3REE YF-S201 Water Flow Sensor | YFS201 Water Flowmeter Electronic Components Electronic Hobby Kit

HiLetgo G1/2" Water Flow Hall Sensor Switch 1-30L/min 1.75MPa Flow Meter Flowmeter Counter Water Flow Sensor Frequency: F=7.5 * Q (L / Min) error: ± 2% voltage :3.5-24VDC, current can not exceed 10mA, 450 output pulses/liters, F=onstant * units of flow (L / min) * time (seconds) Flow range:1-30L/min Working voltage range:DC 5-24 V Maximum operating current: 15 mA (DC 5V) Load capacity:?10 mA(DC 5V) Operating Temp:?80? Pperating humidity range: 35%~90%RH Allowing pressure: pressure 1.75Mpa Storage Temperature:-25-80? External threads: 1/2" Application: Water heaters, credit card machines, water vending machine, flow measurement device!