F Function
WE
Anl
Comment
Function block parameters
/ Range of values (default)
08 Automatic summer
time/winter time
changeover
1
All
09 Frost protection
program II
1
Not Anl
1.5-1.8,
7.x
CO5 -> F09 - 0: Frost protection program I (restricted frost
protection)
Function block parameter:
Frost limit / –15 to 3 °C (3 °C)
CO5 -> F09 - 1: Frost protection program II
0
1.5-1.8,
7.x
10 Flow rate limitation
(capacity limitation)
in RK1 with pulses
at input WMZ
0
Not in
systems
with solar
circuit
CO5 -> F10 - 1: Only with
•
CO5 -> F11 - 0
•
CO6 -> F12 - 0
Input “WMZ/Bed“ (terminal 17/19)
Function block parameters:
Max. limit value / 3 to 500
pulse
h
(15
pulse
h
)
Max. limit value for heating* / 3 to 500
pulse
h
(15
pulse
h
)
Max. limit value for DHW* / 3 to 500
pulse
h
(15
pulse
h
)
Limiting factor / 0.1 to 10.0 (1.0)
11 Flow rate limitation
in RK1 with 0/4 to
20 mA at input
WMZ (with 50
Ω
in parallel to input
WMZ terminal
17/19)
0
Not in
systems
with solar
circuit
CO5 -> F11 - 1 Only with
•
CO5 -> F10 - 0
•
CO6 -> F11 - 0
Input “WMZ/Bed“ (terminal 17/19)
Function block parameters:
Lower measuring range value 0 or 4 mA
Upper meas. range value 20 mA / 0.01 to 650 (1.5)
m
h
3
Max. limit value / 0.01 to 650 (1.5)
m
h
3
Max. limit value for heating* / 0.01 to 650
m
h
3
(1.5
m
h
3
)
Max. limit value for DHW* / 0.01 to 650
m
h
3
(1.5
m
h
3
)
Limiting factor / 0.1 to 10.0 (1.0)
12 Creep feed rate
limitation
0
All
CO5 -> F12 - 1: Creep feed rate limitation,
input terminal 04/12
Function block parameter:
bE / 1, 0 (1)
16 Return flow temper-
ature limitation with
P algorithm
0
All
CO5 -> F16 - 1: Return flow temperature limitation with
proportional component only
17 Pump management
- switching state of
BA13
0
Not Anl
1.5-1.8,
7.x
CO5 -> F17 - 1: Speed control released when BA13 = ON,
only when CO5 -> F07 - 0
CO5 -> F17 - 0: Speed control released when BA13 = OFF
114
EB 5576 EN
Appendix
