The standard controller board (W 2.0) comes with a default setting for model selection :- Model 4. Please select the model
accordingly by using the jumper.
System
Model
4 Pipe
M3 -
System
Model 3
M4 -
Model 4
B) VALVE, HEAT AND FAN PRIORITY SELECTION
LIVE
HTR
Jumper
Fan Priority Jumper
Heat Jumper
Valve Jumper
Function
Cooling Only with Boiler
FCU
Coil 1
Coil 2
Cooling or Heating with Boiler
FCU
Coil 1
Coil 2
L
CN_TW
CN_PGRM
H_SEN
C_SEN
ROOM
CN_WIR
With Jumper (Default)
User set speed or lower fan if auto
mode is selected
For Heat pump
For valve control
1-13
Mini Chiller (Cooling Only)
Boiler
Mini Chiller (Cooling/Heating)
Boiler
CN_DRY
M1
M2
M3
M4
CN_STP
CN_DSP
Valve Jumper
Heat Jumper Fan Priority Jumper
Without Jumper
Fan Stop when thermostat cut off
For Cooling only
For valveless control