V
entilation for the measuring cell is realised by means of a
fi
lter
element in the socket of the electronics housing
.
V
entilation for the
electronics housing is realised via an additional
fi
lter element in the
area of the cable glands
.
2
1
2
2
2
1
1
1
F
ig
.
3
:
P
osition of the
fi
lter elements
1
F
ilter element for ventilation of the electronics housing
2
F
ilter element for ventilation of the measuring cell
I
nformation
:
M
ake sure that the
fi
lter elements are always free of buildup during
operation
.
A
pressure washer must not be used for cleaning
.
W
ith instrument versions in protection
IP
66
/
IP
68
,
1
bar
,
the ventilation
is realised via the capillaries in the
fi
x connected cable
.
T
he
fi
lter
elements are replaced by blind stoppers
.
H
igher process temperatures often mean also higher ambient
temperatures
.
M
ake sure that the upper temperature limits stated in
chapter
"
T
echnical data
"
for the environment of the electronics housing
and connection cable are not exceeded
.
V
entilation
T
emperature limits
VEGABAR
65
•
P
ro
fi
bus
PA
13
4
M
ounting
28253
-
EN
-
081209
