Technical data

185
Connection and wiring diagrams – Vitotronic 100, GC1
Low voltage motherboard
§ Boiler temperature sensor
% No function
aG Flue gas temperature sensor
aJA Temperature sensor T1
aJB Temperature sensor T2
aVD Connection for external
equipment
aVG KM BUS
aVH Connection for external
equipment
LON Interconnecting cable for data
transfer between control units
S3 Override switch S
V1 Fault indicator (red)
V2 ON/OFF indicator (green)
5351 340 v1.4
A1 1
A 8
A9
A6
A7
A2
A10
.
.
34-pin