1. Function and features
The flow sensor detects the flow velocity of water and converts it
into an analog output signal (4 ... 20 mA). In addition a row of LEDs
indicates the current flow velocity.
Applications:
• water and aqueous solutions,
• pipes with nominal widths between DN 40 ... DN 100.
mA
20
18
16
14
12
10
8
6
4
0 15 30 45 60 75 90 105 120 135 150
Working range: 3...150 cm/s
Output signal: 4...20 mA
Scale drawing
M12x1
8
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cm/s
95
52
48,5
38,5
26,5
7
1
11
2
27
1: O-ring
2: compressin washer
max. pos.
error 10 %
of the end value
80 °C
0
max. neg.
error 10 %
of the end value
V min.
Typical measurement errors for
water and different temperatures
of the medium
29,5
25 °C
10 °C
flow
V max.
41
LED
M12x1