Plant engineering overview 6: Flow monitors and pressure switches
Flow and pressure monitoring
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x
Wind indicator relays
Differential pressure switches
x x x x x x x x
x x
Air flow monitor
x x x x x x x x x
Flow monitors
x x x x x
pressure switch
Feeler rod (Hot film anemometer)
x x
x
Wind indicator
Pressure sensor (mem- brane)
x x x x x x x x
x x x x x
x x x x x x x x x
Paddle
Microswitch (potential-free changeover contact)
x x x x x x x x x
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Relay (potential-free changeover contact)
x x
x x
0.2 …10 m / s
x
1–8 m/s switch-off value
Dependent on the tube diameter
x x x x x x x x x
x
20 … 300 Pa
x
20 … 330 Pa
x
30 … 500 Pa
x
40 … 600 Pa
x
100…1.000 Pa
x x
250 … 5.000 Pa
x
400…1.600 Pa
x x x
x
0,3 … 4,0 bar
x
0,3 … 6,0 bar
x
x x x x x x x x
15 (8) A, 24–250 V~
x x
10 (3) A, 24 – 250 V~
x x x
1,5 (0,4) A, 12 – 250 V~
x x x x x x x x
1 (0,2) A, 12 – 24 V~ / 𝌂
x x x x x
5 (1) A, 12–250 V~
x x x
5 (1,5) A, 24 – 230 V~
x x x x x
2 A (2), 230 V~
x x x x x x x x x
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None
x x
230 V~, 50 Hz
x x
24 V~, 50 Hz
x x x x x
IP 10
x x x x x x x x
IP 54
x
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IP 65
Type tested by the TÜV according to the current 100 to 6".
x x x x x x
x
External setting
x x x x x x x x
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Internal setting
Catalogue 2022 | Page 153
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