Siemens SITRANS LUT400 Operating Instructions Manual page 147

Palmer Bowlus Flume
①
②
③
④
⑤
Parameter
Primary Measuring Device (PMD) (2.15.1.) (Page 230)
PMD Dimensions (2.15.4.) (Page 234)
Maximum Head (2.15.3.3.) (Page 232)
Maximum Flow at 20 mA (2.15.3.4.) (Page 232)
Zero Head Offset (2.15.3.5.) (Page 233)
Flowrate Units (2.15.3.7.) (Page 233)
Method of Flow Calculation (2.15.3.1.) (Page 231)
Note
Palmer Bowlus Flume can only be set up using ratiometric calculations.
Application information
● Sized by pipe diameter D.
● Flume relief is trapezoidal.
● Designed to install directly into pipelines and manholes.
SITRANS LUT400
Operating Instructions, 07/2019, A5E33329501-AC
Flow
Transducer
The transducer must be above the maximum head by at least the blanking value. See Near
Range (2.2.4.) (Page 172).
Zero head
D
D/2, point of measurement for rated flows under free flow conditions.
General Operation
7.11 Open Channel Monitoring (OCM)
Value
Palmer Bowlus Flume
Maximum Flume width h
max
Ratiometric
145