DN40 – 1.5” Water Flow Sensor


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Function: For the sense of the water flow rate on the following equipments: Thermostatic water heater, water purifier, water dispenser, smart card equipment, coffee machine etc. Calculation Formula :f=(0.2*Q) Q=L/Min


1. When magnetic material is close with the sensor, its characteristics may vary.

2. In order to avoid particle debris, the sensor must be installed after a filter.

3. The flow sensor installation has to avoid strong vibration and shaking of the environment, so as not to affect the sensor’s measurement accuracy.


Out of stock


1. Food grade POM (polyformaldehyde) material, environmental friendly material, small, flexible and functional.

2. Intubation design of inlet and outlet pipe, easy connection and operation;

3. Imported Hall IC from Japan, stable and reliable;

4. Range: 5-150L/min;

5. working voltage: DC4.5-12V;

6. rated voltage: DC5V;

7. Output voltage(rated: DC 5V); High level 4.5V and above; low level 0.5V and below

8. Pulse output duty cycle: 50+-10%

9. Insulation resistance: 100M Ohm and above;

10. Tightness: Seal up all the holes, and inflate with 0.8MPa water, after 1 minute, no leakage and deformation;

11. -20-80 centigrade;

12. Hydrostatic pressure: <= 1.75MPa meet Package List: 1 x DN40 flow sensor

SKU: SEN64 Category:

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