LG PQNFB17C1 Installation & Owner's Manual page 28

INSTALLING ACP BACnet
18
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