Description of Load cell - Electronic Weighing Scale Sensor
Quick Overview
The Load Cell is a transducer that converts force into an electrical signal, primarily used for weighing applications. This sensor can measure weight in a highly accurate and reliable manner, making it essential for commercial scales, industrial monitoring systems, and experimental setups within laboratories.
How It Works
The Load Cell contains a strain gauge that deforms when a force is applied. This deformation changes the electrical resistance of the strain gauge. The change in resistance is converted into an electrical signal, typically a voltage. This signal is then amplified and read by a microcontroller or other data acquisition systems to determine the weight of the object.
Technical Specification
- Operating Voltage: 5V to 10V DC
- Output Signal: Analog voltage or Digital (depending on model)
- Measurement Range: 0 to 200kg (varies by model)
- Accuracy: ±0.02% F.S (Full Scale)
- Operating Temperature: -20°C to +60°C
- Sensitivity: 1mV/V to 3mV/V (varies by model)
Key Features
- High Accuracy: Extremely precise with minimal error margin.
- Versatility: Suitable for a wide range of weighing applications.
- Low Power Consumption: Ideal for battery-operated setups.
- Robust Design: Generally constructed from corrosion-resistant materials like stainless steel or aluminum.
Application
- Commercial electronic scales for retail and food industries.
- Industrial monitoring systems for load measurement.
- Laboratory research requiring precise weight data.
- Educational STEM kits focusing on data acquisition and signal processing.
- Automation systems that require weight sorting or selection.
Summary
A Load Cell, commonly found in electronic weighing scales, is a sensor that measures the force or weight applied to it. It utilizes strain gauges to detect the deformation caused by the load, converting it into an electrical signal proportional to the weight. Load cells are vital components in various applications, including industrial weighing scales, automotive testing, and material testing machines, ensuring accurate weight measurements.
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