Viessmann WB2B 45 - Page 51

Control Connections
51
Electrical Connections (continued)
Connecting the LON communication module (continued)
See the Vitotronic 200-H,
HK1M Installation Instructions.
5418 909 v1.6
40962035100
12
3
4
56
7X4
X3
L 1
Boiler Control Board GC130
X
X11
LON
KMK
9
X
8
X
7
LON
X2
LON
X1
Vitotronic 200-H
HK1M
LON
Fig. 49