Description
Product Overview
The Gravity Analog Turbidity Sensor is a reliable water quality monitoring tool designed for use with Arduino, ESP32, STM32, and Raspberry Pi platforms. It measures turbidity levels from 0 to 4000NTU with a fast response time of less than 500ms, making it suitable for real-time water quality analysis. The sensor features dual signal output — analog (0-4.5V) and digital (High/Low) — allowing flexible integration into various projects. Built for durability and ease of use, it is ideal for environmental science, wastewater treatment, and sediment transport research.
Usage
This sensor is perfect for field applications such as river and stream monitoring, wastewater effluent testing, and laboratory water quality control. It is also suitable for educational projects and DIY environmental monitoring setups. The sensor is designed for use in controlled environments and should not be fully submerged. Place the small round head of the probe into the water for accurate readings.
Why Choose Us
This sensor is manufactured by DFROBOT, a trusted brand in electronics and sensor components. It offers consistent performance, easy integration with popular microcontrollers, and detailed tutorials for setup and calibration. The sensor’s compact size and dual output modes make it versatile for various applications. Additionally, DFROBOT provides reliable customer support and documentation to ensure smooth implementation.
Key Features
- Fast and accurate turbidity measurement from 0-4000NTU with response time under 500ms
- Compatible with Arduino, ESP32, STM32, and Raspberry Pi platforms (ADC required)
- Dual signal output: Analog (0-4.5V) and Digital (High/Low) for flexible integration
- Compact and lightweight design (5.47 x 3.98 x 1.73 inches, 0.63 oz) for easy handling
- Comprehensive tutorials and customer support from DFROBOT for seamless setup and troubleshooting
FAQ
Can this sensor be used with Raspberry Pi?
Yes, this sensor is compatible with Raspberry Pi when used with an analog-to-digital converter (ADC) module. It supports both analog and digital output modes for flexible integration.
What is the measurement range of this sensor?
The sensor measures turbidity levels from 0 to 4000NTU, making it suitable for a wide range of water quality applications including wastewater, rivers, and laboratory testing.
How fast is the response time?
The sensor has a fast response time of less than 500ms, allowing for real-time water quality monitoring in dynamic environments.
Is the sensor waterproof?
The sensor is not fully waterproof. The small round head of the probe should be placed into the water for measurement, but the top of the probe is not waterproof. Avoid submerging the entire sensor.
Where can I find tutorials for this sensor?
You can find comprehensive tutorials and setup guides on the official DFRobot website. These resources include code examples, wiring diagrams, and calibration instructions to help you get started quickly.






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