Heating Circuit 1/Heating Circuit 2 - Group 5 - Viessmann VITODENS 222-F Installation And Service Instructions Manual

Code 2
Heating circuit 1/Heating circuit 2 – Group 5
Coding
Coding in the delivered condition
A0:0 Without remote control
(only for weather-com-
pensated control)
A3:2 Outside temperature
below 1 °C: Heating cir-
cuit pump "ON"
Outside temperature
above 3 °C: Heating cir-
cuit pump "OFF"
!
Please note
When selecting a value below 1 °C, there is a risk of pipes outside the thermal
envelope of the building being damaged by frost.
The standby mode, in particular, should be taken into consideration, e.g. dur-
ing holidays.
Parameters
Address A3:...
-9
-8
-7
-6
-5
-4
-3
-2
-1
0
1
2
to
15
80
Possible change
A0:1
A0:2
A3:-9
to
A3:15
Heating circuit pump
"ON"
-10 °C
-9 °C
-8 °C
-7 °C
-6 °C
-5 °C
-4 °C
-3 °C
-2 °C
-1 °C
0 °C
1 °C
to
14 °C
With Vitotrol 200 (auto-
matic recognition)
With Vitotrol 300 (auto-
matic recognition)
Heating circuit pump "ON/
OFF" (see the following
table)
"OFF"
-8 °C
-7 °C
-6 °C
-5 °C
-4 °C
-3 °C
-2 °C
-1 °C
0 °C
1 °C
2 °C
3 °C
to
16 °C