Viessmann VITOCAL 200-G, Installation And Service Instructions Manual

Page: 135 / 208

Setting range 00:10 to
100:00 h
Heating limit < T room (heating limit temperature)
The heating limit temperature defines the value of the outside temperature
below which central heating commences.
The heating limit temperature is the result of the selected set room temperature
less the value entered under "
Heating limit < T room ".
Example:
The selected set room temperature is 20 °C, the value entered under " Heating
limit < T room " is 4.0 K.
Central heating commences if the average outside temperature drops below
16 °C (heating limit temperature).
If the outside temperature exceeds 18 °C, central heating is adjusted because
of the specified hysteresis of 2 K.
A
Set room temperature
B
Outside temperature
C
Selected value " Heating limit < T
room "
D
Heating OFF
E
Heating ON
Access
& " Device settings "
&
" Programming "
&
" System definition "
&
"Heating limit < T room"
(
1
/
!
)
Standard setting 4 K
Setting range 0 to 20 K
Average time; outside temperature
(cont.)
135
Control unit settings - system definition
55
92
968
GB
Service