HX711 Dual-Channel 24 Bit Precision A/D Converter | Load Cell Amplifier

The HX711 load cell amplifier 24 Bit Precision A/D Weight Pressure Sensor is a Load Cell Amplifier breakout board, specifically designed as an analog-to-digital converter for weigh scale applications. This load cell sensor is used to easily read load cells, amplify, convert, and measure weight with great precision. By integrating the HX711 module with your microcontroller, you can monitor the changes in load sensor resistance, and after some calibrating load cells, you will achieve precise weight measurements. This device is perfect for building industrial scales and load cell types for implementing process control or simple presence detection systems. With a two-wire interface (Clock and Data), connecting to any microcontroller's GPIO pins is simplified. The sensor module is notable for its high precision and reliability, making it suitable for applications requiring accurate weight measurement with a precision weight measurement module.

Key Features - HX711 load cell amplifier

• Dual-Channel Precision, suitable for various load cell types.
• 24 Bit A/D Conversion for precise measurements.
• Two selectable differential input channels facilitate flexibility in design.
• On-chip active low noise PGA with selectable gain of 32, 64, and 128, perfect for calibrating load cells.
• No programming needed; simple digital control and serial interface works seamlessly with load cell arduino projects.
• Fully integrated 24-bit A/D converter for robust performance.
• On-chip Oscillator enhances performance in load cell amplifiers.
• Power-on-Reset Feature ensures reliable startup in any load sensor device.
• Low Noise PGA for maintaining signal integrity as needed in load cell and amplifier systems.
• Selectable Gain Options adaptable to various strain gauge load cell uses.
• High precision, low power consumption suitable for strain gauge load cell sensor applications.
• Onboard regulator provides stable operation across a range of conditions, essential for a load cell amp.

Applications

The HX711 Dual-Channel Weight Pressure Sensor amplifier is commonly used in scenarios requiring precision weight measurement, such as in industrial scales and weighbridge load cell systems. Its dual-channel configuration allows for simultaneous measurements, making it ideal for projects involving multiple load cells, such as a hydraulic load cell setup. For instance, it can be implemented in a digital weighbridge to improve accuracy, supported by precision weight measurement modules, by eliminating manual errors in weighing vehicles. Additionally, it is suitable for load measurement, force measurement devices, and pressure sensing applications like pneumatic load cell systems.

Technical Specifications

How to Use

To effectively use the HX711 Dual-Channel Weight Pressure Sensor, connect the load cell to the HX711 sensor using the input channels. Ensure you connect the respective wires of your load cell to the module according to the color codes: Red to VCC, Black to GND, White to Signal+, and Green to Signal-. Hook up the VCC and GND pins to your microcontroller's power supply. Connect the Data and Clock (DT and SCK) lines to digital I/O pins for data communication. Utilize HX711 libraries available online to simplify reading the data through the GPIO interface by following a typical Arduino or Raspberry Pi guide. Convert the raw data to meaningful weight units for display or processing in a load cell arduino setup. This process is facilitated by using a load sensor arduino configuration.

Package Includes

• 1 x Weighing Sensor Dual-Channel 24 Bit Precision A/D weight Pressure Sensor with HX711 module

Additional Resources

Videos Tutorial

Watch our video tutorials to learn more about using the HX711 with a load cell and amplifier setup.