154 EB 5573-1 EN
Appendix
P Parameters PA1 (HC1) PA2 (HC2) Value range
07 Max. ow temperature –5.0 to 150.0°C
09 Outdoor temperature for continuous
day mode
–50.0 to 5.0°C
10 Minimum ow temperature set point
HC for binary demand processing
5.0 to 150.0°C
11 Return ow gradient 0.2 to 3.2
12 Return ow level –30.0 to 30.0°C
13 Base point for return ow temperature: 5.0 to 90.0°C
14 Max. return ow temperature 5.0 to 90.0°C
15 Set point boost (pre-control circuit) 0.0 to 50.0°C
21 Start speed reduction 5.0 to 90.0°C
21 Stop speed reduction 5.0 to 90.0°C
21 Min. speed signal 0 to 10V
CO1 function block parameters (heating circuit HC1) and CO2 function block parameters
(heating circuit HC2)
F Function block parameters CO1 (HC1) CO2 (HC2) Value range
03 KP (limiting factor) 0.1 to 10.0
05 Start temperature 20.0 to 60.0°C
05 Temp. rise/day 0.0 to 10.0°C
05 Maximum temperature 25.0 to 60.0°C
05 Duration: 0 to 10 days
05 Temp. reduction/day 0.0 to 10.0°C
09 Cycle time 0 to 100min
09 KP (gain) 0.0 to 25.0
12 KP (gain) 0.1 to 50.0
12 Tn (reset time) 1 to 999s
12 TV (derivative-action time) 0 to 999s
12 TY (valve transit time) 5 to 240s
12 Hysteresis 1.0 to 30.0°C
12 Min. ON time 0 to 10min
12 Min. OFF time 0 to 10min
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