All the functionality of the standard PSC-4010 with the ability to source/measure 50 milliamps Simple, straight forward, Intuitive user interface Easy to learn yet powerful 3 Key Martel Menu System New ClearBrite™ Graphic Display New streamlined case design Reads and simulates process control signals voltage, current, and frequency Multiple input/output ranges for current, frequency, and voltage modes Built-in 24 VDC source for powering two wire transmitters Accuracy ± 0.015% of reading Supplied in full rubber boot, Optional carrying case available Includes NIST Certificate with calibration data Each Unit Includes NIST Certificate