4. Setting the Switches

If the system is not configured correctly, the unit will not function properly.You may be unable to control the functions of the indoor unit from the System Controller/ME Remote Controller or functions not available on the indoor unit could appear on the System Controller/ME Remote Controller display. You should therefore ensure that the system is properly configured before connecting the power supply.

SW500 No. 1, No. 2 - Not in use

These should be set to OFF (if set to ON, the device will not communicate properly with the System Controller).

SW500 No. 3 - Power On/Off Settings

This setting indicates whether the indoor unit should be turned off or on when power is supplied to the indoor unit or M-NET Interface.

Turn on with power No

[Unit remains off when the power is supplied.]

Turn on with power Yes

[Unit turns on when the power is supplied.]

SW500 No. 4 - Availability of purifier or fan mode

If there is no “Purifier” button on the wireless remote control, and if the word “Fan” does not appear when the “Mode” button is pressed, the purifier and fan modes are not available (set to OFF).

Does not have a purifier or fan mode

Has a purifier or fan mode

SW500 No. 5–No. 8 - M series Function Check

SW500

Function description

How to check a function

OFF

ON

 

 

 

 

 

 

Availability of automatic op-

If “Auto” is not displayed when you push the “Mode” but-

Does not have an auto

Does have an auto op-

 

eration mode (a mode that al-

ton on the wireless remote control, the auto operation

operation mode

eration mode

No. 5

lows the air conditioner to de-

mode is not available (OFF).

 

 

 

termine whether to select

 

 

 

 

cooling or heating).

 

 

 

 

 

 

 

 

 

Availability of a fan oscillation

If “Oscillate” is displayed when you push the “Fan Direc-

Has a fan oscillation set-

Does not have a fan os-

No. 6

setting

tion” button on the wireless remote control, the fan os-

ting

cillation setting

 

cillation setting is available (OFF). (If there is no “Fan

 

 

 

 

 

 

 

 

Direction” button, the setting is OFF.)

 

 

 

 

 

 

 

No. 7

Availability of a fan direction

If there is a “Fan Direction” button on the wireless re-

Has a fan direction set-

Does not have a fan di-

setting

mote control, the fan direction setting is available (OFF).

ting

rection setting

 

 

 

 

 

 

 

Availability of a heating mode

If “Heat” appears when you push the “Mode” button on

Dual cooling and heating

Cooling unit only

No. 8

 

the wireless remote control, the unit is a model that of-

model

 

 

 

fers both cooling and heating (OFF).

 

 

 

 

 

 

 

SW510, SW501 - Address settings

Specifies the address settings for centralized management (address settings can be set from 01–50).

Self-Address

10s position 1s position

SW510 sets the 10s position of the address and SW501 sets the 1s position of the address.

For example, to set a unit to the address 25, set SW510 to “2” and SW501 to “5”.

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Mitsubishi Electronics MAC-399IF-E installation manual Setting the Switches

MAC-399IF-E specifications

Mitsubishi Electronics has long been recognized for its commitment to innovation and quality in the electronics industry, and the MAC-399IF-E is no exception. This advanced interface controller is designed to enhance the efficiency and flexibility of HVAC systems, making it an indispensable tool for professionals in the field.

The MAC-399IF-E serves as a crucial communication bridge between various Mitsubishi HVAC units and external systems. One of its main features is the ability to facilitate integration with Building Management Systems (BMS) through various communication protocols, including Modbus and BACnet. This ensures seamless compatibility with existing infrastructure and allows for centralized monitoring and control, significantly improving energy management and user comfort.

Another characteristic that sets the MAC-399IF-E apart is its robust design, which supports both wired and wireless communication. This flexibility makes installation easier and allows for greater adaptability in different operational environments. The unit is built to withstand a range of conditions, ensuring reliability and longevity in demanding settings.

In terms of technology, the MAC-399IF-E incorporates advanced diagnostic capabilities. Users can receive real-time data on system performance, making it easier to detect and address issues before they escalate. This proactive maintenance feature promotes not only efficiency but also enhances the lifespan of HVAC systems.

The interface controller is also designed with user-friendliness in mind. It features an intuitive interface that simplifies the setup process, allowing for quick configuration and programming. This accessibility is vital for technicians who require efficient tools to streamline their work processes.

Furthermore, the MAC-399IF-E is compatible with a wide range of Mitsubishi models, making it a versatile choice for various applications, from residential installations to large commercial projects. It supports multiple indoor and outdoor unit connections, further expanding its functionality.

In conclusion, the Mitsubishi Electronics MAC-399IF-E represents a significant advancement in HVAC integration technology. With its ability to connect with multiple protocols, diagnostic features, robust design, and user-centric interface, it serves as an essential component for modern heating and cooling management. As the industry continues to move towards greater automation and efficiency, devices like the MAC-399IF-E will play a pivotal role in shaping the future of HVAC systems.