Viessmann VITOLADENS333-F Service Instructions Manual page 58

Coding
Code 2
(cont.)
Parameter ad- With heating circuit pump logic function: Heating cir-
dress b5: ... cuit pump OFF, if
7: enabled RT
8: enabled RT
Coding in the delivered condition
Boiler circuit, mixer circuit
C5:20 Electronic minimum
flow temperature limit
20 °C
C6:74 Electronic maximum
flow temperature limit
74 °C
d3:14 Heating curve slope =
1.4
d4:0 Heating curve level = 0
d5:0 The external operating
mode changeover
switches the operating
program to "Constant
operation with reduced
room temperature"
E1:1 With remote control: Set
day temperature is ad-
justable at the remote
control unit from 10 to
30 °C
E2:50 With remote control: No
display correction of the
actual room tempera-
ture
E5:0 Without external, vari-
able speed heating cir-
cuit pump
58
> RT - 1 K; disabled RT
actual set
> RT - 2 K; disabled RT
actual set
Possible change
C5:1
to
C5:127
C6:10
to
C6:127
d3:2
to
d3:35
d4: 13
to
d4:40
d5:1
E1:0
E1:2
E2:0
to
E2:49
E2:51
to
E2:99
E5:1
< RT - 2 K
actual set
< RT - 3 K
actual set
Minimum temperature
limit adjustable from 1 to
127 °C (limited by boiler-
specific parameters)
Maximum temperature
limit adjustable from 10 to
127 °C (limited by boiler-
specific parameters)
Heating curve slope ad-
justable from 0.2 to 3.5
(see page 36)
Heating curve level ad-
justable from 13 to 40
(see page 36)
The external operating
mode changeover alters
to "Constant central heat-
ing with standard room
temperature"
Set day temperature ad-
justable from 3 to 23 °C
Set day temperature ad-
justable from 17 to 37 °C
Display correction -5 K
to
Display correction -0.1 K
Display correction +0.1 K
to
Display correction +4.9 K
With external variable
speed heating circuit
pump; automatic recogni-
tion