Contents

Safety Instructions
DISPOSAL OF WASTE
Compliance with global standards
About the manual
Cables used for wiring
U.S. customary units
CONTENTS
1. FUNCTIONS AND CONFIGURATION
- 1.1 Summary
- 1.2 Function block diagram
- 1.3 Servo amplifier standard specifications
- 1.4 Combinations of servo amplifiers, servo motors, and controllers
  - 1.4.1 Combinations of servo amplifiers and servo motors
  - 1.4.2 Compatible controller
- 1.5 Function list
- 1.6 Model designation
- 1.7 Structure
  - 1.7.1 Parts identification
- 1.8 Configuration including peripheral equipment
2. INSTALLATION
- 2.1 Installation direction and clearances
- 2.2 Keep out foreign materials
- 2.3 Encoder cable stress
- 2.4 SSCNET III cable laying
- 2.5 Inspection items
- 2.6 Parts having service life
- 2.7 Restrictions when using this product at altitude exceeding 1000 m and up to 2000 m above sea level
3. SIGNALS AND WIRING
- 3.1 Input power supply circuit
- 3.2 I/O signal connection example
  - 3.2.1 For sink I/O interface
  - 3.2.2 For source I/O interface
- 3.3 Explanation of power supply system
  - 3.3.1 Signal explanations
  - 3.3.2 Power-on sequence
  - 3.3.3 Wiring CNP1 and CNP2
- 3.4 Connectors and pin assignment
- 3.5 Signal (device) explanations
  - 3.5.1 Input device
  - 3.5.2 Output device
  - 3.5.3 Power supply
- 3.6 Forced stop deceleration function
  - 3.6.1 Forced stop deceleration function
  - 3.6.2 Base circuit shut-off delay time function
  - 3.6.3 Vertical axis freefall prevention function
  - 3.6.4 Residual risks of the forced stop function (EM2)
- 3.7 Alarm occurrence timing chart
  - 3.7.1 When you use the forced stop deceleration function
  - 3.7.2 When you do not use the forced stop deceleration function
  - 3.7.3 Hot line forced stop function
- 3.8 Interfaces
  - 3.8.1 Internal connection diagram
  - 3.8.2 Detailed explanation of interfaces
  - 3.8.3 Source I/O interfaces
- 3.9 SSCNET III cable connection
- 3.10 Servo motor with an electromagnetic brake
  - 3.10.1 Safety precautions
  - 3.10.2 Timing chart
- 3.11 Grounding
4. STARTUP
- 4.1 Switching power on for the first time
  - 4.1.1 Startup procedure
  - 4.1.2 Wiring check
  - 4.1.3 Surrounding environment
- 4.2 Startup
- 4.3 Switch setting and display of the servo amplifier
  - 4.3.1 Axis selection rotary switch (SW1)
  - 4.3.2 Scrolling display
  - 4.3.3 Status display of an axis
- 4.4 Test operation
- 4.5 Test operation mode
  - 4.5.1 Test operation mode in MR Configurator2
  - 4.5.2 Motor-less operation in the controller
5. PARAMETERS
- 5.1 Parameter list
  - 5.1.1 Basic setting parameters ([Pr. PA_ _ ])
  - 5.1.2 Gain/filter setting parameters ([Pr. PB_ _ ])
  - 5.1.3 Extension setting parameters ([Pr. PC_ _ ])
  - 5.1.4 I/O setting parameters ([Pr. PD_ _ ])
  - 5.1.5 Extension setting 2 parameters ([Pr. PE_ _ ])
  - 5.1.6 Extension setting 3 parameters ([Pr. PF_ _ ])
- 5.2 Detailed list of parameters
  - 5.2.1 Basic setting parameters ([Pr. PA_ _ ])
  - 5.2.2 Gain/filter setting parameters ([Pr. PB_ _ ])
  - 5.2.3 Extension setting parameters ([Pr. PC_ _ ])
  - 5.2.4 I/O setting parameters ([Pr. PD_ _ ])
  - 5.2.5 Extension setting 2 parameters ([Pr. PE_ _ ])
  - 5.2.6 Extension setting 3 parameters ([Pr. PF_ _ ])
6. NORMAL GAIN ADJUSTMENT
- 6.1 Different adjustment methods
  - 6.1.1 Adjustment on a single servo amplifier
  - 6.1.2 Adjustment using MR Configurator2
- 6.2 One-touch tuning
  - 6.2.1 One-touch tuning flowchart
  - 6.2.2 Display transition and operation procedure of one-touch tuning
  - 6.2.3 Caution for one-touch tuning
- 6.3 Auto tuning
  - 6.3.1 Auto tuning mode
  - 6.3.2 Auto tuning mode basis
  - 6.3.3 Adjustment procedure by auto tuning
  - 6.3.4 Response level setting in auto tuning mode
- 6.4 Manual mode
- 6.5 2 gain adjustment mode
7. SPECIAL ADJUSTMENT FUNCTIONS
- 7.1 Filter setting
  - 7.1.1 Machine resonance suppression filter
  - 7.1.2 Adaptive filter II
  - 7.1.3 Shaft resonance suppression filter
  - 7.1.4 Low-pass filter
  - 7.1.5 Advanced vibration suppression control II
  - 7.1.6 Command notch filter
- 7.2 Gain switching function
  - 7.2.1 Applications
  - 7.2.2 Function block diagram
  - 7.2.3 Parameter
  - 7.2.4 Gain switching procedure
- 7.3 Tough drive function
  - 7.3.1 Vibration tough drive function
  - 7.3.2 Instantaneous power failure tough drive function
- 7.4 Model adaptive control disabled
- 7.5 Lost motion compensation function
8. TROUBLESHOOTING
- 8.1 Explanation for the lists
- 8.2 Alarm list
- 8.3 Warning list
9. DIMENSIONS
- 9.1 Servo amplifier
- 9.2 Connector
10. CHARACTERISTICS
- 10.1 Overload protection characteristics
- 10.2 Power supply capacity and generated loss
- 10.3 Dynamic brake characteristics
  - 10.3.1 Dynamic brake operation
  - 10.3.2 Permissible load to motor inertia when the dynamic brake is used
- 10.4 Cable bending life
- 10.5 Inrush current at power-on
11. OPTIONS AND PERIPHERAL EQUIPMENT
- 11.1 Cable/connector sets
  - 11.1.1 Combinations of cable/connector sets
  - 11.1.2 SSCNET III cable
  - 11.1.3 Battery cable and junction battery cable
- 11.2 Regenerative option
  - 11.2.1 Combination and regenerative power
  - 11.2.2 Selection of regenerative option
  - 11.2.3 Parameter setting
  - 11.2.4 Connection of regenerative option
  - 11.2.5 Dimensions
- 11.3 Junction terminal block PS7DW-20V14B-F (recommended)
- 11.4 MR Configurator2
  - 11.4.1 Specifications
  - 11.4.2 System requirements
  - 11.4.3 Precautions for using USB communication function
- 11.5 Battery
  - 11.5.1 Selection of battery
  - 11.5.2 MR-BAT6V1SET-A battery
  - 11.5.3 MR-BT6VCASE battery case
  - 11.5.4 MR-BAT6V1 battery
- 11.6 Selection example of wires
- 11.7 Molded-case circuit breakers, fuses, magnetic contactors
- 11.8 Power factor improving AC reactor
- 11.9 Relay (recommended)
- 11.10 Noise reduction techniques
- 11.11 Earth-leakage current breaker
- 11.12 EMC filter (recommended)
12. ABSOLUTE POSITION DETECTION SYSTEM
- 12.1 Summary
  - 12.1.1 Features
  - 12.1.2 Configuration
  - 12.1.3 Parameter setting
  - 12.1.4 Confirmation of absolute position detection data
- 12.2 Battery
  - 12.2.1 Using the MR-BAT6V1SET-A battery
  - 12.2.2 Using the MR-BT6VCASE battery case
APPENDIX
- App. 1 Peripheral equipment manufacturer (for reference)
- App. 2 Handling of AC servo amplifier batteries for the United Nations Recommendations on the Transport of Dangerous Goods
- App. 3 Symbol for the new EU Battery Directive
- App. 4 Compliance with global standards
- App. 5 SSCNET III cable (SC-J3BUS_M-C) manufactured by Mitsubishi Electric System & Service
- App. 6 Low-voltage directive
- App. 7 When turning on or off the input power supply with DC power supply
- App. 8 When using the hot line forced stop function in combination with MR-J4-_B servo amplifier and MR-J4W-_B servo amplifier
- App. 9 Optional data monitor function
- App. 10 Using the neutral point of a 3-phase 400 V AC class power supply for inputting a 1-phase 200 V AC class power supply
- App. 11 Status of general-purpose AC servo products for compliance with the China RoHS directive
REVISION
Warranty

Mitsubishi Electric MRJEB Instruction Manual

Pages 294

Year 2017

Language(s)

of 294

Mitsubishi Electric MRJEB Specification

The Mitsubishi Electric MRJEB is a sophisticated air conditioning system designed for optimal climate control in residential and commercial environments. Engineered with advanced inverter technology, it ensures efficient energy consumption and consistent temperature regulation. The MRJEB model features a high-performance compressor that operates quietly, maintaining a serene atmosphere while delivering powerful cooling and heating capabilities.

Equipped with a precision temperature sensor, the system provides accurate climate adjustments, enhancing user comfort and energy efficiency. The unit's streamlined design integrates seamlessly into various architectural aesthetics, offering both wall-mounted and ceiling-concealed installation options. Its intelligent control system allows for easy operation via a remote control interface, enabling users to set timers, adjust modes, and monitor performance effortlessly.

The MRJEB's filtration system is designed to improve indoor air quality by capturing dust, allergens, and other airborne particles. It also includes a self-cleaning function that reduces maintenance needs and extends the lifespan of the unit. With a focus on sustainability, the MRJEB utilizes an eco-friendly refrigerant that minimizes environmental impact while delivering superior performance.

The system supports connectivity with smart home networks, allowing for remote access and control through compatible devices. This feature enhances convenience and allows users to optimize their energy usage patterns. The Mitsubishi Electric MRJEB is engineered to meet stringent safety standards, incorporating multiple protection mechanisms to prevent overheating and electrical faults. With its blend of advanced features and reliable performance, the Mitsubishi Electric MRJEB stands out as a premier choice for those seeking efficient and adaptable climate control solutions.

Mitsubishi Electric MRJEB F.A.Q.

How do I perform a factory reset on the Mitsubishi Electric MRJEB?

To perform a factory reset on the MRJEB, navigate to the settings menu, select 'Reset Options', and choose 'Factory Reset'. Ensure all important data is backed up before proceeding.

What are the common troubleshooting steps if the MRJEB is not powering on?

Check the power supply connections, ensure the main power switch is on, inspect for any blown fuses, and verify the input voltage matches the specifications.

How can I update the firmware of the Mitsubishi Electric MRJEB?

Download the latest firmware from the official Mitsubishi Electric website, connect your MRJEB to a computer via USB, and use the provided software tool to update the firmware.

What maintenance is required for optimal performance of the MRJEB?

Regularly check and clean air filters, inspect electrical connections for wear or damage, ensure proper ventilation, and perform scheduled firmware updates.

How do I configure the network settings on my MRJEB?

Access the network settings through the control panel, select 'Network Configuration', and input the necessary IP address, subnet mask, and gateway information.

Why is the MRJEB displaying an error code E7?

Error code E7 typically indicates an overcurrent condition. Check the motor connections and load settings, and ensure that the drive is not overloaded.

Can the MRJEB be integrated with third-party automation systems?

Yes, the MRJEB supports various communication protocols like Modbus and can be integrated with third-party systems using suitable interfaces.

What should I do if the MRJEB is overheating?

Ensure that the cooling systems are functional, check for obstructions in the airflow, and verify that the ambient temperature does not exceed the specified limits.

How do I calibrate the MRJEB for accurate operation?

Use the calibration menu to initiate the process, and follow the on-screen instructions. Ensure that the device is at a stable temperature and environment during calibration.

What is the recommended procedure for shutting down the MRJEB?

Gradually reduce the load, turn off the control power, and finally switch off the main power supply to ensure a safe shutdown of the MRJEB.