Lutron CC-420 Current Calibrator

The Lutron CC-420 is a compact and high-precision current calibrator designed to generate and measure 4 to 20 mA signals for testing and calibrating process control systems. It features a dual-function mode: sourcing current to simulate transmitters or measuring current in current loops. With a large backlit LCD display and easy dial control, the CC-420 is an essential tool for instrumentation technicians, engineers, and maintenance professionals working in industrial automation and calibration environments.