... for measurement and operation. MCH-8817/MCH-8817AMeasurement ParameterL/Q, C/D, R/Q, |Z|/Q, |Z|/DTest Frequency100Hz, 120Hz, 200Hz, 1kHz, ... .00001pF~99999µF|Z|, R 0.0001Ω~99999MΩD, Q 0.00001~999999Test SpeedFast, Medium, SlowEquivalent CircuitSeries, ParallelRangingAuto, ... , RS-232C(Option)Operating Ambient10ºC ~30 ºC, ≤80%RH for precise measurement0ºC ~40 ºC, ≤90%RH for normal usage ...