Contents

Safety Instructions
COMPLIANCE WITH EC DIRECTIVES
CONFORMANCE WITH UL/C-UL STANDARD
CONTENTS
Optional Servo Motor Instruction Manual CONTENTS
About the Manuals
1. FUNCTIONS AND CONFIGURATION
- 1.1 Introduction
  - 1.1.1 Function block diagram
  - 1.1.2 Positioning system
  - 1.1.3 Roll feeding system
- 1.2 Model Name Make-Up
- 1.3 Combination with Servo Motor
- 1.4 Parts Identification
- 1.5 Controller and Its Auxiliary Equipment
2. INSTALLATION
- 2.1 Environmental conditions
- 2.2 Installation Direction and Clearances
- 2.3 Keep out foreign materials
- 2.4 Cable Stress
3. POSITIONING SYSTEM
- 3.1 Positioning System Specifications
- 3.2 Standard Connection Examples
  - 3.2.1 Standard configuration (without the MR-H-D01 option card)
  - 3.2.2 Extension configuration 1 (with the MR-H-D01 option card)
  - 3.2.3 Extension configuration 2 (with the MR-H-D01 option card)
  - 3.2.4 Extension configuration 3 (with the MR-H-D01 option card)
- 3.3 I/O Connectors
  - 3.3.1 Connector signal layouts
  - 3.3.2 Signal explanations
  - 3.3.3 Control input/output signals
- 3.4 Operation
  - 3.4.1 When Switching Power On for the First Time
  - 3.4.2 Startup
  - 3.4.3 Manual operation mode
  - 3.4.4 Automatic operation mode
  - 3.4.5 Manual zeroing mode
  - 3.4.6 Automatic zeroing
- 3.5 Absolute position detection system
- 3.6 Point Table Data Setting Procedures
4. ROLL FEEDING SYSTEM
- 4.1 Roll Feeding System Specifications
- 4.2 Standard Connection Example
  - 4.2.1 Standard configuration (without the MR-H-D01 option card)
  - 4.2.2 Extension configuration 1 (with the MR-H-D01 option card)
  - 4.2.3 Extension configuration 2 (with the MR-H-D01 option card)
- 4.3 I/O Connectors
  - 4.3.1 Connector signal layouts
  - 4.3.2 Signal explanations
  - 4.3.3 Control input/output signals
- 4.4 OPERATION
  - 4.4.1 When Switching Power On for the First Time
  - 4.4.2 Startup
  - 4.4.3 Manual operation remote mode
  - 4.4.4 Manual Operation Mode
  - 4.4.5 Automatic Operation Mode
- 4.5 Point Table Date Setting Procedures
5. SIGNALS AND WIRINGS
- 5.1 Internal Connection Diagram of Servo Amplifier
- 5.2 Interfaces
  - 5.2.1 Common line
  - 5.2.2 Detailed description of the interfaces
- 5.3 Power Line Circuit
  - 5.3.1 Connection example
  - 5.3.2 Terminal
  - 5.3.3 Power-on sequence
- 5.4 Connection of Controller and Servo Motor
  - 5.4.1 Connection instructions
  - 5.4.2 Connection diagram
  - 5.4.3 Details of the servo motor side
  - 5.4.4 Servo motor fan (HA-LH11K2 to HA-LH22K2)
- 5.5 Servo Motor with Electromagnetic Brake
  - 5.5.1 Wiring instructions
  - 5.5.2 Operation of electromagnetic brake
- 5.6 Grounding
- 5.7 Alarm Occurrence Timing Chart
6. PARAMETERS
- 6.1 Parameter List
  - 6.1.1 Parameter write inhibit
  - 6.1.2 Lists
- 6.2 Detailed Explanation
  - 6.2.1 Electronic gear
  - 6.2.2 Changing the status display screen
  - 6.2.3 Analog output
  - 6.2.4 Changing the stopping pattern at the forward/reverse stroke end
  - 6.2.5 Rough match output
  - 6.2.6 Low acoustic noise mode

Mitsubishi Electric MRH ACN Instruction Manual

Mitsubishi Electric MRH ACN manual cover

Pages 185

Year 1999

Language(s)

of 185

Mitsubishi Electric MRH ACN Specification

The Mitsubishi Electric MRH ACN is a state-of-the-art air conditioning unit designed to deliver superior climate control with an emphasis on energy efficiency and reliability. This model incorporates advanced inverter technology, allowing for precise temperature regulation and reduced energy consumption by adjusting the compressor's speed to match the cooling demand. The MRH ACN supports a wide range of operational capacities, making it suitable for various residential and commercial applications.

Equipped with a high-efficiency compressor, this unit offers exceptional performance with a focus on minimizing operational costs and environmental impact. The use of R32 refrigerant further enhances its eco-friendly profile, contributing to reduced global warming potential compared to traditional refrigerants. The unit's design emphasizes quiet operation, ensuring minimal disturbance with noise levels optimized for both indoor and outdoor environments.

The MRH ACN features a sophisticated filtration system that improves indoor air quality by capturing dust, allergens, and other airborne particles. Additionally, it offers user-friendly controls, including a remote control and an intuitive interface, allowing for easy adjustment of settings and scheduling. Smart connectivity options may be available, enabling integration with home automation systems for enhanced control and monitoring via mobile devices.

Durability and maintenance are key considerations in the design of the MRH ACN, featuring corrosion-resistant components and an easily accessible layout for routine maintenance tasks. This air conditioning unit meets stringent industry standards for safety and performance, ensuring reliability and longevity. Its sleek and compact design allows for flexible installation options, accommodating various space constraints and aesthetic preferences. Overall, the Mitsubishi Electric MRH ACN represents a blend of cutting-edge technology and user-centric design, making it a compelling choice for efficient and effective climate control solutions.

Mitsubishi Electric MRH ACN F.A.Q.

How do I reset the Mitsubishi Electric MRH ACN unit?

To reset the MRH ACN unit, turn off the power supply for at least 5 minutes, then restore the power. This will reset the unit and clear any temporary issues.

What should I do if the MRH ACN unit is not cooling properly?

Ensure that the air filters are clean and not obstructed. Check for any blockages in the air inlet and outlet. If the problem persists, contact a certified technician.

How often should I clean the air filters on the MRH ACN unit?

It is recommended to clean the air filters every two weeks. This helps maintain optimal performance and energy efficiency.

What is the recommended temperature setting for energy efficiency?

Set the temperature to 24°C (75°F) during the summer for cooling and 20°C (68°F) during winter for heating to maximize energy efficiency.

How can I troubleshoot if the remote control is not working with the MRH ACN unit?

Check the batteries in the remote control and replace them if necessary. Ensure there are no obstructions between the remote and the unit. If the issue continues, consult the user manual or contact support.

What maintenance should be performed annually on the MRH ACN unit?

Annual maintenance should include checking the refrigerant levels, cleaning the condenser coils, inspecting electrical components, and ensuring the drainage system is clear.

Can I use the MRH ACN unit during a power outage with a generator?

Yes, but ensure that the generator provides a stable power output that matches the unit's requirements. Consult the user manual for specific power specifications.

What does the error code E6 mean on the MRH ACN unit?

Error code E6 typically indicates a communication error between indoor and outdoor units. Check the wiring connections and reset the power. Contact a technician if the issue persists.

How can I reduce noise from the MRH ACN unit?

Ensure the unit is installed on a stable surface and that all panels are securely fastened. Regular maintenance, such as cleaning fans and coils, can also help reduce noise.

Is it possible to control the MRH ACN unit using a smartphone app?

Yes, if your MRH ACN unit is equipped with a Wi-Fi interface, you can control it using Mitsubishi Electric's smartphone app. Refer to the user manual for setup instructions.