Viessmann VITOLADENS 300-W Installation And Service Instructions Manual page 63

Heating circuit 1, heating circuit 2, heating...
Coding in the delivered condition
Economy function room temperature
b5:0 With remote control: no
room temperature-de-
pendent heating circuit
pump logic function
(change code only for
heating circuit with mix-
er)
Parameter ad- With heating circuit pump logic function:
dress b5:... Heating circuit pump "OFF"
1 RT
2 RT
3 RT
4 RT
5 RT
6 RT
7 RT
8 RT
Coding in the delivered condition
Min. flow temperature heating circuit
C5:20 Electronic minimum flow
temperature limit 20 °C
Max. flow temperature heating circuit
C6:74 Electronic maximum flow
temperature limit set to
74 °C
Heating program - changeover
d5:0 External operating pro-
gram changeover
changes to "Constant op-
eration with reduced
room temperature" or
"Standby mode"
> RT + 5 K
actual set
> RT + 4 K
actual set
> RT + 3 K
actual set
> RT + 2 K
actual set
> RT + 1 K
actual set
> RT
actual set
> RT - 1 K
actual set
> RT - 2 K
actual set
(cont.)
Possible change
b5:1 For heating circuit pump
to logic function, see the fol-
b5:8 lowing table:
Heating circuit pump "ON"
RT < RT
actual
RT < RT
actual
RT < RT
actual
RT < RT
actual
RT < RT
actual
RT < RT
actual
RT < RT
actual
RT < RT
actual
Possible change
C5:1 Minimum limit adjustable
to from 1 to 127 °C (limited by
C5:127 boiler-specific parameters)
C6:10 Maximum limit adjustable
to from 10 to 127 °C (limited
C6:127 by boiler-specific parame-
ters)
d5:1 The external operating pro-
gram changeover switches
to "Constant operation with
standard room tempera-
ture" (subject to coding ad-
dress 3A, 3b and 3C)
Code 1
+ 4 K
set
+ 3 K
set
+ 2 K
set
+ 1 K
set
set
- 1 K
set
- 2 K
set
- 3 K
set
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