Viessmann Vitodens 222-F Installation And Service Instructions For Contractors page 80

Parameter level 2
Heating circuit 1, heating circuit 2, heating...
"Heating curve level"
Setting
0
...
"External operating program changeover"
Setting
The operating program changes to "Con-
stant central heating with reduced room
temperature" or "Standby mode" (subject to
the settings of the set reduced room tem-
perature)
The operating program changes to "Con-
stant operation with standard room temper-
ature"
"Function of heating circuit pump at "External blocking" signal"
Setting
Remains in control mode
Is switched off
Is switched on
"Function of heating circuit pump at "External demand" signal"
Setting
Remains in control mode
Is switched off
Is switched on
"EA1 extension: Operating program changeover"
Setting
No operating program changeover
Operating program changeover via input
DE1
Operating program changeover via input
DE2
Operating program changeover via input
DE3
"Setting range, set day temperature"
Setting
3 .. 23 °C
10 .. 30 °C
17 .. 37 °C
80
(cont.)
Explanations
D4:0
D4:-13 to Heating curve level adjustable from
D4:40
Explanations
D5:0
D5:1 Subject to parameters 3A, 3B and 3C
Explanations
D6:0
D6:1 Subject to parameters 3A, 3B and 3C
D6:2 Subject to parameters 3A, 3B and 3C
Explanations
D7:0
D7:1 Subject to parameters 3A, 3B and 3C
D7:2 Subject to parameters 3A, 3B and 3C
Explanations
D8:0
D8:1
D8:2
D8:3
Explanations
E1:0
E1:1 Never adjust
E1:2
13 K to 40 K
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