Burkert 8138, Operating Instructions Manual

Page: 11 / 168

4 M ounting
4 . 1 G eneral instructions
S elect an installation position you can easily reach for mounting and
connecting as well as later retro fi tting of an indicating and adjustment
module . T he housing can be rotated by
330
° without the use of any
tools . Y ou can also install the indicating and adjustment module in four
di ff erent positions ( each displaced by
90
° ).
U se the recommended cables ( see chapter " C onnecting to power
supply
"
) and tighten the cable gland .
Y ou can give your instrument additional protection against moisture
penetration by leading the connection cable downward in front of the
cable entry
. R ain and condensation water can thus drain o ff . T his
applies mainly to outdoor mounting as well as installation in areas
where high humidity is expected
(
e
.
g
.
through cleaning processes
)
or
on cooled or heated vessels .
F ig . 2 : M easures against moisture penetration
T he reference plane for the measuring range of the sensors is the
lower edge of the fl ange .
I nformation :
I f the medium reaches the antenna , buildup can form on it and cause
faulty measurements later on .
M ounting position
M oisture
M easuring range
LEVEL TRANSMITTER
8138
•
4
...
20
m
A / HART
11
4
M
ounting
32066
-
EN
-
081121