Additel 209/210 Series Loop Calibrator

Additel 209/210 Series Loop Calibrator is a handheld process loop calibrator designed to measure, source, and simulate loop current while also measuring DC voltage and switch status. The ADT209 variant offers 0.03% of reading accuracy, includes auto step and auto ramp functions, displays mA and % span simultaneously, and provides a built-in 24 V loop supply with HART 250Ω resistor support for process loop troubleshooting.