LG PQNFB17C0 Installation & Owner's Manual page 28

18
INSTALLING ACP BACnet
Fixing the ACP BACnet to the wall
ACP BACnet can be installed on the wall.
• Decide the space to install the ACP BACnet. Before installing the ACP BACnet, check if it is
the adequate place to connect the ACP BACnet with the power, RS-485, and LAN cable.
• Attach to the wall using the appropriate wall fasteners.
Connecting RS-485 cable to the ACP BACnet
After securing ACP BACnet the RS-485 communications wiring should be terminated.
• Connect the RS-485 cable to BUS-A and BUS-B terminals.
• RS-485 cable that was connected to PI485 shall be connected to CH port (RS-485 port) of
the ACP BACnet.
- Plug the connector connecting RS-485 cable into one of CH1 ~ CH4 ports.
- There are 1~6 CH ports, and it must be plugged into one of 1~4 ports for use.
- For AHU, plug the connector connecting RS-485 cable into CH5 ports.
- For ACS I/O, plug the connector connecting RS-485 cable into CH6 ports.
PQNFB17C0
PQNFB17C0