Siemens SITRANS LUT400 - Page 137

General Operation
7.11 Open Channel Monitoring (OCM)
SITRANS LUT400
Operating Instructions, 07/2019, A5E33329501-AC
135
BS- 3680 U-Flume
①
Approach Diameter (Da)
②
Transducer
③
3 to 4 x h
max
④
Throat Diameter (D)
⑤
Throat Length (L)
⑥
Flow
⑦
Hump Height (p)
⑧
Zero head
⑨
Height (h)
* The transducer must be above the maximum head by at least the blanking value (see Near
Range (2.2.4.) (Page 172)).