Appendix; Sizing Table Dn 50 To Dn 300 (2" To 12"); A.1 Sizing Table Dn 50 To Dn 300 (2" To 12") - Siemens SITRANS F Series Operating Instructions Manual

Appendix

A.1

Sizing table DN 50 to DN 300 (2" to 12")

Figure A-1
Guidelines for sensor selection
● Min. measuring range: 0-1 m/s
● Max. measuring range: 0-10 m/s
Typically the sensor is selected so that V lies within the measuring range 1-3 m/s.
Flow velocity calculation formula
V =
SITRANS F US SONO 3300
Operating Instructions, 01/2010, SFIDK.PS.029.J4.02
Relationship between flow velocity (V), flow quantity (Q) and sensor dimension (DN)
1273.24 x Q [l/s]
[m/s] or V =
Di [mm]
2
353.68 x Q [m
3 /h]
Di [mm]
2
A
[m/s]
35