11
GB
In
1
I
n
2
4
2
In
1
I
n
2
4
2
Example 2:
Under floor heating installation with multizones connecting boxes.
In1
used to stop the pump when no heat demand is asked in the house. (Inst:
Parameters menu:
In1,
“
C_b
”)
In2
used to stop the pump when the storage tank is empty (Inst:
Parameters menu:
In2,
“
Aqu
”)
> T °C
Aquastat
(storage tank
temperature
Pump signal
closed = pump On
WFHC
supervising)
C 1 2
---------
Fig. 11
Example 2:
Installation with 2 circulation pumps (Under floor heating and panel heater).
In1
used to stop the pump when the heat storage is empty (Inst:
Parameters menu:
In1,
“Aqu”)
In2
used to stop the pump when the heat storage is empty (Inst:
Parameters menu:
In2,
“
Aqu
”)
> T °C
In2 :
Immersion thermostat
Use to stop the pump2
C 1 2
In1:
Immersion
thermostat Use to stop
the pump1
> T °C
C 1 2
Fig. 12
