MITSUBISHI ELECTRIC PAC-YG31CDA - Manual (Page 9)

3.3 Group Configuration
In BACnet IF, a G-50A number + group number is a unit for management. The instance number of
BACnet consists of G-50A number + group number + member numbers. For details, it is "Chapter 4.3
Relation between object and management item" reference.
Below, a group number and G-50A number are explained.
1) G-50A number
This is set up with a Setting Tool program.
The ranges of the G-50A number are 1-10.
2) Group number
Two or more sets IC (Indoor Unit) are set up as one group.
The ranges of the group number are 1-50.
3) Member number
This corresponds to each function (operation and monitoring of air conditioning).
The ranges of the member are 1-99.
IC
03 IC
01
IC
05 IC
03
G-50A number
Group number
HUB
Unit Address
* A PAC Outdoor unit and
remote controls are omitted.
Air-conditioning system
Building management system [BMS]
Group
No.04
IC
05 IC
04
Group
No.01
IC
02
G-50A
No.02
Group
No.03
IC
04
Group
No.01
IC
01 IC
02
Ether BACnet
BACnet IF
Software
G-50A
No.01
Note:
▪
▪
▪
G-50A, which can be managed by BACnet IF, is a maximum of 10 sets.
Indoors unit controllers, which can be managed by G-50A, are a maximum of 50 sets.
Groups, which can be managed by G-50A, are a maximum of 50 sets.
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