Features:

Model: YF-S201

Sensor Type: Hall effect

Working Voltage: 5 to 18V DC (min tested working voltage 4.5V)

Max current draw: 15mA @ 5V

Output Type: 5V TTL

Working Flow Rate: 1 to 30 Liters/Minute

Working Temperature range: -25 to +80℃

Working Humidity Range: 35%-80% RH

Accuracy: ±10%

Maximum water pressure: 2.0 MPa

Output duty cycle: 50% +-10%

Output rise time: 0.04us

Output fall time: 0.18us

Flow rate pulse characteristics: Frequency (Hz) = 7.5 * Flow rate (L/min)

Pulses per Liter: 450

Durability: minimum 300,000 cycles

Cable length: 15cm

1/2" nominal pipe connections, 0.78" outer diameter, 1/2" of thread