Current Sensor | SCT-013-000 Split-Core Transformer | 100A 1V Output

This SCT-013-000 measures AC current without needing to cut wires. It’s a non-invasive AC current sensor. Its split-core design clamps around a live conductor. This makes it safe for projects like energy monitoring with an Arduino or ESP32. Features and Benefits - Split-core body - It installs in seconds. Just clip it over a power cable. No rewiring is needed. - Multiple current ranges - Models are available from 5A up to 100A. Pick one to match your measurement needs. - Standard 3.5mm jack connector - This provides a common way to connect to your project’s circuit board. - Two output types available - Choose a model with a current output (like 100A:50mA) or a voltage output (like 10A:1V). Pick what fits your design. Applications - Build a custom energy monitor to track whole-house electricity use. - Measure the load on AC motors. This helps predict when they need service. - Integrate it with smart home systems to watch appliance power usage. Common Sensing Methods A current sensor detects the flow of electrical current, converting it into a measurable output signal. How current sensors work varies depending on the technology used. This specific sensor, the SCT-013-000, is a Split Core Current Transformer designed for AC Current measurement. Understanding the different methods helps in selecting the right sensor for various applications, from monitoring power consumption to ensuring safety in electrical systems. Direct (Resistive) Sensing Direct sensing methods typically involve placing a resistive element, like a shunt resistor, directly in series with the circuit where current needs to be measured. The voltage drop across this resistor is then proportional to the current flowing through it. This method is generally accurate but introduces a small power dissipation in the circuit. For this product, a specific sensor, the SCT-013-000, is not a direct sensing type. Its dissipation power is standard. Indirect (Magnetic / Non-Contact) Sensing Indirect sensing, as used by the SCT-013-000 Split-Core Transformer, measures current without direct contact with the conductor. This specific sensor works by detecting the magnetic field generated by the current flowing through a wire. The split-core design allows for easy installation around existing conductors. This method is ideal for AC Current measurement, offering a 1V output and an accuracy of 1%. It supports current ratings from 5A up to 100A. Key Applications The SCT-013-000 Split-Core Transformer is suitable for a range of applications requiring AC Current measurement. Its 1V output and 100A current rating make it versatile for monitoring electrical loads in various settings. - Energy monitoring systems - Industrial automation - Overcurrent protection circuits - Power consumption analysis - Renewable energy installations