Burkert 8025 Notice D'utilisation page 94

APPENDIX
Flow chart (gpm, DN in inch and ft/s)
gpm
20000
10000
Example:
5000
2000
1000
500
200
100
50
20
10
5
2
1
0.5
0.2
0.1
0.05
0.02
0.01
0.3 0.5 1 2
Flow velocity
Specifications:
Nominal flow:
Determination with
ideal flow velocity: 8 fps
With these specifications, the required orifice,
as defined by the flow chart is DN 1 1/2".
E-46-
FLOW TRANSMITTER 8025
16'' DN400
14'' DN350
12'' DN300
10'' DN250
8'' DN200
6'' DN150
5'' DN125
4'' DN100
3'' DN80
2 1/2'' DN65
2'' DN50
1 1/2'' DN40
1 1/4'' DN32
1'' DN25
3/4'' DN20
1/2'' DN15
1/4'' DN08
1/4'' DN06
3 5 10 20 30
50 gpm
fps