliance
Appendix 2. EMC Installation Guidelines
- 1. Introduction
- 2. EMC Instructions
- 3. EMC Measures
- 4. Measures for panel structure
  - 4.1 Measures for control box unit
  - 4.2 Measures for door
  - 4.3 Measures for operation board panel
  - 4.4 Shielding of the power supply input section
- 5. Measures for various cables
  - 5.1 Measures for wiring in box
  - 5.2 Measures for shield treatment
  - 5.3 Servomotor power cable
  - 5.4 Servomotor feedback cable
  - 5.5 Spindle motor power cable
  - 5.6 Cable between control box and operation board panel
- 6. EMC Countermeasure Parts
  - 6.1 Shield clamp fitting
  - 6.2 Ferrite core
  - 6.3 Power line filter
  - 6.4 Surge protector
Appendix 3. EC Declaration of conformity
- 1. Low voltage equipment
- 2. Electromagnetic compatibility
Appendix 4. Instruction Manual for Compliance with UL/c-UL
- 1. UL/c-UL listed products
- 2. Operation surrounding air ambient temperature
- 3. Notes for AC servo/spindle system
  - 3.1 General Precaution
  - 3.2 Installation
  - 3.3 Short-circuit ratings
  - 3.4 Peripheral devices
  - 3.5 Field Wiring Reference Table for Input and Output
    - 3.5.1 Power Supply Unit (MDS-CH-CV)
    - 3.5.2 Spindle Drive Unit (MDS-CH-SP)
    - 3.5.3 Servo Drive Unit (MDS-CH-V1/V2)
  - 3.6 Motor Over Load Protection
    - 3.6.1 MDS-CH-SP
    - 3.6.2 MDS-CH-V1/V2
  - 3.7 Flange of servomotor
  - 3.8 Spindle Drive / Motor Combinations
- 4. AC Servo/Spindle System Connection
Appendix 5. Higher Harmonic Suppression Measure Guidelines
- 1. Calculating the equivalent capacity of the higher harmonic generator
  - 1.1 Calculating the total equivalent capacity (Step 1)
  - 1.2 Calculating the higher harmonic current flow (Step 2)
Appendix 6. Transportation Restrictions for Lithium Batteries
- Appendix 6-1 Transportation restrictions for lithium batteries
  - Appendix 6-1-1 Restriction for packing
  - Appendix 6-1-2 Issuing domestic law of the United State for primary lithium battery transportation
Appendix 7. Compliance with China Compulsory Product Certification (CCC Certification) System
- Appendix 7-1 Outline of China Compulsory Product Certification System
- Appendix 7-2 First Catalogue of Products subject to Compulsory Product Certification
- Appendix 7-3 Precautions for Shipping Products
- Appendix 7-4 Application for Exemption
- Appendix 7-5 Mitsubishi NC Product Subject to/Not Subject to CCC Certification
Revision History
Global service network
Back Cover

Mitsubishi Electric Meldas MDS CH Series Specifications Manual

Mitsubishi Electric Meldas MDS CH Series manual cover

Pages 442

Year 2006

Language(s)

of 442

Mitsubishi Electric Meldas MDS CH Series Specification

The Mitsubishi Electric Meldas MDS CH Series represents a sophisticated line of servo and spindle drive systems designed for high-performance CNC applications. These systems are engineered to enhance machine tool precision, reliability, and efficiency, making them ideal for a variety of industrial settings. The MDS CH Series integrates seamlessly with Mitsubishi’s CNC controllers, offering a synergistic solution for demanding machining tasks. Key features of the MDS CH Series include advanced digital signal processing technology that ensures high-speed, high-accuracy control, and a robust feedback system that enhances position accuracy and repeatability. The drives support a wide range of motors, accommodating various power requirements and enabling flexible machine design. They feature a compact and lightweight design, optimizing space within machine tool enclosures while maintaining high thermal efficiency. The MDS CH Series also includes comprehensive safety functions, such as overcurrent, overvoltage, and thermal protection, ensuring safe and reliable operation. The system's ease of integration is facilitated by intuitive configuration tools and a user-friendly interface, which simplifies setup and maintenance. Furthermore, the series supports various communication protocols, promoting easy connectivity with other machine components and factory automation systems. Energy efficiency is prioritized through regenerative technology, reducing operational costs and environmental impact. Overall, the Mitsubishi Electric Meldas MDS CH Series offers a robust and versatile solution for modern CNC applications, providing the performance and reliability needed in today’s competitive manufacturing landscape.

Mitsubishi Electric Meldas MDS CH Series F.A.Q.

How can I reset the MDS CH series drive to its factory settings?

To reset the MDS CH series drive to factory settings, navigate to the drive's settings menu, select 'Reset to Factory Settings', and confirm the selection. Ensure all essential data is backed up before proceeding.

What is the recommended maintenance schedule for the MDS CH series?

Regular maintenance for the MDS CH series includes monthly visual inspections, semi-annual checks of connections and cables, and an annual comprehensive system check. Refer to the user manual for detailed procedures.

How can I troubleshoot communication errors with the MDS CH series?

Check all cable connections for secure attachment, ensure proper configuration settings, and verify that there are no conflicting devices on the network. Consult the error code list in the manual for specific troubleshooting steps.

Can I upgrade the firmware on my MDS CH series drive?

Yes, firmware upgrades are available for the MDS CH series. Download the latest firmware from the Mitsubishi Electric website and follow the provided instructions to complete the update process.

What should I do if the MDS CH series drive overheats?

Ensure that the drive's cooling fans are functioning properly and that ventilation openings are not obstructed. Check for excessive dust accumulation and clean as required. Consider reducing the environmental temperature if necessary.

How do I calibrate the MDS CH series drive for optimal performance?

Calibration can be done via the drive's interface by accessing the calibration menu and following the step-by-step instructions. Ensure that the machine is in a stable state before starting the calibration process.

What are the common error codes for the MDS CH series and their meanings?

Common error codes include E01 (Overcurrent), E02 (Overvoltage), and E03 (Overtemperature). Each error code indicates a specific type of fault and can be resolved by following the troubleshooting steps in the manual.

How can I optimize the energy efficiency of the MDS CH series drive?

To optimize energy efficiency, ensure that the drive is properly matched to the motor and load requirements, utilize the energy-saving features in the drive settings, and perform regular maintenance to keep the system running smoothly.

Is it possible to integrate the MDS CH series with a PLC system?

Yes, the MDS CH series can be integrated with a PLC system. Use compatible communication protocols like Ethernet/IP or Modbus TCP, and configure the drive and PLC settings to ensure seamless communication.

What type of environment is suitable for the MDS CH series installation?

The MDS CH series should be installed in a clean, dry environment with ambient temperatures between 0°C and 40°C. Avoid areas with high humidity, dust, and corrosive gases to prolong the lifespan of the drive.