
Appendix
185
13.1.2
ISO-Venturi flumes
L00-FMU90xxx-05-00-00-xx-004
BD: blocking distance of the sensor
!
Note!
After selecting the type of flume, Q
max
can be adjusted to the flow conditions. Q
max
defines the flow
at which the output current is 20 mA.
b
0
H
max
b
e
b
0
H
b
e
BD
³
3 H
max
Type of flume
b
0
[mm]
b
e
[mm]
H
max
[mm]
Q
max
[m
3
/h]
ISO-Venturi 415
150
75
200
42,5
ISO-Venturi 425
250
125
300
130,3
ISO-Venturi 430
400
200
400
322,2
ISO-Venturi 440
400
267
625
893,6
ISO-Venturi 450
500
333
700
1318,9
ISO-Venturi 480
800
480
800
2200
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