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55
Parameter address
A5:...
With heating circuit pump logic function: Heating cir-
cuit pump OFF, if
4
AT
>
RT
set
+ 2 K
5
AT
>
RT
set
+ 1 K
6
AT
>
RT
set
7
to
AT
>
RT
set
- 1 K
15
AT
>
RT
set
- 9 K
Coding in the delivered condition
Possible change
Boiler circuit, mixer circuit
A6:36
Extended economy func-
tion
disabled
(only for
weather-compensated
control units)
A6:5
to
A6:35
Extended economy mode
is enabled, i.e. the burner
and heating circuit pump
will be switched OFF and
the mixer will be closed at
a variable value that is
adjustable between 5 and
35
°
C plus 1
°
C. This value
is based on the adjusted
outside temperature, com-
prising the actual outside
temperature and a time
constant that takes the
cooling down of an average
building into consideration.
A7:0
Without mixer economy
function (only for
weather-compensated
control units)
A7:1
With mixer economy func-
tion (extended heating cir-
cuit pump logic): Heating
circuit pump also "OFF" if
the mixer was closed lon-
ger than 20 min. Heating
pump "ON":
■ If the mixer changes to
control mode
or
■ After cylinder heating (for
20 min)
or
■ If there is a risk of frost
Codes
Code 2
(cont.)
5692 760 GB
Содержание VITOCONTROL-S, WB2B
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