Uni-Trend UT231 Spezifikationen

P/N: 41451518UT231Digital Power Clamp MeterOperating Manual

8Model UT231: OPERATING MANUALB.The Meter Back and Bottom Structure (see figure 2)1 Infrared Interface2 USB Communication Interfac

9Model UT231: OPERATING MANUALOperation PerformedAC Voltage (main display) + Frequency(secondary display)AC Current (main display) + AC Voltage(second

10Model UT231: OPERATING MANUALOperation PerformedButtonSAVEshown on the left secondary display keepon increasing. Press SAVE again to exit.The maxim

11Model UT231: OPERATING MANUALDisplay Symbols (see figure 3)Figure 31 2 3 4 5 6789101112131415161718192021222324MeaningData hold is activeData Output

12Model UT231: OPERATING MANUALMeaningMinimum readingAnalogue Bar GraphOverloadingRulerMaximum readingTemperature symbolCalibration symbolIndicator fo

13Model UT231: OPERATING MANUALFigure 4Measurement OperationPress and hold POWER for one second to turn theMeter on. The default range is the last me

14Model UT231: OPERATING MANUALWhen the voltage input is higher than 30V, thedisplay shows to warn you to take extra careof safety.When the input

15Model UT231: OPERATING MANUALB. AC Current (main display) + AC Voltage (secondary display) Measurement (see figure 5)Figure 5The AC current range

16Model UT231: OPERATING MANUALC. Active Power (main display) + Phase Angle (secondary display) Measurement (see figure 6)Figure 6starts recording

17Model UT231: OPERATING MANUALThe active power ranges are:40A, 100A, 400A and 1000AThe phase angle ranges are: 0° ~360°WarningTo avoid damages to the

Model UT231OPERATING MANUAL

Figure 718Model UT231: OPERATING MANUALD. Apparent Power (main display) + Reactive Power (secondary display) Measurement (see figure 7)BrackRedTo a

Figure 8Model UT231: OPERATING MANUAL19starts recording the maximum apparent powervalue.Press MAX/MIN again, the LCD displays MIN, itstarts recording

Model UT231: OPERATING MANUAL20To avoid damages to the Meter or harms to you, doyou measure higher than AC voltage 600V rms andAC current 1000A rms.Wa

21Model UT231: OPERATING MANUALF. Active Energy (main display) + Time (secondary display) Measurement (see figure 9)Figure 9BrackRedWarningTo avoid

22Model UT231: OPERATING MANUALtime are locked, but still continuous accumulatemeasuring time.After read the data, press HOLD again tocontinous measur

Model UT231: OPERATING MANUALG. Temperature (main display) and Temperature (secondary display) Measurement (see figure 10)Figure 1023K ty

Model UT231: OPERATING MANUAL24True RMS Measurement and Average ValueMeasurementThe True RMS measurement method can measureaccurately the effective va

Three Phases Four Wires and Three PhasesThree Wires Measurement Method25Model UT231: OPERATING MANUALThe Model UT231 digital power clamp meter canmeas

26Model UT231: OPERATING MANUALSpecificationsA. General SpecificationsMaximum Voltage between any Terminals andgrounding: Refer to different range in

Model UT231: OPERATING MANUAL27Accurate SpecificationsAccuracy: (a% reading + b digits), guarantee for 1 year.Operating temperature: 23 5Operating hu

TABLE OF CONTENTSTITLE PAGEModel UT231: OPERATING MANUAL1Over

Model UT231: OPERATING MANUAL28C. AC Current (True RMS)Range40A100A400A1000AResolution0.1A1AAccuracy(2%+5)Allowable Maximum overload protectioncurrent

29Model UT231: OPERATING MANUALE. Apparent Power (VA = V x A)Voltage Range15V0.60kVA1.50kVA6.00kVA15.00kVA100V4.00kVA10.00kVA40.00kVA100.0kVA300V12.00

30Model UT231: OPERATING MANUALF. Reactive Power (Var = V x A x SIN Φ)Voltage Range15V0.60kVar1.50kVar6.00kVar15.00kVar100V4.00kVar10.00kVar40.00kVar1

Model UT231: OPERATING MANUAL31G. Power Factor (PF = W / VA)Range0.3~1(capacitive or inductive)0.3~1(capacitive or inductive)Accuracy 0.022Resolutio

Model UT231: OPERATING MANUAL32I. Active Energy (kWh)Range1~9999kWhAccuracy(3%+2)Resolution0.001kWhRemarks:Allowable maximum overload protection volta

MAINTENANCE33Model UT231: OPERATING MANUALThis section provides basic maintenance informationincluding battery replacement instruction.WarningDo not a

Figure 1134Model UT231: OPERATING MANUALB. Replacing the Battery (see figure 11)WarningTo avoid false readings, which could lead to possibleelectric s

Model UT231: OPERATING MANUAL35This operating manual is subject to change without notice.*END*

Model UT231: OPERATING MANUAL36Copyright 2007 Uni-Trend Group Limited.All rights reserved.Manufacturer:Uni-Trend Technology (Dongguan) LimitedDong Fan

2252626262727272828293031313232333334Model UT231: OPERATING MANUALTABLE OF CONTENTSTITLE

3Model UT231: OPERATING MANUALThis Operating Manual covers information on safetyand cautions. Please read the relevant informationcarefully and observ

4Model UT231: OPERATING MANUALSafety InformationThis Meter complies with the standards IEC61010: inpollution degree 2, overvoltage category (CAT. III

5Model UT231: OPERATING MANUALWhen measurement has been completed,disconnect the connection between the testleads and the circuit under test, remove t

6Model UT231: OPERATING MANUALThe Meter StructureA. The Meter Face View (see figure 1)Figure 1Brack RedInternational Electrical SymbolsAC (Alternating

7Model UT231: OPERATING MANUAL12345678Transformer Jaw: designed to pick up the ACand DC current flowing through the conductor.It could transfer curren