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DFRobot Gravity HF Sensor (Calibrated) – I2C, UART and analog

28,544.00

This is a sensor that detects hydrogen fluoride concentration and supports three output modes: analog, I2C, and UART. The probe has been calibrated at the factory, which can quickly and accurately measure the concentration of hydrogen fluoride in the environment. Can be widely used in the detection of hydrogen fluoride in industrial and environmental protection fields.

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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 pie.
Features
Factory calibrated, accurate measurement
High sensitivity, low power consumption
Excellent stability and anti-interference
Three output modes: I2C, UART and analog
Long service life(2 years)
Compatible with 3.3~5.5V main controllers
32 modifiable I2C addresses
Reverse connection protection
Temperature compensation
Threshold alarm
It use I2C, UART and analog communication protocol to make smooth commutation between sensor and micro-controller.
Specification

Detection Gas Hydrogen fluoride (HF)
Detection range 0~10ppm
Working Voltage 3.3~5.5V DC
Working Current <5mA
Working Temperature Range (°C) -20 to 50
Working Humidity Range 15~90%RH (non-condensing)
Storage Temperature -20~50℃
Storage Humidity 15~90%RH (non-condensing)
Lifespan >2 years (in the air)
Adapter Plate Size 37 x 32mm

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