Technical data

13
Heating system designs
System version 3 (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 Oil fired operation (non-reversible)
*1
07: 2
07: 3
07: 4
Setting the boiler number on the Vitotronic of
boiler 2
boiler 3
boiler 4
0d : 1 Therm-Control controls the mixing valves of downstream heating circuits
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 Connecting the T1 temperature sensor to plug aJA
Vitocontrol-S, VD2/CT3/CM2
Required coding
00: 3,
00: 4,
00: 7,
or
00: 8
Without system circuit A1
*1
35: 1
35: 2
35: 3
Vitocontrol-S, VD2/CT3/CM2 with
one Vitotronic 100, GC1
two Vitotronic 100, GC1
three Vitotronic 100, GC1
4d: 0 Common supply pump on plug sL
*1
If required.
5351 340 v1.4