22
Notes:
1. B1 and A1 are unavailable.
2. B2 and A2 for 485 interface, access to split unit's 485 B and A, paying attention to line order.
3. ARALM1 and ALARM2 factory default is connected, if not be connected, then the main interface of the controller will
display alarm information, and all indoor units will be turned off.
Controller Dimension:
133
17
103
103
Set controller as sub
Installation settings
①
Tap on menu icon in main interface→SETTING→GENERAL
②
Setting “Main/Sub Set” function.
③
MAIN: This controller is main, and you can use this controller to set and view unit parameters.
SUB: This controller is sub, and you can only use this controller to view the unit parameters, not to control the unit
operation status.
①
Tap on menu icon in main interface→SETTING→INSTALLATION
②
Enter the correct password (841226), go into the installation interface. See function operation description for details.
Operation instructions for controller
