Technical summary
This flow sensor consists of a rotor and a Hall effect sensor. When water passes through the sensor, the rotation of the rotor generates pulses depending on the flow rate. The output frequency varies with the rotor speed. Suitable for water only.
Pinout:
- black: ground
- red: +5 to +24 VDC
- yellow: signal
Supply: 5 to 24 VDC
Consumption: 15mA (at 5 VDC)
Measurement range: 1 to 30 l/min
Max pressure: 1.2 MPa
Precision: +/- 3% (between 1 and 10 l/min)
Conversion formula: flow rate (in l/min) = frequency (in Hz) / 7.5
Dimensions: 63x36x35mm
Operating temperature: 0 to 80°C
Thread diameter: 1/2''
Weight: 43g
