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Insulation Tester, Calibrated w/Data, Analogue / Digital Megohmmeter, 250V, 500V, 1kV, 999Mohm


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Megger MIT300 Series
Technical Datasheet:
MIT320-EN CAL D   Datasheet
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Analogue / Digital Megohmmeter

250V, 500V, 1kV








Megger MIT300 Series

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Technical Documents (1)

Product Overview

The MIT320-EN CAL D from Megger is a MIT300 series insulation and continuity tester with digital/analogue display. Large 20mm high characters provide very clear readout, combined with an analogue arc for the feel of an analogue instrument with a true analogue response. It has a rigid display cover folds right out of way during testing, locks down to protect display when it is finished. It is simple to use, hands free, both the display and the range selected can be read in the dark because it has a backlit display and range selection, safety interlock to prevents unsafe connection of test leads, live voltage warning, safety lockout and continuity check. It has applications in all aspects of domestic, commercial and industrial electrical contracting, building maintenance, testing, inspection and servicing. It meet the UK and international wiring regulations, including requirements of BS7671 and VDE 0413 parts 1 and 4, HD 384, IEC 364, NFC15-100, NEN3140, ES59009 and EN 61557.
  • Calibrated with data, nominal test voltage of 1000V, 500V, 250V (DC)
  • ±3%, ±2 digits up to 10Mohm, ±5% up to 100Mohm, ±30% up to full scale
  • 5V ±1V open circuit voltage, 205mA+10mA-5mA short circuit current, ±3% ±2digits accuracy (at 20°C)
  • Measuring range 0-2/20/200/2Kohm, open circuit voltage 1.5V +/-0.5V, 0 to 9ohm zero offset adjust
  • 10 ohm to 1Mohm resistance measuring range, 5V open circuit voltage, 1.5mA short circuit current
  • Default voltmeter >25V AC or DC is applied display will operate as a voltmeter
  • 8 x 1.5V cells IEC LR6 type(AA alkaline), rechargeable NiCd or NiMH cells may be used
  • Auto powerdown, switched test probe, IP54 weatherproof, accepts rechargeable batteries
  • Operating range of -10°C to +60°C, USB interface, live circuit warning, 1000 test result storage
  • Dimension of 203mm x 148mm x 78mm, weight of 980gms


Test & Measurement


MIT320 250V, 500V, 1000V insulation tester, Test lead set and crocodile clips, SP4F Switch probe.

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