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DFRobot

DFRobot Gravity Phosphine PH3 Gas Sensor (Calibrated) - I2C & UART

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DF Robot Modules for premium buyers

The DFRobot Gravity Phosphine PH3 Gas Sensor (Calibrated) - I2C & UART by DFRobot is a premium df robot modules designed for premium buyers. It features Operating Voltage (V): 3.3 to 5.5 and Detection Gas: CO, O2, NH3, H2S, NO2, HCL, H2, PH3, SO2, O3, CL2, HF.

₹25,922
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Total: ₹25,922
Buying tip: A top-tier option — the best features and quality available in this category.
Estimated delivery: 17 Aug31 Aug
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Quick Specs

Operating Voltage (V): 3.3 to 5.5
Detection Gas: CO, O2, NH3, H2S, NO2, HCL, H2, PH3, SO2, O3, CL2, HF
Working Current (mA): <5
Signal Output: I2C, UART output (0~3V), analog voltage
Operating Temperature (°C): -20 to 50
Operating humidity: 15 to 90%RH

Ideal For

Electronics projectsArduino / Raspberry Pi buildsPrototyping
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SKU: robu-1210002Category: DF Robot Modules

About This Product

The DFRobot Gravity Phosphine PH3 Gas Sensor (Calibrated) - I2C & UART by DFRobot is a premium df robot modules designed for premium buyers. It delivers reliable performance at an accessible price.

Key Specifications

  • Operating Voltage (V): 3.3 to 5.5 — works with standard household power
  • Detection Gas: CO, O2, NH3, H2S, NO2, HCL, H2, PH3, SO2, O3, CL2, HF
  • Working Current (mA): <5
  • Signal Output: I2C, UART output (0~3V), analog voltage — works with standard household power
  • Operating Temperature (°C): -20 to 50
  • Operating humidity: 15 to 90%RH
  • Storage Humidity: 15 to 90%RH (non-condensing). — plenty of room for files, apps, and media
  • Life Cycle: >2 years

Why Buy from Pricio?

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

DFRobot Gravity Phosphine PH3 Gas Sensor Calibrated I2C & UART Output for Arduino & Raspberry detects phosphine concentration and supports three output modes: analog, I2C, and UART  ( universal asynchronous receiver-transmitter, Functions of the UART: Converts parallel data into serial data for outbound communications. Converts serial data into parallel data for inbound communications. Adds a parity checking bit on outbound transmissions and checks the parity bit for inbound transmissions.). The probe has been calibrated at the factory, which can quickly and accurately measure the concentration of phosphine in the environment which can quickly and accurately measure the concentration of oxygen in the environment. Can be widely applied to fields like portable devices, air quality monitoring devices, industries, mines, warehouses, and other spaces where the air is not easy to circulate. The probe adopts the electrochemical principle, has the characteristics of strong anti-interference ability, high stability, high sensitivity, etc., and the service life is as long as two years. The sensor has 32 modifiable I2C addresses, an integrated temperature compensation algorithm, and a threshold alarm function, It has good compatibility with mainstream main control devices such as Arduino, ESP32, and Raspberry Pi. The easy-to-use Gravity interface, coupled with our sample code, can quickly build an oxygen concentration detector.


Useful Link:

https://wiki.dfrobot.com/SKU_SEN0465toSEN0476_Gravity_Gas_Sensor_Calibrated_I2C_UART


Applications:

  1. Industrial phosphine detection.
  2. Mining phosphine detection.
  3. Environmental protection device.

Features:

  1. Factory-calibrated, accurate measurement.
  2. High sensitivity, low power consumption.
  3. Excellent stability and anti-interference.
  4. Three output modes: I2C, UART, and analog.
  5. Long service life(2 years).
  6. Compatible with 3.3~5.5V main controllers.
  7. 32 modifiable I2C addresses.
  8. Reverse connection protection.
  9. Temperature compensation.
  10. Threshold alarm.

Package Includes:

1 x DFRobot Gravity Phosphine PH3 Gas Sensor Calibrated I2C & UART Output for Arduino & Raspberry

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.