EQJW146F002 EN
135
Appendix
F
Function
WE
Anl
Comments
Function block parameters: value range (default setting)
02 Storage tank
sensor 2
0
1.1, 1.3,
1.5, 2.0,
2.1, 2.3,
4.1, 4.5,
11.0, 11.1,
11.5
CO4 > F02 - 1: Storage tank sensor SF2
(only with CO4 > F01 - 1; not systems Anl 1.3, 1.9, 2.3, 11.0
and 11.9)
1
1.2, 1.6,
2.2, 11.2
03 Return flow
sensor RüF2
0
1.9, 11.x
CO4 > F03 - 1: Return flow sensor RüF2; limitation function ac-
tive
Function block parameter:
KP (limiting factor): 0.1 to 10.0 (1.0)
04 Water flow
sensor
0
1.9, 11.9
CO4 > F04 - 1: Flow rate sensor at BI2
Function block parameter:
Select: Analog/binary
Binary = Flow switch at terminals 10/12
05 Flow sensor
0
1.1, 1.2,
1.6, 2.2
CO4 > F05 - 1: Flow sensor VF4 (to measure storage tank
charging temperature)
06 Parallel pump
operation
0
2.1–2.3,
4.1, 4.5
CO4 > F06 - 1: Parallel pump operation
Function block parameters:
Stop: 0 to 10 min (10 min)
Temperature limit: 20.0 to 90.0 °C (40.0 °C)
CO4 > F06 - 0: UP1 switched off during DHW heating
07 Intermediate
heating
1
2.x, 4.1,
4.5
CO4 > F07 - 1: after 20 minutes of DHW heating, heating op-
eration in UP1 circuit reactivated for 10 minutes
CO4 > F07 - 0: storage tank charging is given unlimited prior-
ity concerning UP1 circuit
08 Priority
(reverse)
0
1.1–1.3,
4.1, 4.5,
11.x
CO4 > F08 - 1: Priority by reverse control
(only with CO4 > F09 - 0)
Function block parameters:
Start: 0 to 10 min (2 min)
KP (influence factor): 0.1 to 10.0 (1.0)
only system Anl 4.5: Control circuit: HC1, HC2, HC1+HC2
(HC2)
