The IVC-222HPII handheld calibrator is a low-cost, general-purpose current and voltage source that serves engineering and manufacturing test and process controls applications. Features include 0.015% of reading accuracy; four ranges of 20 mV, 2V, 20V and 24 mA; intuitive, easy-to-use controls; an RS-232 interface for remote computer control; a built-in 24V supply that can drive 4 to 20 mA loops over 1000?; and a rugged, lightweight handheld case. The unit is powered by alkaline or rechargeable batteries or an optional ac adapter for bench duty.