Mini Magnetic Liquid Water Flow Switch for Solar Water Heater

Mini Magnetic Liquid Water Flow Switch for Solar Water Heater  IntroductionFlow switch consists of magnetic core, rotating impeller, external casing and reed switch. Flow through the sensor activates the magnetic core to trigger switch action, with signal output.withstand hydraulic pressure≤0.35Mpa voltage ratingDC5V-24V  insulation resistance>100MΩ  precision10-132L/H flow pulseF=(18Q)+5% Q=L/minoutput pulse duty cycle50%±10%  max output pulse voltage>DC4.7V  min output pulse voltage