DC5V Water Heater Flow Sensor 1/2" High Precision Water Flowmeter Hall Sensor Pulse Signal Line

Specification◎ Model: YF-B1 / YF-B2 / YF-B3◎ Output Signal: NPN Pulse Signal(If you need PLC, please contact customer service first)◎ Size: G1/2"◎ Voltage: 5VDC◎ Flow Rate: 1-25L/min◎ Pulse: f=(11*Q) Q=L/min◎ Pressure: <1.75MPa◎ Operating Temperature: ≤80℃◎ Operating Humidity: 35% ~ 90% RH◎ Ambient Temperature: -20℃ ~ 80℃◎ Environmental Humidity: 25% ~ 95% RH Note◎ Wiring: Red (IN) positive, Black (GND) negative pole, Yellow (OUT) signal output. Feature◎ High precision;◎ Not easy to leak; Application◎ Water heater;◎ Drinking fountain;