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Display Characteristic min. max.
Factory
setting
Activation on, oFF
oFF
Output (pump) free output R1/R2/R
S
–
Pump type (R1, R2 only) AC, HE
1) 2)
AC
Pump characteristic (HE only) AA, Ab, C (see page p. 16) –
Speed control (R1, R2 only) on, oFF
2)
oFF
Minimum speed (AC only) 30% 100% 50%
Minimum speed (HE + AA only) 0% 100% 25%
Minimum speed (HE + Ab only) 0% 100% 75%
Sensor input for storage tank
temperature
1 ... 5 –
Sensor input for solid fuel boiler
temperature
1 ... 5 –
Switch-on temperature difference
T
diff on
T
diff off
+ 2 K 20 K 6 K
Switch-off temperature difference
T
diff off
0 K T
diff on
– 2 K 3 K
Max. storage tank temperature 0 °C 150 °C 60 °C
Min. solid fuel boiler temperature 30 °C 95 °C 50 °C
Control target for solid fuel boiler
temperature (Speed control = on)
0 °C 95 °C 60 °C
1)
Caution:
Standard pump: Set AC!
High-efficiency pump: Set HE!
2)
Caution:
External consumer (e.g. 230 V relay): Set AC pump type and set the speed control to oFF!
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