Salus FC600 Instruction Manual page 39

• 4 pipe, heating AND cooling + S1changeover switch
Heating mode
Cooling mode
External switch (ON/OFF) (heat/cool changeover)
External switch (ON/OFF) (e.g. an occupancy sensor, launching
ECO or Standby mode)
Pipe temperature sensor (allows the fan to be working or not)
Air temperature sensor or external room temp. sensor
(FC600 will display temperature from the sensor connected to T2.
Internal temperature sensor will be ignored)
Motorized valve / actuator
3-gear speed fan
Heating device
Cooling device
Heating or cooling device
(2-pipe system only)
39 Fan Coil FC600 Instruction Manual