UNI-T UT212 Specifiche

Table of ContentsOverviewUnpacking InspectionSafety InformationRules For Safe OperationInternational Electrical SymbolsThe Meter StructureFunctional B

The Meter Structure (see figure 1)(figure 1)1. Transformer Jaws designed to pick up the AC current flowing through the conductor.2. LCD Display.3.

Display Symbols (see figure 2)(figure 2)Number Symbol MeaningSTANDBY ---No. XXSAVE“ “12345Auto power off is onStandby indicatorThe n

Number Symbol MeaningACDCOL,k ,M6789Indicator for AC Voltage.Indicator for DC VoltageIndicator for overloadingVolts. The unit of vol

Measurement OperationThe LCD displays full icon while turning on the Meter, then the Meter will carry outself-check process, it will take around 2 sec

Full auto measurement modeTo measure DC and AC voltage, connect the Meter as follows:1. Insert the red test lead into the V terminal and the black tes

Note:When DC and AC voltage measurement has been completed, disconnect theconnection between the testing leads and the circuit under test, and remove

B. AC Current Measurement (See figure 4)LNa bfigure 4correct incorrectTo measure current, do the following:1. Check the lever is in good condition.2.

C. Measuring Resistance (see figure 5)red black figure 5WarningTo avoid damages to the Meter or to the devicesunder test, disconnect circuit power an

Note The test leads can add 0.1 to 0.2 of error to resistance measurement. To obtain precision readings in low-resistance measurement, it is nece

D. Using Save, Read and Clear Features1. Under any measurement mode, press SAVE button to enter save mode. The LCD displays “SAVE No.” to indicate

B. AC Voltage C. AC Current D. ResistanceMaintenance A. General Service B. Replacing the BatteryTitle Page232425262627Model UT212: OPE

E. Sleep Mode1. Under the standby mode, to preserve battery life, the Meter automatically enters into sleep mode you do not press any button or carr

Range: Auto Polarity Display: Auto Measurement Speed: Updates 2-3 times/second. Below 1V/m electrostatic discharge: Accur

Accuracy SpecificationsAccuracy: ( a% reading + b digits) , guarantee for 1 year.Operating temperature: 23 5 .Relative humidity: 75%.A. DC Volta

B. AC VoltageRange Resolution Accuracy RemarksOverloadProtection4V40V400V1mV10mV100mV(1.2%+5)(1.5%+5)60V

C. AC CurrentRange Resolution Accuracy Remarks0.4A input current 20A: (3.0%+8)>20A: (2.0%+8)

D. ResistanceRange Resolution Accuracy Overload Protection4k40k400k4M20M600Vp4001101001k10k0.1 (1.2%+2) + test l

MaintenanceThis section provides basic maintenance information including battery replacementinstruction.WarningDo not attempt to repair or service you

B. Replacing the Battery (See t)WarningTo avoid false readings, which couldlead to possible electric shock orpersonal injury, replace the battery asso

** END **This operating manual is subject to change without notice.To replace the battery:1. Turn the meter power off and remove all the connections f

Model UT212: OPERATING MANUAL29

OverviewWarningThis Operating Manual covers information on safety and cautions. Please read therelevant information carefully and observe all the Warn

Copyright 2005 Uni-Trend Group Limited.All rights reserved.Manufacturer:Uni-Trend Technology (Dongguan) LimitedDong Fang Da DaoBei Shan Dong Fang Indu

Unpacking InspectionOpen the package case and take out the Meter. Check the following items carefullyto see any missing or damaged part:Item Descript

Safety InformationThis Meter complies with the standards IEC61010: in pollution degree 2, overvoltagecategory (CAT. II 600V / CAT III 300V) and double

A Note identifies the information that user should pay attention on.International electrical symbols used on the Meter and in this Operating Manual ar

WarningRules For Safe OperationTo avoid possible electric shock or personal injury, and to avoid possibledamage to the Meter or to the equipment under

Disconnect circuit power and discharge all high-voltage capacitors before testing resistance. Replace the battery as soon as the battery indica

International Electrical Symbols Do not use or store the Meter in an environment of high temperature, humidity, explosive, inflammable and strong