IFM Electronic Efector 300 SA1000, Operating Instructions Manual, Page: 8 / 17

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.
Scale drawing
8
4
0 15 30 45 60 75 90 105 120 135 150
6
8
10
12
14
16
18
20
mA
cm/s
0
80 °C
25 °C
10 °C
V min. V max.
flow
max. neg.
error 10 %
of the end value
max. pos.
error 10 %
of the end value
Working range: 3...150 cm/s
Output signal: 4...20 mA Typical measurement errors for
water and different temperatures
of the medium
M12x1
41
LED
72
M16x1,5
95
48,5
7
60
52
11
M12x1
14
27
2
1
26,5
38,5
29,5
27 20
1: O-ring
2: compressin washer