UNI-T UT211 Specifiche

Table of ContentsTitle PageOverviewUnpacking InspectionSafety InformationRules For Safe OperationInternational Electrical SymbolsThe Meter StructureFu

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 MeaningHz / %HOLD“ “ACDC12345Frequency and duty cycle measurementData hold is

Number Symbol MeaningOLAuto,k ,M6789Indicator for overloadingThe Meter is in the auto range mode in which theMeter automatically sele

Measurement OperationThe LCD displays full icon while turning on the Meter, then the Meter will enter toresistance testing mode, the LCD display “OL”.

To measure DC and AC voltage, connect the Meter as follows:1. Insert the red test lead into the V terminal and the black test lead into the COM ter

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 ne

D. Frequency and Duty Cycle MeasurementFrequency MeasurementPress Hz% one time when measuring AC voltage, the LCD display will switch tofrequency mea

During voltage, frequency and duty cycle measurementPress HOLD when the Meter is under voltage, frequency and duty cycle measurementmode, the measur

Title Page B. AC Voltage C. AC Current D. Resistance E. Frequency F. Duty CycleMaintenance A. General Service B. Replacing

Maximum Voltage between any Terminals and Grounding: Refer to different range input protection

Altitude: Operating: 2000 m. Storage: 10000 m. Battery Type: One piece of 9V (NEDA1604 or 6F22 or 006P). Ba

Accuracy SpecificationsA. DC VoltageRange Resolution Accuracy RemarksOverloadProtection4V40V400V1mV10mV1

B. AC VoltageRange Resolution Accuracy RemarksOverloadProtection4V40V400V1mV10mV100mV(1.2%+5)(1.5%+5)600

Range Resolution Accuracy Overload Protection4k40k400k4M40M600Vp4001101001k10k0.1 (1.2%+2) + test lead shortcirc

E. FrequencyRange Resolution Accuracy Overload Protection1kHz 1Hz

MaintenanceThis section provides basic maintenance information including battery replacement instruction.WarningDo not attempt to repair or service yo

B. Replacing the Battery (See figure 6)WarningTo avoid false readings, which couldlead to possible electric shock orpersonal injury, replace the batte

** 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 UT211: 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 indicator

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