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Function block parameters Co4
Limitation factor (Fb02 = ON) 0 to 25.5
Activate priority in case of deviation
(Fb06 = ON)
0 to 30 °C
Day of week (Fb08 = ON) 0, 1 to 7
Disinfection temperature (Fb08 = ON) 60 to 90 °C
Boost of charging temperature 0 to 30 °C
Start – Stop (Fb08 = ON) 00:00 to 23:30
T
Y
(valve transit time) (Fb09 = ON) 15 to 240 s
K
P
(proportional gain) (Fb09/14 = ON) 0.1 to 50
T
N
(reset time) (Fb09/14 = ON) 1 to 999 s
T
V
(derivative-action time) (Fb14 = ON) 0 to 999 s
Data for heating circuits (Fb12 = ON) 1 to 3
Max. system deviation (Fb13 = ON) 2 to 10 °C
PA5: System-wide parameters
Parameters PA5 Range of values
Gradient, return flow 0.4 to 3.2
Level, return flow –30 to 30 °C
Maximum return flow temperature 20 to 90 °C
Minimum return flow temperature 20 to 90 °C
Maximum capacity of entire system 0.1 to 5999 kW
Maximum capacity of heating 0.1 to 5999 kW
Maximum capacity of DHW heating 0.1 to 5999 kW
Proport.-action coefficient for limitation 0.1 to 10
Maximum flow rate of entire system 0.01 to 99.9 m
3
/h
Maximum flow rate of heating 0.01 to 99.9 m
3
/h
Maximum flow rate of DHW heating 0.01 to 99.9 m
3
/h
Minimum flow rate 0.01 to 99.9 m
3
/h
Proport.-action coefficient for limitation 0.1 to 10
Outdoor temperature, point 1 –30 to 90 °C
Outdoor temperature, point 2 –30 to 90 °C
EB 5179 EN 135
Appendix