Uni-Trend UT10A Specifications

Table of Contents (1)Table of ContentsTitle PageOverviewUnpacking InspectionSafety Informa

The Meter StructureThe Meter Structure (see figure 1)1. LCD Display2. SELECT Button3. RELATIVE Mode Button4. DATA HOLD Button5. Hz/DUTY Button6. Rotar

Functional ButtonsFunctional ButtonsBelow table indicated for information about the functional button operationsButton Operation Perfo

Measurement Operation(1)Measurement OperationMake sure the Sleep Mode is not on if you found there is no display on the LCDafter turning on the Meter.

Measurement Operation(2)A. DC Voltage Measurement (see figure 2)( figure 2)Red Black13Model UT10A: OPERATING MANUAL

Measurement Operation (3)To measure DC voltage, connect the Meter as follows:1. Set the rotary switch to DCV range.2. Connect the test leads acro

Measurement Operation (4)B. AC Voltage Measurement (see figure 2 with dotted line)WarningTo avoid harms to you or damages to the Meter from electric s

Measurement Operation (5)C. Measuring Resistance (see figure 3)( figure 3)Red BlackHz/Duty16Model UT10A: OPERATING MANUAL

Measurement Operation(6)WarningTo avoid damages to the Meter or to the devices under test, disconnect circuitpower and discharge all the high-voltage

For high resistance (>1MΩ), it is normal taking several seconds to obtain a stablereading.When there is no input, for example in open circuit condi

D. Frequency and Duty Cycle Measurement (see figure 3 with dotted line)WarningTo avoid harm to you or damages to the Meter, do not attempt to measurev

Table of Contents (2)Title PageSleep ModeGeneral SpecificationsAccuracy Specifications

E. Measuring Diodes & Continuity (see figure 3 with dotted line)WarningTo avoid damage to the Meter or to the equipment under test, disconnectcirc

NoteIn a circuit, a good diode should still produce a forward voltage drop reading of0.5V to 0.8V; however; the reverse voltage drop reading can vary

NoteWhen continuity testing has been completed, disconnect the connection betweenthe testing leads and the circuit under test.Measurement Operation(11

F. Capacitance Measurement (see figure 3 with dotted line)WarningTo avoid damage to the Meter or to the equipment under test, disconnect thetested cir

NoteFor testing the capacitor with polarity, connect the red test lead to anode & blacktest lead to cathodeFor measuring capacitance higher than 1

Sleep ModeSleep Mode25Model UT10A: OPERATING MANUALTo preserve battery life, the Meter automatically turns off if you do not turn the rotaryswitch or

General SpecificationsMaximum voltage between any Terminals and Grounding: 300V rms or 300DCVRange: Auto ranging.Maximum Display: 3999. (3 3/4 digit

Accuracy Specifications(1)Accuracy Specifications27Model UT10A: OPERATING MANUALAccuracy: (a% reading + b digits), guarantee for 1 year.Operating tem

A. DC VoltageRange Resolution Accuracy Overload Protection RemarksInput Impedance: 10MΩ400mV4V40V300V0.1mV1mV10mV100mV(0.8%+3)(0.8%+1)300V DC300V AC.

Range Resolution Accuracy Overload Protection RemarksInput Impedance: 10MΩ.Frequency response:40Hz~400Hz.Display effective value ofsine wave (mean val

OverviewOverviewWarningTo avoid electric shock or personal injury, read the “Safety Information” and“Rules for Safety Operation” carefully before usin

Range Resolution Accuracy Overload Protection RemarksOpen circuit voltage:approx. 0.45V400Ω4kΩ40kΩ400kΩ4MΩ40MΩ0.1Ω1Ω10Ω100Ω1kΩ10kΩ(1.2%+2)(1%+2)250V A

Range Resolution Accuracy Overload Protection RemarksThe inputted voltageis sine waveWhen 10Hz ~10kHz: 1V rmsWhen 10kHz~100kHz:

Range Resolution Overload Protection RemarksPress Hz/DUTY button at ACV orDCV range to select Duty Cyclemeasurement mode.Reading is only for

Range Resolution Accuracy Overload Protection RemarksReading is only for reference4nF40nF400nF4µF40µF200µF0.001nF0.01nF0.1nF0.001µF0.01µF0.1µF(4%+3)25

Maintenance(1)MaintenanceWarningDo not attempt to repair or service your Meter unless you are qualified to doso and have the relevant calibration, per

Maintenance(2)A. General ServicePeriodically wipe the case with damp cloth and mild detergent. Do not usechemical solvent.To clean the terminals with

Maintenance(3)B. Replacing the Battery (see figure 4)(figure 4)SCREW36Model UT10A: OPERATING MANUAL

Maintenance(4)WarningTo avoid false readings, which could lead to possible electric shock or personalinjury, replace the battery as soon as the batter

Copyright 2004 Uni-Trend International Limited.All rights reserved.Manufacturer: UNI-TREND TECHNOLOGY(DONG GUAN)LIMITEDAddress: Dong Fang Da Dao, B

Unpacking InspectionUnpacking InspectionOpen the package case and take out the Meter. Check the following items carefullyto see any missing or damage

Safety InformationSafety InformationThis Meter complies with the standards IEC61010: in pollution degree 2, overvoltagecategory (CAT. II 300V) and dou

Rules For Safe Operation (1)Rules For Safe OperationWarningTo avoid possible electric shock or personal injury, and to avoid possibledamage to the Met

Rules For Safe Operation (2)7Model UT10A: OPERATING MANUALWhen the Meter working at an effective voltage over 60V in DC or 30V rmsin AC, special care

Rules For Safe Operation (3)When servicing the Meter, use only the same model number or identicalelectrical specifications replacement parts.The inter

International Electrical SymbolsInternational Electrical SymbolsDeficiency of Built-In BatteryAC (Alternating Current)CapacitanceDouble InsulatedWarni