Viessmann VITOLIGNO 300-P Service Instructions Manual page 108

Troubleshooting
Repairs
(cont.)
A
A Vitotrol 200A
B 2-pole plug aVG (to the control unit
or KM BUS distributor)
Connecting several remote control
units
Installation and service instruc-
tions for Vitotrol 200A
Vitotrol 200A and Vitotrol 300A can be
connected together to a Vitotronic con-
trol unit.
Installation and service instruc-
tions for Vitotrol 300A
Vitotrol 300A, part no. 7438 364
With integral room temperature sensor.
Settings
■ Day and night temperature
■ DHW temperature
■ Heating program
■ Holiday program
■ Switching times
■ Economy and party mode
108
B
Specification
Power supply via KM BUS
Power consumption
Safety category
IP rating
Permissible ambient temperature
■ During operation
■ During storage and
transport
Set room temperature
range
Functional modifications
Changes can be made via the following
coding addresses:
"A0", "B0" to "B5", "C8", "E1" (see chap-
ter "Code 2").
Connection
2-core cable with a cross-section of at
least 0.75 mm; cores are interchangea-
ble.
0.2 W
III
IP 30
0 to +40 °C
−20 to +65 °C
3 to 37 °C