Kyoritsu 3023 User Manual

Instruction manualINSULATION - CONTINUITY TESTERKEW 3021 3022 3023KYORITSU ELECTRICAL INSTRUMENTSWORKS,LTD.

―8―４．Instrument layout①③⑤⑦⑨⑪⑬⑮⑰⑲21○Test buttonENTER keyDOWN keyComp keySafety keyLIVE LEDProbe socketLine probeStandard prod (MODEL8072)Probe connecto

5-1 Test lead connectionInsert the Probe connector into the Probe socket on the instrumentcorrectly as shown below.5-2 Checks on Test lead and

6-1 Voltage measurement (Mains disconnection check)(1) Connect the Earth probe to the earth of the circuit under test andLine probe to the other side.

―11―Note:¡Some circuits have an unstable insulation resistance, which causesthe reading to vary during measurement.¡The instrument may generate a

―12―(5) Set the Range selector switch to the OFF position and disconnectthe test leads from the instrument after measurement.<Auto discharge funct

(6) Set the Range selector switch to the OFF position, and disconnectthe probes from the instrument.DANGER¡Never touch the circuit under test immediat

―14―6-5 Measurement of resistance (Continuity check)DANGER¡Do not apply voltage to the resistance range. Always test the circuitor equipment to ensu

Releasing:(1) Set the Range selector switch to theΩ(Continuity) position.(2) Open the test leads: LINE (red) and EARTH (black).(3) Press the Zero Ω AD

7-1 Comparator functionSet a reference resistance value at the insulation resistance range.The measured value is compared to the pre-set refer

―17―7-2 Memory (save) functionMeasured insulation resistance can be saved to the internal memoryup to 99 data.Saving method:(1) Measure the insulation

Contents1．Safety warnings ……………………………………………………１2．Features ……………………………………………………………３3．Specification ………………………………………………………４4．Instrument layout …………………………

DANGER¡Never open the Battery cover during a measurement.Disposethe used batteries according to the rules, which is defined byeach community.W

9-1 Case lidCase lid can be fit under the Housing case while making measurement.(1) Unhook and open the Case lid.(2) Turn it 180 degrees.Put the Case

―20―9-4 Adaptors for the Earth cord and replacement1. AdaptorsMODEL7131: Safety alligator clipConnected to the Earth terminal of the Earth terminal bo

―21―Cleaning Meter cover¡When cleaning the instrument, wipe it with a silicon cloth or softcloth to remove dust or dirt.¡When it is hard to remove the

DISTRIBUTORKYORITSU ELECTRICALINSTRUMENTSWORKS, LTD.No.5-20, Nakane 2−chome,Meguro-ku,Tokyo, 152-0031 JapanPhone:81−3−3723−0131 Fax:81−3−3723−0152URL:

１．Safety warnings○ This instrument has been designed, manufactured and testedaccording to IEC 61010-1: Safety requirements for ElectronicMeasuring app

WARNING¡Never attempt to make any measurement if any abnormalconditions, such as a broken case or exposed metal parts arepresent on the instrument an

―3―２．FeaturesKEW3021/ 3022/ 3023 are four-range digital insulation resistancetesters for testing low-voltage installation below 600V.Resistancemeasure

―4―¡Applicable standardsIEC 61557IEC 61010-1 Measurement CAT.III 600V Pollution degree2(Location for use: altitude 2000m or less)IEC 61010-031IEC 6052

―5―Nominal voltageAuto RangeOpen circuitvoltageShort circuit currentNominal testcurrent1steffectivemeasurement rangeCenter scale rangeAccuracy2ndeffec

<Number of measurement >Possible number of measurement within the "BATTERY.GOOD"range.(Measure 5 sec., and take pause for 25 sec.)Temp

―7―Pickle type prodMODELContinuity rangeInsulationresistanceAC voltage3021 / 3023AC600VAll ranges:AC1200VAC720V3022AC600VAll ranges :AC600VAC720VAuto-