... Max 40000 4.224*172*59mm 5.auto range I.Multi-Function Process CalibratorII.Brief Introduction1. Measure V, mA, Ω, ... frequency, high resolution, voltage and current is scale up in 0 to 99 steps, and output echelon voltage ... functions, show and control in double display5. 32 function keys and numeric keys, setup and modify source ... + 100.1% + 100.05Hz0.5Hz2Hz0.3% + 1°C Multi-Function Process Calibrator