UNI-T UT39E Especificaciones

TABLE OF CONTENTSTITLE PAGEOverviewUnpacking InspectionSafety InformationRules For Safe OperationInternational Electrical Symbo

If the value of current to be measured is unknown,use the maximum measurement position (20A) and20A terminal, and reduce the range step by step untila

11To measure current, do the following:1. Turn off power to the circuit. Discharge all high-voltagecapacitors.2. Insert the red test lead into the

E. Measuring Resistance (see figure 5)WarningTo avoid damages to the Meter or to the devicesunder test, disconnect circuit power and dischargeall the

F. Measuring Diodes & ContinuityWarningTo avoid damage to the Meter or to the equipmentunder test, disconnect circuit power and dischargeall high-

Testing for ContinuityTo test for continuity, connect the Meter as below:1. Insert the red test lead into VΩ terminal and the black test lead into

To measure frequency, connect the Meter as follows:1. Insert the red test lead into the VΩ terminal and the black test lead into the COM terminal.2

For testing the capacitor with polarity, connect the redtest lead to anode & black test lead to cathodeWhen the tested capacitor is shorted or the

17Sleep ModeTo preserve battery life, the Meter automatically turns offif you do not turn the rotary switch or press any buttonfor around 15 minutes

Accuracy SpecificationsAccuracy: (a% reading + b digits), guarantee for 1 year.Operating temperature: 230C 50C.Relative humidity:<75%.Temperatur

19Remark:llllAt 20A Range: For continuous measurement 10seconds and interval not less than 15 minutesMeasurement voltage drop: Full range at 200mV.

OverviewWarningTo avoid electric shock or personal injury, read the“Safety Information” and “Rules for SafetyOperation” carefully before using the Met

F. Diodes and Continuity TestFunctionDiodeContinuityBuzzerRangeResolution0.1mV0.1ΩInput Protection250V rmsRemarkOpen circuitvoltageapprox.2.8VApprox.

MaintenanceWarningDo not attempt to repair or service your Meter unlessyou are qualified to do so and have the relevantcalibration, performance test,

To replace battery:1. Disconnect the connection between the testing leads and the circuit under test, and remove the testing leads away from the

7. Install ONLY replacement fuses with the identical type and specification as follows and make sure the fuse is fixed firmly in the bracket.0.3

Manufacturer: UNI-TREND TECHNOLOGY(DONG GUAN)LIMITEDAddress: Dong Fang Da Dao, Bei Shan Dong Fang Industrial Development District, Hu Me

3Safety InformationThis Meter complies with the standards IEC61010: inpollution degree 2, overvoltage category (CAT. I 1000V,CAT. II 600V) and doubl

The rotary switch should be placed in the rightposition and no any changeover of range shall bemade during measurement is conducted to preventdamage o

International Electrical SymbolsDeficiency of Built-In BatteryAC (Alternating Current)AC or DCDouble InsulatedWarning. Refer to the Operating ManualCo

Functional ButtonsBelow table indicated for information about the functionalbutton operationsButtonPOWER(Yellow Button)HOLD(Blue Button)Operation Perf

Measurement OperationMake sure the Sleep Mode is not on if you found thereis no display on the LCD after turning on the Meter.Make sure the Low Batter

If the value of voltage to be measured is unknown,use the maximum measurement position (1000V) andreduce the range step by step until a satisfactoryre

9The LCD displays “1” indicating the existing selectedrange is overloaded, it is required to select a higherrange in order to obtain a correct readi