Technical data
EF200F-C
146
Flow measuring ranges in US units
DN
Liquids
Gas/steam
[in]
[ft³/min]
[ft³/min]
½
0.045 to 2.9
0.23 to 15
1
0.14 to 8.8
0.7 to 74
1½
0.34 to 22
1.7 to 180
2
0.56 to 36
2.9 to 480
3
1.3 to 81
6.4 to 1
100
4
2.2 to 140
11 to 1
900
6
5 to 320
25 to 4
300
8
8.7 to 560
44 to 7
500
10
14 to 880
70 to 12
000
12
19 to 1
300
99 to 17
000
Flow velocity
A0033468
D
i
Internal diameter of measuring tube (corresponds to dimension K)
v
Velocity in measuring tube
Q
Flow
The internal diameter of measuring tube D is denoted in the dimensions as
i
dimension K.
For detailed information, see the Technical Information.
Calculation of flow velocity:
A0034301
D
i
v,Q
v [m/s] =
³
]
h
/
m
[
Q
·
4
π
· D [m]
i
²
·
1
3600 [s/h]
v [ /s] =
4 · Q [
/min]
ft³
π
· D [ft]
i
²
·
1
60 [s/min]
