Cut Throat Flume - Siemens SITRANS LUT400 Series Operating Instructions Manual

Flume Size
(pipe diameter in inches)

Cut Throat Flume

Plan View
Application information
• Similar to Parshall flume except that the floor is flat bottomed and throat has no
virtual length.
• Refer to manufacturer's specifications for flow equation and point of head
measurement.
2.15. 1 . Primary Measuring Device (PMD)
2.15.3.2. Flow Exponent
2.15.3.3. Maximum Head
2.15.3.4. Maximum Flow at 20 mA
2.15.3.7. Flowrate Units
b
2.15.4.1. K Factor
a.
Typical Flow Exponent range for Cut Throat Flume; consult your flume docu-
mentation.
b.
Required for exponential device absolute calculation only.
A5E33329501
24
30
42
48
54
60
66
72
Parameter
SITRANS LUT400 (HART) – OPERATING INSTRUCTIONS
Point of Measurement
cm
6.4
7.6
8.9
10.2
11.4
12.7
14.0
15.2
Value
Exponential Devices
a
1.56 - 2.00
inches
2.5
3
3.5
4
4.5
5
5.5
6
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