Rajguru Electronics (I) Private Limited
Rajguru Electronics (I) Private Limited
Lamington Road, Mumbai, Maharashtra
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Water Flow Hall Sensor

We are a leading Wholesale Trader of yf-g1 dn25 1inch water flow sensor, yf-s403 3/4" water flow hall sensor, yf-s402 g1/4" pvc water flow sensor, flowmeter / counter wh yf-s401 pvc water flow hall sensor, dn40 industrial water flow sensor 1.5 and yf-s201 1/2" water flow hall sensor from Mumbai, India.

YF-G1 DN25 1inch Water Flow Sensor

YF-G1 DN25 1inch Water Flow Sensor
  • YF-G1 DN25 1inch Water Flow Sensor
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Approx. Price: Rs 675 / Number

Product Details:

Minimum Working VoltageDC 4.5V
Working VoltageDC 5V~18V
Flow Rate Range 2~100L/min
Accuracy +/- 3%
Connector typeG1
Dimensions 4.49 in x 2.8 in x 1.93 in (11.4 cm x 7.1 cm x 4.9 cm)
Tube diameter1 inch

Water flow sensor consists of a plastic valve body, a water rotor, and a hall-effect sensor. When water flows through the rotor, rotor rolls. Its speed changes with different rate of flow. The hall-effect sensor outputs the corresponding pulse signal. This one is suitable to detect flow in water dispenser or coffee machine.

Features:
  • Compact, Easy to Install
  • High Sealing Performance
  • High Quality Hall Effect Sensor
  • RoHS Compliant
Specifications
  • Mini. Working Voltage: DC 4.5V
  • Working Voltage: DC 5V~18V
  • Flow Rate Range: 2~100L/min
  • Water pressure resistance: = >2MPa
  • Operating Temperature: = -20~85C
  • Insulation resistance: = >100MΩ
  • Characteristics of Flow pulse: f=(4.8*Q) Q=L/Min
  • Accuracy: ±3%
  • Connector type: G1
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YF-S403 3/4" Water Flow Hall Sensor

YF-S403 3/4 Water Flow Hall Sensor
  • YF-S403 3/4 Water Flow Hall Sensor
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Approx. Price: Rs 450 / Number

Product Details:

Lowest rated working voltageDC 4.5 5V - 24V.
Maximum Operating Current15 mA (DC 5V)
Working voltage rangeDC 5 - 18V
Allow Pressure1.75Mpa
Storage temperature-25 to + 80 deg c
Flow range1-30L / min
External thread3/4 inch
Output interface diameterCa. Outside 26mm, inside 12mm, 14mm.

Water flow sensor is mainly consists of plastic valve body, rotor assembly and hall current sensor. It is installed in the hot water inlet end for detecting water flow. When water through the flow rotor assembly, magnetic rotor will rotate and Speed will change as the flow change. Hall current sensor output corresponding pulse signal and feedback to controller, then the controller will control the flow. Can be used for water heaters, credit card machines, water vending machine, flow measurement device.



Features:

  • Light weight, small size, easy to install.
  • Inlaid with stainless steel impeller shaft, durable wearable.
  • Seal ring with the upper and lower force structure never leaks.
  • Non-violent shock, and chemical erosion.
  • Non-throwing or hitting.
  • Mounted vertically, should not exceed 5 degrees inclination.
  • Temperature of medium should not exceed 120 ℃.


Wire Connections:

  • Red: Positive(+)
  • Yellow: Signal output.
  • Black: Negative(-)


Specifications:

  • The lowest rated working voltage: DC 4.5 5V - 24V.
  • Maximum Operating Current: 15 mA (DC 5V).
  • Working voltage range: DC 5 - 18V.
  • Load capacity: ≤ 10 mA (DC 5V).
  • Working temperature: ≤ 80 ℃
  • Working humidity range: 35%-90% RH (no frost)
  • Allow Pressure: 1.75Mpa
  • Storage temperature: -25 - + 80 ° c
  • Save Humidity: 25% - 95% RH
  • Flow range: 1-30L / min
  • External thread: 3/4 "
  • Size: Approx 6.2 * 3.5 * 4.1 cm
  • Output interface diameter: Ca. Outside 26mm, inside 12mm, 14mm.
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YF-S402 G1/4" PVC Water Flow Sensor

YF-S402 G1/4 PVC Water Flow Sensor
  • YF-S402 G1/4 PVC Water Flow Sensor
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Approx. Price: Rs 250 / Piece
Product features
  • Lightweight, Small in size, Easy to install;
  • With stainless steel axis in the wheel, abrasion resistant; Sealing ring design to prevent water leaks; Compliant with RoHS standard
  • Suitable for water heater, POS terminal, automatic water dispenser etc.
  • Installation direction: Vertical (inclination should not exceed 5 degrees)

Product description
  • Minimum rated working voltage: DC 5~24V;
  • Max. working current: 15mA (DC 5V);
  • Working voltage range: DC 5~18V;
  • Load capability: <= 10mA (DC 5V);
  • Working temperature: <= 80'C;
  • Humidity range: 35%~90%RH (no frost);
  • Water pressure: <1.75Mpa;
  • Storage temperature: -25~80'C; Storage humidity: 25~95%RH;
  • Flow range: 1~5L/min'; Frequency: 4380 pulse for 1L through the sensor
  • Dimensions: 2.28 in x 1.38 in x 1.06 in (5.8 cm x 3.5 cm x 2.7 cm)
  • Thread Size : G1/4"
  • Weight: 1.02 oz (29 g)


Packing List 1 x Flow meter (17cm-cable)

Product details
  • Product Dimensions: 2.3 x 1.4 x 1.1 inches ; 1 ounces
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Flowmeter / Counter Wh YF-S401 PVC Water Flow Hall Sensor

Flowmeter / Counter Wh YF-S401 PVC Water Flow Hall Sensor
  • Flowmeter / Counter Wh YF-S401 PVC Water Flow Hall Sensor
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Approx. Price: Rs 250 / Number

Min rated working voltage: DC 5V~24V; Max. working current: 15mA (DC 5V); Working voltage range: DC 5~18V; Load capability: <=10mA (DC 5V); Working temperature: <=80'C; Humidity range: 35~90% RH; Water pressure: <1.75Mpa; Storage temperature: -25'C~80'C; Storage humidity: 25%~95% RH; Measuring range: 1~5L/min

General
ModelYF-S401
Quantity1 piece
Form ColorWhite
MaterialPVC
Specification
English Manual / SpecYes
Other Features
Other FeaturesSuitable for water heater, automatic water dispenser, etc.
CertificationLightweight, small, easy to install; With stainless steel axis in the wheel, abrasion resistant; Sealing ring would never leak water; All material meets RoHS standard
Dimensions Weight
Dimensions2.28 in x 1.38 in x 1.06 in (5.8 cm x 3.5 cm x 2.7 cm)
Weight0.88 oz (25 g)
Packing List
1 x Water flow sensor (14cm-cable)
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DN40 Industrial Water Flow Sensor 1.5

DN40 Industrial Water Flow Sensor 1.5
  • DN40 Industrial Water Flow Sensor 1.5
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Approx. Price: Rs 950 / Number

Rated voltage DC = 5V

  • Appearance of product identification clear, accurate to meet the requirements in line
  • Hydrostatic pressure> 1.75MPa meet
  • Operating voltage range DC5 ~ 24V comply
  • Insulation resistance> 100M> 100M
  • Accuracy in 1 ~ 120L / MIN  ± 2% in line
  • Flow pulse characteristics F = (0.45 * Q) Q = L / Min meet
  • Low temperature test at -20'C temperature placed after 72h, at room temperature for 1h, the first measurement accuracy within ± 5% value in line
  • High-temperature test temperature at 85'C placed after 72h, at room temperature for 1h, the first measurement accuracy within ± 5% value
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YF-S201 1/2" Water Flow Hall Sensor

YF-S201 1/2 Water Flow Hall Sensor
  • YF-S201 1/2 Water Flow Hall Sensor
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Approx. Price: Rs 250 / Piece

Product Details:

Lowest rated working voltageDC4.5 5V-24V
Maximum operating current15 mA (DC: 5V)
TemperatureLess than 80 deg C
Operating humidity range35%~90%RH (no frost)
Allowed pressurePressure 1.75mpa
External threads1/2"

Water flow sensor can be used to measure the flow of liquids, i.e. the consumption of liquids in industrial or domestic usage. For example you can make a robotic cocktail dispensing machine, and can use this sensors to accurately measure components like Soda, Water, etc. Water flow sensor consists of a plastic valve body, a water rotor, and a hall-effect sensor. When water flows through the rotor, rotor rolls. Its speed changes with different rate of flow. The hall-effect sensor outputs the corresponding pulse Signal.

Connection details:

  • Red wire is 5V
  • Black wire is GND
  • White wire is PWM signal output

Description:

  • Lowest rated working voltage: DC4.5 5V-24V
  • Maximum operating current: 15 mA (DC: 5V)
  • Working voltage range: DC 5~18V
  • Load capacity: ≤ 10 mA (DC 5V)
  • Temperature: ≤ 80 ℃
  • Operating humidity range: 35%~90%RH (no frost)
  • Allowed pressure: pressure 1.75Mpa
  • Temperature: -25~ 80 °C
  • External threads: 1/2"
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