I2C
1
1
2
F
ig
.
10
:
W
iring plan
,
double chamber housing
1
P
ower supply
/
S
ignal output
5
.
5
W
iring plans
,
version
IP
66
/
IP
68
(
1
bar
)
T
his version is only available for instruments with absolute
pressure measuring ranges
.
+
-
1
2
F
ig
.
11
:
W
ire assignment
,
connection cable
1
br
(
+
)
and bl
(–)
for power supply or to the processing system
2
S
creen
5
.
6
S
witch on phase
A
fter
VEGABAR
53
is connected to power supply
,
the
instrument carries out a self
-
test for approx
.
30
seconds
.
T
he
following steps are carried out
:
l
I
nternal check of the electronics
l
I
ndication of the instrument type
,
the
fi
rmware version as
well as the sensor
TAG
s
(
sensor name
)
l
status byte goes brie
fl
y to fault value
T
hen the actual measured value is displayed and the
corresponding digital output signal is transmitted to the cable
.
4
)
4
)
T
he values correspond to the actual level as well as to the settings already
carried out
,
e
.
g
.
default setting
.
W
iring plan
W
ire assignment
,
connection
cable
S
witch on phase
VEGABAR
53
-
P
ro
fi
bus
PA
19
C
onnecting to power supply
28250
-
EN
-
051004