Extra Information

39
compressor
stop.
meaning, please
consult with engineer
Reserve
0-FF
Reserve
2~28
Reserve
5~20
Reserve
5~25
8.5 Multi-function board instruction (This multi-function board is optional)
8.5.1. Function
The multi-function board receives the signal of 4-cored wired controller(central controller),Non-polar
wired controller and CP remote on-off signal( ON-OFF command signal) . Then converting it to the
communication signal to the main control board.
The multi-function board can output Alarm signal.
The multi-function board has two versions, one for Non-polar wired controller, the other one for 4-cored
wired controller or central controller.
8.5.2. CP remote on-off
8.5.2.1 For CP command, closed indicate the remote on-off control signal OFF, Disconnected
indicate the remote on-off control signal ON. It needs 3 seconds to determine on/off status.
CP command will be delivered one time immediately after power on.
8.5.2.2 Dip-switch F2 setting status are as below:
Dip-switch 2
Dip-switch 1
Remote on-off control status
OFF
OFF
Disconnected send CP, closed cancel CP
ON
OFF
Closed send CP, disconnected cancel CP
8.5.3. ON-OFF control
8.5.3.1 It needs 3 seconds to determine on/off status. ON-OFF command do not be delivered after
power on, only when the status changed, It can send the command.
8.5.3.2 When ON-OFF control disconnected, it will send switch-on signal: the unit will run in Auto
mode ,Auto fan speed, 24℃ setting temp. When ON-OFF control closed, it will send switch-off
signal.
8.5.3.3 Dip-switch F2 setting status are as below:
Dip-switch 2
Dip-switch 1
Remote on-off control status
OFF
ON
Disconnected send ON, closed send OFF
ON
ON
Closed send OFF，disconnected send ON