3
Pin assignment
Fieldbus
1
SDA/RDA
2
SG (Signal Ground)
3
SDB/RDG
4
Screening
Operating voltage
1
2
3
4
24 V supply for electronic
components and inputs
24 V supply for valves and
outputs
0 V
PE (Protective earth, leading
contact)
Meaning of the LED displays
Refer to "Electronics manual".
POWER
RU N
ERROR
SD
RD
E
n
g
lis
h
VIFB4 - 03/05
14
9709 NH
Summary of Contents for VIFB4 -03
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