Additel 220 loop calibrator is a highly integrated instrument featuring several patented technologies, the calibrator is an ultra-compact, rugged, and best of all, easy to use hand-held device that will source, simulate and measure loop current, mV/V, loop integrity, and also perform switch testing. Its smart phone-like menu and interface makes it simple and easy to use. The 220 is ideal for calibrating, maintaining, and troubleshooting various loop devices in the field.

• Measure and source loop current, mV and V
• Data Statistics and analysis
• Data logging
• “As Cal” on-site calibration tools
• 3 year warranty