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Function
WE Configuration
Flow rate limitation OFF
2.0
m
h
3
2.0
m
h
3
2.0
m
h
3
2.0
m
h
3
1.0
FB30 = ON
At/---
Maximum limit / 0.01 to 650
m
h
3
Maximum limit for heating* / 0.01 to 650
m
h
3
Maximum limit for DHW / 0.01 to 650
m
h
3
Minimum limit/ 0.01 to 650
m
h
3
Limiting factor / 0.1 to 10.0
* Does not need to be set on selecting “At“
Parameter*
WE Range of values
Maximum limit for heating, points 1 to 4 2.0 m
3
/h 0.01 to 100 m
3
/h
* Parameter only needs setting with FB30 = ON, select “At“
Capacity limitation
The settings which areto made for thecapacity limitation are mainly containedin function block
FB31 as function block parameters. Only after selecting the type of limitation “At“ for outdoor
temperature dependent limitation (which automatically means a 4-point characteristic), four
outdoor temperature dependent maximum limits for heating need to be set in the 4-point char-
acteristic menu. After selecting “- - -“, set
Maximum limit for the system
,
Maximum limit for heat-
ing
and
Maximum limit for DHW
,
Minimum limit
and the
Limiting factor
that appear in this order.
The
Limiting factor
determines how stronglythe controller responds when thelimit values are ex-
ceeded in either direction.
Function
WE Configuration
Meter bus OFF
254**
1434
Cont
FB29 = ON
Meter bus address for WMZ 1 to 3 (ST.-NO) / 0 to
255
Model code WMZ 1 to 3 / 1434, CAL3, APAtO, SLS
Reading mode WMZ 1 to 3 / 24h, Cont, CoiL
Capacity limitation OFF
15 kW
15 kW
15 kW
1.0
FB31 = ON
Maximum limit / 0.01 to 6000 kW
Maximum limit for heating* / 0.1 to 6000 kW
Maximum limit for DHW / 0.1 to 6000 kW
Limiting factor / 0.1 to 10.0
* Does not need to be set on selecting “At“
** WE for WMZ2 and 3: 255
Parameter*
WE Range of values
Maximum limit for heating, points 1 to 4 15 kW 0.1 to 6000 kW
EB 5476 EN 73
Appendix