Technical data

26
Heating system designs
System version 8 (continued)
Coding must be set on every Vitotronic 100, GC1.
Vitotronic 100, GC1
Required coding
01: 2 Multi-boiler system with cascade control via LON BUS
02: 2 Modulating burner operation
*1
03 : 1 Only with Vitotronic 100, GC1 for low temperature boiler:
Oil fired operation (non-reversible)
07: 2
07: 3
07: 4
Setting the boiler number on the Vitotronic of
boiler 2
boiler 3
boiler 4
0C: 1
Only with Vitotronic 100, GC1 for low temperature boiler:
Constant return temperature control
0d: 0
Only with Vitotronic 100, GC1 for Vitocrossal 300:
Without Therm-Control
4d: 2
Only with Vitotronic 100, GC1 for low temperature boiler:
Boiler circuit pump on plug sL
77 2
77: 3
77: 4
Setting the LON participant number on the Vitotronic of
boiler 2
boiler 3
boiler 4
Automatic changeover
4A 1
Only with Vitotronic 100, GC1 for low temperature boiler:
Connecting the T1 temperature sensor to plug aJA
*1
If required.
5351 340 v1.4