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YF S201C Water Flow sensor

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YF S201C Water Flow sensor overview

YF S201C Water flow sensor is a simple sensor for measuring the flow of liquids. YF S201C Consists of a pinwheel that has a magnet and Hall sensors. By counting the pulses of a hanging fan, in a simple way, you can measure the flow of liquids. With this method, the electronic part of the sensor has no contact with water. Water flow sensors are installed at the water source or pipes to measure the rate of flow of water and calculate the amount of water flowing through the pipe. This is a 1/2" inch size water flow sensor made by rotor assembly and the Hall sensor. Can be fixed with a 1/2" pipe and mounted at the inlet end of the heater, for detecting a water flow, when the flow of water through the rotor assembly and the speed of rotation of the rotor with a magnetic flow change, a pulse signal corresponding to the Hall sensor output, the feedback to the controller, the control is to determine the size of the water flow regulation. 

Key specifications

Signal type
NPN square frequency
Voltage supply
less than 24VDC, current use 15mA (can not be over 10ma when 5VDC)
Size
54(Length)*25(1/2”) mm
Withstand pressure
1.75Mpa, temperature, and humanity range: ≤80℃ and 35%~90%RH

Datasheet

1909111105-hi-link-hlk-pm24-c399250-1.pdf
Format PDFSize 880 KBLanguage EN
Third-party / unverified source

YF S201C Water Flow sensor features

  • The Appearance of this product is light and flexible, small in size, and easy to install
  • The impeller with stainless steel beads inside is always worn.
  • Seal Using the upper and lower force structure will never leak.
  • Hall elements were imported from Germany, and encapsulated with potting, To prevent water, never aging.
  • All raw materials are in line with ROSH testing standards
  • Very rigid plastic, quality is good.
  • The impeller has an embedded metal ball against the wearable
  • The sealed side can prevent water leakage into the circuit.
  • High-quality internal hall sensor, glue sealed against wearable
  • Red VCC, black GND, yellow frequency signal type

YF S201C Water Flow sensor pinout

NameDescription
RedSupply voltage from 5 V to approximately 24 V
BlackGround
YellowPulse output signal

YF S201C Water Flow sensor datasheet PDF preview

PDF · 880 KB

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