KROHNE BM 70 A Installation And Operating Instructions Manual page 18

6.1.2 Recommendations for positioning on the tank
A) Horn antenna or Wave-Stick without stilling well
Recommended
distance >1/7×H, but max. 1/3×D
from the tank
wall:
Lower measuring range limited
when tank has tapered bottom.
Do not position in
tank centreline!
(multiple reflections!)
If these recommendations cannot be followed because of the tank geometry, please consult
KROHNE.
Installation and operating instructions BM 70 A/P
Antenna Type 3
or Wave-Stick
H
D
min.
measurable
level
Do not mount dead centre
on manhole cover!
(multiple reflections!)
Antenna Type 4
>1/10×H, but max. 1/3×D
BM 70 P : > 1/5 x H
D
Several BM 70 A/P can be operated
in one tank.
Do not position
above internals!
(interference reflections!)
Page: 18
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