Wiring requirements and options
CNT-SVX06B-EN 43
Figure 12. Four-pipe heating/cooling fan coil
GND*
Fan, medium speed
GND*
Fan, low speed
GND*
Cooling valve
GND*
Fan, high speed
Low-temperature detection (open=normal)
Condensate overflow (open=normal)
H
N
24 Vac
GND*
Damper actuator
GND*
Heating valve
LonTalk
in
Entering water
temperature
Discharge air
temperature
LonTalk
out
*The grounding wire of a binary output should be
connected to one of the AC POWER (GND)
Factory-installed
jumpers not
required for
1 heat/1 cool
Occupancy (open=occupied)
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