Burkert 8020 Notice D'utilisation page 47

APPENDIX
Flow Chart (gpm, DN in inch and fps)
gpm
5000
2000
1000
500
200
100
50
20
10
5.0
2.0
1.0
0.5
0.2
0.3
Selection Example:
1.0 2.0
0.5
Flow velocity
Specifications:
Nominal flow:
Determination with
ideal flow velocity:
With these specifications, the required
orifice, as defined by the flow chart is 1 1/2"
E-22-
FLOW SENSOR TYPE 8020
3.0 5.0 10
50 gpm
8 fps
20 30 fps
8020