Figure 17: Typical linearity curve for a size 20 flow meter
4000
4500
5000
5500
6000
6500
7000
1
10
100
1,000
10,000
Roshko Number
UVC Plot, Three Viscosities
0.7 cStk
4.2 cStk
25.5 cStk
St
ouh
al
Nu
m
be
r
Figure 18: UVC plot
Precision Meters, Turbine Flow Meters
Page 20
May 2014