working principle:
The flow sensor consists of a housing and a Hall element that, when the liquid passes through the sensor, drives the internal rotor to rotate, outputting a pulse signal.
Features:
The working principle is simple and the reliability is high.
Technical Parameters:
Product model: MR168 Product name: Water flow sensor
Rated voltage: DC=5V Maximum operating current 15mA (DC 5V)
No. Inspection item Standard requirements Remarks
1 Appearance The product identification is clear and accurate and meets the requirements.
2 water pressure resistance ≤ 1.75MPa
3 working voltage range DC5V-24V optional
4 insulation resistance >100MΩ
5 Accuracy (2-30L/min) ±10%
6 Flow pulse characteristics F=(7.5Q-3) Q=L/min
7 Output pulse high level >DC4.7V (input voltage DC5V)
8 Output pulse low level 9 Output pulse duty cycle 50%±10%
10 body material nylon fiberglass