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Metrel MI 3121

Ex VAT: £390.00
RRP: £468.00
VAT: £78.00
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The Metrel MI3121 Smartec Insulation/Continuity Tester is designed for the verification, maintenance and periodic testing of electrical installations, PE conductors, main and supplementary PE connections, troubleshooting and insulation resistance. Utilised in control, signal and telecommunication networks and is suitable on CAT IV installations.


Measuring Functions

  • Insulation resistance with DC voltage from 50 V to 1000 V;
  • Continuity of PE conductors with 200 mA test current with polarity change;
  • Continuity of PE conductors with 7 mA test current without RCD tripping;
  • TRMS voltage and frequency.

Other features

  • Wide range of insulation test voltages from 50V to 1000V, measuring range to 30Gohms;
  • Automatic polarity reversal on continuity test;
  • Analogue and digital LCD display;
  • PASS/FAIL evaluation of results;
  • Two level memory structure when saving test results and parameters;
  • Voltage and Frequency measurements;
  • Built-in charger and rechargeable batteries as standard accessory;
  • Compatible with Eurolink PRO Plus PC SW package;
  • Magnetic holder providing hands free operation.


Package Contents

  • Instrument Smartec Insulation/Continuity;
  • Soft hand strap;
  • Test lead, 2 x 1.5 m;
  • Test probe, 2 pcs (black, red);
  • Crocodile clip, 2 pcs (black, red);
  • Power supply adapter + 6 NiMH rechargeable batteries, size AA;
  • Short instruction manual;
  • Instruction manual on CD;
  • Handbook on CD;
  • Calibration certificate.



TitleFile typeSizeFile
PC Software ZIP 61.8 MB Download


Technical data

Dimensions (w x h x l): 140 x 230 x 80 mm

Mass (without accessories): 0.85 kg

Download files

TitleFile typeSizeFile
Manual pdf 57 KB Download
Datasheet pdf 37 KB Download
Datasheet PC SW EuroLink PRO pdf 91 KB Download

Note! Subject to technical change without notice.

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