Features • Lightweight & Compact Design: This sensor meter is easy to install in any setup, making it for both DIY projects and professional applications • Stainless Steel Shaft: The internal impeller features a wear-resistant stainless steel shaft, ensuring long-lasting performance even in demanding conditions • Leak-Proof Mechanical : The innovative ring design withstands pressure from all directions, providing reliable without the risk of leaks • Water-Resistant Hall Effect Sensor: Encapsulated with glue, the high-quality sensor effectively prevents water ingress, ensuring accurate readings and durability • High Precision & Stability: Designed for rates of 1-30L/min, this meter guarantees dependable performance and longevity for various applications Features: 1、This sensor meter is lightweight, small and easy to install 2、The internal impeller has stainless steel shaft which is quite wear-resistant 3、 ring uses mechanical structure that stressed from up and down directions and will not leak 4、The sensor has Hall effect element and is encapsulated with glue, preventing from water entering 5、It is a great sensor of high precision, long service life and stable performance Specification: Description: Water sensor is mainly composed of plastic valve, water rotor subassembly and hall sensor.It is mounted on water heater inlet and used to meter water . When water goes through rotor subassembly, magnetic rotor rotates and rotating speed changes with the . Hall sensor outputs corresponding pulse signal as feedback to controller and controller judges water amount and adjusts . Features: This sensor meter is lightweight, small and easy to install. The internal impeller has stainless steel shaft which is quite wear-resistant. ring uses mechanical structure that stressed from up and down directions and will not leak. The sensor has Hall effect element and is encapsulated with glue, preventing from water entering. It is a great sensor of high precision, long service life and stable performance. Specification: Working Range: 1~30L/min Water Pressure: ≤1.75MPa Pipe Thread: G1/2 (DN15) Thread Outer Diameter: Approx. 2cm Output Waveform: Square wave Size: 6.1*3.4cm/2.4*1.3in Wiring: Red: IN+ Yellow: OUT (signal output) Black: GND- Note: 1, Forbidden to severe impact and chemical erosion. 2, Forbidden to throw or collision. 3, Water detection should be same as the arrow on sensor. 4, Water temperature should not be more than 120℃. Package Package List