KYORITSU KEW 3022 User Manual

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２．Features
KEW3021/3022/3023arefour-rangedigitalinsulationresistance
testersfortestinglow-voltageinstallationbelow600V.Resistance
measurementwithaudibleContinuitycheckfunctionisalsoavailable.
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Designedtofollowingsafetystandards:
IEC61010-1(CAT.III600VPollutiondegree2)
IEC61010-031(Requirementsforhand-heldprobes)
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Smallandlightweight.
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Auto-dischargefunction
Wheninsulationresistancelikeacapacitiveloadismeasured,electric
charges storedincapacitivecircuits are automatically discharged
aftermeasuring. Dischargecan bechecked withthe LED&
markonLCD.
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Tworesistance ranges: 40Ω and400Ω (2-range auto)arealso
available.Buzzersoundswhenameasuredcurrentexceeds
200mA.
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Thisinstrumenthas0Ω ADJ.functiontonulltheresistanceoftest
leadorfuseatresistancemeasurement.
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Measuredvalueisheldforabout5sec.afterinsulation/resistance
measurementoftheTestbuttonisreleased.
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Backlightfunctiontofacilitateworkatnightordimlylitlocations.
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Bar-graphtoindicatemeasuredresults
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Max.99datacanbesavedtotheinternalmemoryattheinsulation
resistancerange.
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Visible andaudiblewarning( or isindicated and buzzer
sounds)whenthemeasuredinsulationresistanceexceedsthepre-
setvalue.
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Livecircuitwarningindication,LEDandbuzzer.
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TheSafetykeymustbekeptpresseddowntoselect500Vor1000V
range. Otherwise,neither500Vor1000Vrangecanbeselected.
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Auto-powerofffunction
Topreventtheinstrumentbeing leftpowered onandconserve
batterypower, theinstrumentautomatically turnsoff approx. 15
min.afterthelastswitchoperation.
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The markflickerswhenthebatteryvoltagedropstothelower
limit.
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Testleads with remote controlswitch(voltage won't beoutputted
whenthetestleadisnotconnected.)
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Robusthousingcase
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Neckstrapforbothhand'soperation
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User-changeabletestprod

KYORITSU KEW 3022 Specifications

General

Brand	KYORITSU
Model	KEW 3022
Category	Test Equipment
Language	English