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