Eev Pcb: Type Awo 301.A60 - Viessmann VITOTRONIC 200 Service Instructions Manual

Controller PCB and EEV PCB

EEV PCB: Type AWO 301.A60

E
A
D
C
B
Fig. 81
Power supply 24 V
A –
Low pressure sensor
B
Suction gas temperature sensor (NTC 10 k
C
Modbus connecting cable to controller PCB, con-
D
nection in Fig. 80
V
Electronic expansion valve stepper motor
E
[6]
(cont.)
)
Ω
PCBs and connection options
311