Connection Diagram, Gas Condensing Module Control Unit - Viessmann Vitovalor PT2 E11T Installation And Service Instructions Manual

Connection diagram, gas condensing module control unit

Fig. 128
A1 Control unit, gas condensing module
A4 Programming module
A9 Switching mode power supply
A10 Filter box CAN
X... Electrical interfaces
! Outside temperature sensor
Power supply
fÖ
PlusBus
jF
CAN bus
lA
Connection and wiring diagram
Floating input 230 V and output 230 V
lH
Mains voltage output
aBH
P1 Parametrisable output for e.g. circuit pump for
heating circuit without mixer
From mains distributor box
A
To the burner control unit
B
To the cylinder module control unit
C
To the burner control unit
D
To the cylinder module control unit
E
195