Siemens SITRANS LUT400 Series - Page 424

A5E33329501 SITRANS LUT400 (HART) – OPERATING INSTRUCTIONS Page 111
mmmmm
General Operation
BS- 3680 Thin Plate V-Notch Weir
Parameter Value
2.15.1. Primary Measuring Device (PMD) BS-3680 Thin Plate V-Notch Weir
2.15.4. PMD Dimensions Notch angle (a)
2.15.3.3. Maximum Head
2.2.5. Far Range
2.15.3.7. Flowrate Units
2.15.3.1. Method of Flow Calculation
2.15.3.4. Maximum Flow at 20 mA
transducer*
Side View
Diagonal View
Front View
* The transducer must be above the maximum head by at least the blanking value (see
2.2.4. Near
Range
).
4 to 5 x h
max
B
h
a
flow
b
Zero Head