Purmo H&C 24V Guide Utilisateur page 8

7. Wiring Installation3: Reversible Heat pump (without Heat&Cool information and control)
DIP switch B1
Configuration S1 & Cooling
S2 Output
Not used
TempCo Touch
B2 B3 Humidity
Heating Drier Cooling level
Output
Managed by
the UFH Minimum water
Not used digital temperature to switch
programmer the system in cooling
A B 1 HC Sen 2 4
P1 P2
hysteresis
5 to 25 °C 1 to 10°C
Hysteresis
between Heat
& Cool
mode. commutation
B1
NC NC
24Vac 24Vac
UFH digital main
programmer zone
4 actuators max
8
Heat & Cool sensor: (10k sensor)
Must be mounted on the incoming water pipe
of the manifold with precautions.
B2 B3
P1
P2
S1
L N
HUMIDITY
DRIER