Viessmann VITOTRONIC 200 Installation And Service Instructions Manual page 6

Preparing for Installation
System Example
Vitotronic 200 (set codes at every Vitotronic 200 - boiler control)
Switching mode from standalone/weather compensated control to constant temperature control (see page 10).
Required coding
Group Code
2 01:2
2
07:1
07:2
07:3
07:4
07:...
Vitotronic 300-K
Required coding
Group Code
General 00:...
General 7E:0
Cascade 35:1
35:2
35:3
35:4
35:...
Vitotronic 200-H (if installed)
Required coding
Group Code
General 97:1
6
(continued)
Multi boiler system with Vitotronic 300-K
Note: Code "00:0" is set automatically.
Setting the boiler number at the Vitotronic 100 of the respective boiler
Boiler 1 (factory set condition)
Boiler 2
Boiler 3
Boiler 4
... Boiler (up to 8)
System version, see table for coding address 00 in the overview on page 47.
Without positive pressure flue gas cascade
Do not adjust
Multi boiler system with two boilers
Multi boiler system with three boilers
Multi boiler system with four boilers (factory set condition)
Multi boiler system with ... boilers (up to 8)
The outside temperature is accepted by the LON BUS
Vitotronic 200 and 300-K Installation and Service