18Specifications1-1 General SpecificationsLCD display digits :6000 digit large scale LCD readout.Measuring rate : 5 times / sec.Overrange display :“OL” is displayed for “Ω” function,shows the real value for “A” and “V”function.Automatic power off time :Approximately 30 minutes afterpower on.Low battery indicator : is displayed. Replace the batterywhen the indicator appears in thedisplay.Power requirement : 9V battery.Battery type and life :ALKALINE PP3, 9V 250 hours.1-2 Environmental ConditionsIndoor Use.Calibration :One year calibration cycle.Operating temperature :0°C ~ 30°C (≦80% RH)30°C ~ 40°C (≦75% RH)40°C ~ 50°C (≦45%RH)Storage temperature :-20 to +60°C, 0 to 80% RH (batteriesnot fitted).Operating altitude : 2000m (6562 ft)Overvoltage category :IEC 61010-1 600V CAT.Ⅲ.CAT.Ⅲ equipment is designed toprotect against the transients in theequipment in fixed installations, suchas distribution panels, feeders andshort branch circuits and lightingsystems in large buildings.Conductor Size : 27mm diameter.Pollution degree : 2EMC : EN 61326-1Shock vibration :Sinusoidal vibration per MIL-T-28800E (5 ~ 55 Hz, 3g maximum).