Chapter 6 Applications for the 1 heat/1 cool configuration
42 CNT-SVX06B-EN
Figure 11. Two-pipe fan coil with auto changeover
GND*
Fan, medium speed
GND*
Fan, low speed
GND*
Heating/cooling valve
GND*
Fan, high speed
Low-temperature detection (open=normal)
Condensate overflow (open=normal)
H
N
24 Vac
GND*
Damper actuator
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)
GND*
Electric heat (optional)
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