Description ⚖️ HX711 Load Cell Weighing Sensor Module – 2 Channel 24-bit A/D Converter for Arduino & ESP32 Overview The HX711 Electronic Weighing Sensor Module is a 24-bit dual-channel precision A/D converter designed specifically for load-cell and strain-gauge applications such as electronic scales, pressure sensors, and force measurement systems.Equipped with an integrated programmable gain amplifier (PGA), selectable between 32, 64, and 128, it delivers exceptional sensitivity and accuracy while remaining cost-effective and easy to integrate. This compact module provides a simple digital serial interface, making it perfect for projects requiring high-resolution analog-to-digital conversion — including Arduino, ESP32, and Raspberry Pi setups. ⚙️ Key Features �� High precision 24-bit A/D converter (HX711 chip) �� Two selectable differential input channels (A & B) �� Selectable gain amplification: 32, 64, or 128 �� Built-in regulator for stable load-cell and analog power supply �� Selectable output rate: 10 SPS or 80 SPS �� Simultaneous 50 Hz and 60 Hz noise rejection �� Low current consumption: <1.5 mA (active), <1 µA (power down) �� Simple 2-wire serial interface — no programming required �� Ideal for load-cell, pressure, or force measurement projects �� Specifications Parameter Description Model HX711 Load Cell Amplifier Module Chipset HX711 (24-bit ADC) Input Channels 2 Differential (Channel A & Channel B) Selectable Gain 32 / 64 / 128 Output Data Rate 10 SPS or 80 SPS Operating Voltage 2.6 V – 5.5 V DC Operating Current <1.5 mA (typical) Power Down Current <1 µA Operating Temperature −40 °C to 85 °C Dimensions 25 × 15 mm Output Interface Digital Serial (DT & SCK) Compatibility Arduino, ESP32, ESP8266, Raspberry Pi, STM32, Load Cells, Pressure Sensors �� Applications ✅ DIY electronic scales and weight sensors✅ Force and pressure measurement systems✅ Robotics and automation sensing✅ Smart home weighing applications✅ IoT-based industrial load monitoring✅ Strain gauge and bridge sensor amplification �� Package Includes 1 × HX711 24-bit Weighing Sensor Amplifier Module 1 × Pin Header Set (unsoldered)
