76 EB 5571-2 EN
Appendix
9.1.2 Heating circuits HK1, HK2 and HK3
2
[Übersicht > Service > Heizkreis HK1 … HK3]
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Parameters Adjustment
range
WE Comments
Kennlinienart
(type of characteristic)
Four-point,
gradient, fixed
set point
Steigung Condition for controlling the flow temperature
Regelkreis
(control circuit)
Continuous,
three-step
3-Punkt Control algorithm of heating circuit
2
[Übersicht > Parameter > Heizkreis HK1 … HK3]
Parameters Adjustment
range
WE Comments
Kennlinie (characteristic)
Definition of four-point characteristic
(only with type of charateristic = four-point)
Außentemp. Punkt1
(outdoor point 1)
–20 to 50 °C –10 °C
Vorlauftemp. Punkt1
(flow point 1)
20 to 160 °C 90 °C
Außentemp. Punkt2
(outdoor point 2)
–20 to 50 °C –5 °C
Vorlauftemp. Punkt2
(flow point 2)
20 to 160 °C 80 °C
Absenkdiff. Punkt2
(set-back diff. pt 2)
0 to 30
°C
15 °C
Außentemp. Punkt3
(outdoor point 3)
–20 to 50 °C 5 °C
Vorlauftemp. Punkt3
(flow point 3)
20 to 160 °C 68 °C
Absenkdiff. Punkt3
(set-back diff. pt 3)
0 to 30 °C 20 °C