Hall Effect Flow Sensor with RoHS, Ah002

Small flow detection solutionAH-002A is made of food grade material, and it can be worked under 100º C water temperature.
AH-002B is made of environmentally friendly materials, and it can be worked under 85º C water temperature.Wide operating voltage range.
Stable square wave signal
No external circuit.
No need customer to install a magnetic fieldRegular appliction:
Water dispensing machine, coffee machine etc small appliances flow amount and flow rate detection.
Outline:
Straight-through Hall Flow Sensor AH-002A/B is based on Hall effect element, simple to use, the output signal is square wave, it's accurate and reliable, the user can use it by connecting it as per the operating instruction. Digital circuit and MCU can be easy to use. AH-002A is wholly made of food grade environmentally friendly materials, the safety can be ensured when it works in the boiling water.Connection mode:Red: Power supply VCC
Black: Ground GND
Yellow: Signal output OUT
Electrical ParameterTyp.Min.Max.UnitVCC4.53.512VICC3.5310mAVHVCC-0.2VCC-0.5VCCVVL0.100.5VOperating Temp.20-45POM 85
PBT 100ºCStorage Tempt.20-45100ºCElectrostatic protection2000-4000V
Note: only enclosure and impeller and potting material contact with flow liquid.
Main Material menuAH-002AAH-002BEnclosure(3pcs)PBTPOMImpeller(1pcs)PBTPOMImpeller magnet potting materialgreen epoxy resingreen epoxy resinmagnetHigh-temperature Nd-Fe-BN35PCBEpoxy resin boardEpoxy resin boardCentre shaft304, stainless steel304, stainless steelFlow Parameter ( L/min )Flow meter Accuracy 2%Inlet caliber Start flow4.2mm>1