KROHNE BM 70 A_P EN - Manual (Page 18)

Installation and operating instructions BM 70 A/P Page: 18 11/00
6.1.2 Recommendations for positioning on the tank
A) Horn antenna or Wave-Stick without stilling well
D
>1/7×H, but max. 1/3×D
Antenna Type 3
or Wave-Stick
H
D
Antenna Type 4
H
>1/10×H, but max. 1/3×D
BM 70 P : > 1/5 x H
measurable
level
min.
Lower measuring range limited Several BM 70 A/P can be operated
when tank has tapered bottom. in one tank.
Do not position in Do not mount dead centre Do not position
tank centreline! on manhole cover! above internals!
(multiple reflections!) (multiple reflections!) (interference reflections!)
If these recommendations cannot be followed because of the tank geometry, please consult
KROHNE.
Recommended
distance
from the tank
wall: