Appendix 2: Initial Value

The initial value of the property of each object is shown.

Object

Object Type

Instance

Present Value

Note

Number

 

 

 

 

 

 

 

 

 

On/Off (setup)

BO

xxxx01

OFF (0)

 

 

 

 

 

 

On/Off (state)

BI

xxxx02

OFF (0)

 

 

 

 

 

 

Alarm Signal

BI

xxxx03

Normal (0)

 

 

 

 

 

 

Error Code

MI

xxxx04

Normal (1)

 

 

 

 

 

 

Operation Mode (setup)

MO

xxxx05

Fan (3)

 

 

 

 

 

 

Operation Mode (state)

MI

xxxx06

Fan (3)

 

 

 

 

 

 

Fan Speed (setup)

MO

xxxx07

Low (1)

 

 

 

 

 

 

Fan Speed (state)

MI

xxxx08

Low (1)

 

 

 

 

 

 

Room Temp.

AI

xxxx09

69°F (21)

 

 

 

 

 

 

Set Temp.

AV

xxxx10

69°F (21)

 

 

 

 

 

 

Filter Signal

BI

xxxx11

Off (0)

 

 

 

 

 

 

Filter Signal Reset

BV

xxxx12

Reset (0)

 

 

 

 

 

 

Prohibition of local operation

BV

xxxx13

Permit (0)

 

(On/Off)

 

 

 

 

 

Prohibition of local operation

BV

xxxx14

Permit (0)

 

(Mode)

 

 

 

 

 

Prohibition of local operation

BV

xxxx15

Permit (0)

 

(Filter Reset)

 

 

 

 

 

Prohibition of local operation

BV

xxxx16

Permit (0)

 

(Set Temp)

 

 

 

 

 

Communication State

BI

xxxx20

Normal (0)

 

 

 

 

 

 

System Forced Off

BV

xx9921

Release (0)

 

 

 

 

 

 

Air Direction (setup)

MO

xxxx22

Horizontal (1)

 

 

 

 

 

 

Air Direction (state)

MI

xxxx23

Horizontal (1)

 

 

 

 

 

 

Notification Class

Notification Class

000003

-

 

 

 

 

 

 

Device

Device

000003

-

 

 

 

 

 

 

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Mitsubishi Electronics PAC-YG31CDA operation manual Appendix 2 Initial Value

PAC-YG31CDA specifications

Mitsubishi Electronics has long been recognized for its innovation and commitment to providing high-quality climate control solutions. The PAC-YG31CDA is one of the standout products from the company, designed to enhance the performance and functionality of air conditioning systems.

The PAC-YG31CDA is primarily used as a communication interface for centralized control settings in multi-split air conditioning systems. It allows for integration with various types of building management systems, making it an essential component in modern HVAC (heating, ventilation, and air conditioning) setups. This unit supports simplified control and monitoring, aiming to optimize energy use while maintaining user comfort.

One of the main features of the PAC-YG31CDA is its compatibility with a range of Mitsubishi air conditioning units, ensuring versatile application across different settings. This allows for centralized management of multiple indoor units, which is particularly useful in commercial environments. Users can easily adjust settings, schedules, and modes from a single interface, streamlining operations and enhancing convenience.

Another significant aspect of the PAC-YG31CDA is its advanced communication capabilities. It utilizes the proprietary MELCO communication protocol, ensuring seamless communication between the indoor and outdoor units. This capability is crucial for real-time monitoring and adjustments, which in turn promotes energy efficiency. The device can also be integrated with remote control units, offering users flexibility in managing their climate control preferences.

In terms of performance, the PAC-YG31CDA features a robust design that ensures reliability and durability. Its compact size allows for easy installation and integration into existing systems, minimizing disruption during setup. Furthermore, the unit is energy-efficient, designed to reduce operational costs while enhancing user comfort.

Overall, the Mitsubishi Electronics PAC-YG31CDA exemplifies the company's commitment to technical excellence and user satisfaction. With its comprehensive features, advanced technologies, and user-friendly design, the PAC-YG31CDA is an invaluable addition to HVAC systems, particularly in settings that require effective climate control management. Whether for commercial or residential applications, this unit stands out as a reliable solution that delivers both performance and value.