RADSON H&C module 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
ON
OFF
1 2
Not used
UFH-DIGITAL
PROGRAMMER
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