Sample System Configuration; System In Which Bac-Hd150 Is Connected To The M-Net Line - Mitsubishi Electric BAC-HD150 Instruction Manual

3 Sample system configuration

3-1. System in which BAC-HD150 is connected to the M-NET line

The figure below only shows the transmission line connections. Power supply lines are omitted.
Building Management System
HUB
HUB
LAN1
BM ADAPTER
Model: BAC-HD150
®
BACnet
(LAN)
Note  Use a switching HUB.
 Provide "one-point grounding" for the M-NET transmission line (centralized control system) by grounding the
shield of the BAC-HD150.
Ground the indoor-outdoor transmission line in each outdoor unit refrigerant system.
 Set the centralized control switch (SW2-1) on the outdoor units on the M-NET line to ON.
(Refer to the outdoor unit Installation Manual for the details of the dipswitch settings.)
Mitsubishi Electric air conditioning system
[000]
M-NET
Outdoor unit
[051]
Group 1
TB7 TB3
M-NET
[001]
MA
R2
M-NET
Outdoor unit BC controller
[056]
[057]
TB7 TB3
Mr.Slim
outdoor unit
M-NET adapter
[11]
Group 4
MA
K control
outdoor unit
TB7 TB3
K-transmission converter
[213]
Model: PAC-SC25KAA
Group 2
[002] [003] [004]
MA
Group 3
[006] [007] [008]
ME
[106]
Mr.Slim outdoor unit
[12]
Group 5
MA
Group 13 Group 15
[13] [14] [15]
[15]
[13]
K K
- 8 -
Indoor unit
Local remote controller
®
BACnet
M-NET transmission line
K transmission line
MA remote controller line
The numbers in the [ ] indicate
the M-NET address No.
[005]
LOSSNAY
[010]
[009]
[16]
(LAN)