System With Connection To A Pac-Yg50Eca Expansion Controller - Mitsubishi Electric AG-150A-A Installation Manual

2. System with connection to a PAC-YG50ECA Expansion controller

Centralized controller
AG-150A
(Front view)
LAN
Switching HUB
PAC-YG50ECA
M-NET
TB7
Outdoor unit
Centralized controller (Back view)
A B
M-NET
NOTES
Connecting the PAC-YG50ECA Expansion controller (sold separately)
* Supply 24 VDC power from PAC-SC51KUA to the AG-150A when using PAC-YG50ECA.
* M-NET transmission line does not need to be connected to the AG-150A or PAC-SC51KUA.
Signal communication from the AG-150A is performed entirely over the LAN.
Connect the LAN from the AG-150A to the PAC-YG50ECA via a switching HUB.
Cable clamp
DC power supply line (24VDC)
V+
S CN1 V- FG
24VDC
DC power
supply line
(Polarized)
Function earthing
(ground) line
Power supply unit (PAC-SC51KUA)
* Polarized
Power supply unit
CN1
TB2
CN2
A
50m (164 ft) or less
- 22 -
CN2
M-NET TB3 Output
B S V+ V- FG
24VDC
DC power supply
line (Polarized)
* Use ring terminals to connect the cables.