UNI-T UT202A Spécifications Page 1

UT202A Operating Manual1 2 2 3 4 6 7 8101111121314151719191920202021212122232323Title PageContentsOverviewUnpacking InspectionSafety Informa

109UT202A Operating ManualDisplay Symbols (see gure 2)(gure 2)Number Meaning 1 Indicator for AC voltage or current 2 Indicato

1211UT202A Operating ManualMeasurement Operation A. DC Voltage Measurement (see gure 3) WarningTo avoid harms to you or damages to the Meter f

1211UT202A Operating ManualNote:When DC voltage measurement has been completed, disconnect the connection between the testing leads and the cir

1413UT202A Operating ManualNote:When AC voltage measurement has been completed, disconnect the connection between the testing leads and the cir

1413UT202A Operating ManualD. Testing Diodes (see gure 6) WarningTo avoid damages to the Meter or to the devices under test, disconn

1615UT202A Operating ManualNote:● To remove the objects being tested from the circuit when measuring can obtain a more accurate result. ●

1615UT202A Operating ManualΩ(gure 7)2. Set the rotary switch to and press SELECT button to select measurement mode.3.

1817UT202A Operating ManualF. AC Current Measurement (see gure 8) WarningTo avoid electric shock, never measure current while the test lea

1817UT202A Operating Manual(gure 8)

2019UT202A Operating ManualSpecicationsA. General Specications● Display: 3 1/2 digits LCD display, Maximum display 1999● Auto Polarity D

2UT202A Operating ManualOverviewThis Operating Manual covers information on safety and cautions. Please read the relevant information carefull

2019UT202A Operating ManualAccurate Specications Accuracy: ±(a% reading + b digits), guarantee for 1 year.Operating temperature: 23℃±5℃Relative hu

2221UT202A Operating ManualC. Resistance: Auto ranging Range Resolution Accuracy 200.0Ω 100mΩ ±(1.2%+2) 2.000kΩ 1Ω

2221UT202A Operating ManualF. AC Current: Auto ranging Range Resolution Accuracy 20.00A 0.01A ±(2.0%+5) 200

2423UT202A Operating ManualMaintenance This section provides basic maintenance information including battery replacement instruction.

2423UT202A Operating Manualreplace the battery as soon as the battery indicator “ ” appears.Make sure the transformer jaw and the

43Safety InformationThi s Met er c omplies w it h the s tandards IEC61010: in pollution degree 2, overvoltage category (CATII 600V, CAT III

Rules for Safe Operation WarningTo avoid possible electric shock or personal injury, and to avoid possible damage to the Meter or to

65are not closed to avoid electric shock.● Do not input higher than 600V between the Meter’s terminals and the grounding to avoid electric sho

take out the battery when not using for a long time.● Constantly check the battery as it may leak when it has been using for some time, replac

87UT202A Operating ManualThe Meter Structure (see gure 1)1. Input Terminals2. LCD Display3. Functional Buttons 4. Rotary Switch5. Trigger: press

Functional Buttons and auto power off 1. HOLDPress HOLD to enter and exit hold mode. Press and hold HOLD button while turning on the Meter, auto

every rotary switch positions. Below table describe which functional buttons can be used on which rotary switch positions Rotary