The LT308-S7 is a current transducer manufactured by LEM. It is designed for the electronic measurement of DC, AC, pulsed currents, and complex waveforms with galvanic isolation between the primary and secondary circuits. This transducer provides accurate and reliable current measurement in various industrial applications.

Applications

• Power monitoring and control systems: Used to monitor and control current levels in power distribution networks.
• Variable speed drives: Employed in motor control applications to measure motor current for precise speed and torque regulation.
• Uninterruptible Power Supplies (UPS): Used to monitor battery charging and discharging currents, as well as inverter output current.
• Welding equipment: Provides accurate current feedback for controlling welding parameters.
• Solar inverters: Measures DC current from solar panels and AC current output from the inverter.

Features

• Closed-loop (compensated) current transducer: Provides high accuracy and linearity.
• Galvanic isolation between primary and secondary circuits: Ensures safety and prevents ground loops.
• Unipolar power supply: Simplifies power supply requirements.
• Compact design: Suitable for applications with limited space.
• Excellent accuracy: Provides precise current measurement.
• High linearity: Ensures accurate measurement over a wide current range.
• Fast response time: Allows for real-time current monitoring.

Benefits

• Improved system performance: Accurate current measurement enables precise control and optimization of industrial processes.
• Enhanced safety: Galvanic isolation protects equipment and personnel from electrical hazards.
• Reduced energy consumption: Precise monitoring and control of current can lead to energy savings.
• Increased reliability: Robust design ensures reliable operation in harsh environments.
• Simplified system design: Compact design and unipolar power supply simplify integration into existing systems.

Additional Details

The LT308-S7 typically operates with a single +5V power supply. The output signal is a current proportional to the primary current. It has a specific measuring range that should be considered for the application. The operating temperature range is typically from -10°C to +85°C. Detailed specifications regarding accuracy, linearity, and response time can be found in the product datasheet available from LEM.