LG PDRYCB500 - Setting Method; Dry Contact and Indoor Unit Connection; Modbus Address Setting

Installation manual 11
ENGLISH
Setting method
Setting method
1. Connecting Drycontact with Indoor unit PCBA and Modbus Controller
2. Setting Address
After change any Dry contact setting, then you must press RESET switch to reflect the setting.
❈ In case, connect a Modbus controller with several product, Address have to be set different from
others.
Indoor unit PCBA
CN_CC
12
ON
34
Modbus
Controller
12
ON
34 12
ON
34
12
ON
34 12
ON
34
12
ON
34 12
ON
34
*Status of switch
12
ON
34 12
ON
34
Address 1 Address 2
Address 3 Address 4
Address 5 Address 6
Address 7 Address 8
ON
OFF
12
ON
34