Viessmann Vitotronic 200 KW2 Installation And Service Instructions Manual page 68

Components
Remote control
ON
S6
1 2 3 4
C PCB DIP switches
(back of the casing top)
68
(cont.)
C
Remote control
affects
Heating circuit
without mixer
A1
(Heating circuit
selection key !)
Mixer circuit M2
(Heating circuit
selection key ?)
When connecting a separate room
temperature sensor, set DIP switch
S6.3 to ON.
ON
1 2 3 4
Specification
Power supply via KM BUS.
Safety class:
Protection level
Permiss. ambient
temperature
H in operation:
H during storage
and transport:
Setting range for
set room temp.:
Setting of the reduced set room
temperature on the control unit.
DIP switch
setting
As delivered
condition
ON
1 2 3 4
ON
1 2 3 4
III
IP 30
0 to + 40 ºC
20 to + 65 ºC
10 to 30 ºC;
adjustable from
3 to 23 ºC or
17 to 37 ºC
via coding
address E1