38 FLOWSIC100 Flare · Addendum to Operating Instructions · 8025365/V1-0/2020-05 · © SICK Engineering GmbH
Installation
4.7.2
Determine the nozzle position for cross-duct versions
Calculate transducer distance a
▸
Determine circumference U.
▸
Calculate transducer distance a.
▸
The transducer distance can be determined manually using the formula in → Fig. 18 or
the Geometry Calculator available on the provided product CD,
p. 32, §4.5 .
Fig. 18 Formulas to calculate transducer distance a
NOTICE:
Note transducer distance a and circumference U; these values are required to
calculate path angle and path length during start-up.
a
U
77 5 tan
----------------------------
=
α [°] = Path angle including nozzle offset
U [mm] = circumference
a [mm] = transducer distance
a
0 8 U
tan
------------------------------
=
2-path devices:
1-path devices:
Example for 75° nominal installation angle / 77.5° path angle:
a
U
tan
-----------------
=
a
U
4 5107
------------------
=
a
0 8 U
77 5 tan
------------------------------
=
a
0 8 U
4 5107
------------------------------
=
Example for 75° nominal installation angle / 77.5° path angle:
To Next Page
Loading...
