Viessmann Divicon - Connecting Several Accessories

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Connecting several accessories
Power supply and PlusBus connection
Power supply to all accessories via heat generator control unit
74 74 40A 40 74 74 40A 40
B C
74 40 96/156
A
74 74 40A 40
D
E
Some accessories with direct power supply
74 74 40A 40 74 74 40A 40
B C
74 40
A
74 74 40A 40
D
E
A
Heat generator control unit
B
Mixer extension kit for heating
circuit with mixer M2 (electron-
ics module)
C
Mixer extension kit for heating
circuit with mixer M3 (electron-
ics module)
D
Further accessories
E
ON/OFF switch
fÖ (A)
Power supply
jF
PlusBus
Extension kit with mixer PCB
(cont.)
5836498