Viessmann Vitotronic 100 GC1 Installation And Service Instructions Manual page 133

Remote control
(cont.)
D
D Printed Circuit Board DIP switches
(rear of the top casing)
Remote control DIP switch
affects setting
System circuit A1 Factory setting
(Heating circuit
selection
button !)
Mixing valve
circuit M2
(Heating circuit
selection
button ?)
Mixing valve
circuit M3
(Heating circuit
selection
button §)
When connecting a separate room
temperature sensor, set DIP
switch S30.3 to ON.
S30
Specification
Power supply via KM BUS.
Safety class: III
Protection: IP 30
Permiss. ambient
temperature
in use:
0 to +40 ˚C
32 to 104 ˚F
in storage and transport:
–20 to +65 ˚C
–4 to +149 ˚F
Setting range for
normal set room temp:
10 to 30 ˚C
50 to +86 ˚F
adjustable between
3 to 23 ˚C
37 to 73 ˚F
or
17 to 37 ˚C
63 to 97 ˚F
via coding address E1
reduced set room temp:
3 to 37 ˚C
37 to 97 ˚F
Battery type: Use alkaline
manganese
batteries
type MICRO-
LR03 (AAA) which
do not contain
pollutants
Components – Vitotronic 300-K, MW1S
133