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DFRobot

DFRobot Gravity Liquid Flow Sensor G1/2

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DF Robot Modules for everyday users

The DFRobot Gravity Liquid Flow Sensor G1/2 by DFRobot is a mid-range df robot modules designed for everyday users. It features Working water pressure(MPa): ≤1.2 and Operating Voltage (VDC): 3.5 to 24.

₹2,874
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Total: ₹2,874
Buying tip: A quality investment for dependable performance and premium build quality.
Estimated delivery: 24 Aug7 Sept
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Quick Specs

Working water pressure(MPa): ≤1.2
Operating Voltage (VDC): 3.5 to 24
Operating Current (mA): ≤10mA (DC5V)
Output Type: NPN pulse signal
Pipe Diameter: G1/2
Thread Diameter (mm): Inner: 10mm, Outer: 20.5mm

Ideal For

Electronics projectsArduino / Raspberry Pi buildsPrototyping
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SKU: robu-1356254Category: DF Robot Modules

About This Product

The DFRobot Gravity Liquid Flow Sensor G1/2 by DFRobot is a mid-range df robot modules designed for everyday users. It delivers reliable performance at an accessible price.

Key Specifications

  • Working water pressure(MPa): ≤1.2
  • Operating Voltage (VDC): 3.5 to 24 — works with standard household power
  • Operating Current (mA): ≤10mA (DC5V)
  • Output Type: NPN pulse signal
  • Pipe Diameter: G1/2
  • Thread Diameter (mm): Inner: 10mm, Outer: 20.5mm
  • Thread Length: 29mm
  • Flow Rate (L/H): 30-1200L/H

Why Buy from Elecvora?

Elecvora sources this product directly, cutting out multiple middlemen. Every order includes free shipping, a 15-day return policy, and secure payment via Razorpay.

This Gravity: Liquid Flow Sensor is designed based on the electromagnetic principle. It adopts an O-ring rubber seal and uses silicone sealant at the outlet end to ensure good waterproofness. Also, it embraces high anti-electromagnetic interference and anti-vibration capabilities, offering reliable performance and long service life. The sensor can be used with microcontrollers like ARDUINO UNO to measure the flow of liquids with high concentration and low viscosity like water, diesel, engine oil, milk, paint, detergent, honey, etc. (no impurity in liquid) Use this flow sensor to measure the rate of the flow of liquids. The sensor has a digital interface which makes it simple and easy to connect it to a microcontroller, Arduino, or Raspberry Pi. It requires no extra circuit to start measuring the liquid flow rate. The sensor will have to be attached in the liquid line whose flow is to be measured. A pinwheel inside the sensor moves as the liquid flows through the sensor.


Features:

  1. Gravity interface, easy to wire
  2. The wide voltage of 3.5~24V
  3. Measure the flow of the high-concentration but low-viscosity liquid
  4. RoHS compliant

Package Includes:

1 x DFRobot Gravity Liquid Flow Sensor (G1/2)

Setup Guide

1
Identify the pins
Locate VCC (power), GND (ground), and data pins (SDA/SCL for I2C, MOSI/MISO for SPI, or TX/RX for UART). Refer to the pinout diagram on the product page.
2
Wire to your microcontroller
Connect VCC to 3.3V or 5V (check the module spec), GND to GND, and data pins to the appropriate GPIO pins on your Arduino or Raspberry Pi.
3
Install libraries
In Arduino IDE, go to Sketch → Include Library → Manage Libraries and search for the sensor library. Install the recommended version.
4
Upload example sketch
Open File → Examples → [library name] → Basic Example. Upload to your board and open Serial Monitor to view output.
5
Calibrate if needed
Some sensors (temperature, humidity, distance) may need a short warm-up period or calibration. Run the calibration sketch if provided.