Flow Meter | Electromagnetic Sensor | For Plumbing & Water Dispensers
This stainless steel Hall effect flow meter measures liquid flow rates precisely. As fluid moves through it, an internal rotor spins. A Hall effect sensor detects this rotation. It sends out a pulse s...
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Questions about this product
- How do I know which size to order? What do the DN sizes like DN15 and DN25 mean?
- The DN number refers to the nominal pipe diameter it's designed for. For example, DN15 fits a standard 1/2" pipe, DN20 is for 3/4", and DN25 is for a 1" pipe. To get an accurate reading, you should match the sensor's DN size to your pipework.
- What voltage does this need and what kind of signal does it output?
- This sensor runs on a DC voltage between 5V and 24V, drawing a maximum of 15mA. It outputs a digital pulse signal, where the frequency of the pulses is proportional to the fluid flow rate. You can read this signal with a microcontroller or a dedicated frequency counter.
- Can this measure the flow of hot water, and what's the maximum pressure it can take?
- Yes, it is suitable for hot water systems. The sensor can handle a maximum pressure of 1.75MPa, which is about 17.5 bar. The stainless steel body makes it fine for continuous use with hot water within that pressure limit.
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