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Icel Manaus MG-3120 Operation Manual

Digital insulation resistance tester

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MG-3120
Digital Insulation Resistance T ester
OPERATION MANUAL

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Summary of Contents for Icel Manaus MG-3120

  • Page 1 MG-3120 Digital Insulation Resistance T ester OPERATION MANUAL...
  • Page 2: Table Of Contents

    Contents General Introduction ……………… ………………2 Safety Rules ……… …………………………………2 Performance Features … ………………………… …3 Specification ……… … ……………………………… 4 Operation Schematic View … ………………………5 Operation Instruction …… ……………………………6 Maintenance … ………… ……………………………9 Accessories …… … ………… ……………………… 9 Warning This user manual includes warning and safety specifications, which shall be strictly followed to ensure safety.
  • Page 3: General Introduction

    , it has made fundamental changes to the circuit industry of conventional insulation resistance . Aided by the nice and fashionable design, MG-3120 have more and stronger functions , are easier to use and more reliable .
  • Page 4: Performance Features

    10. Do not test in infl ammable environment since spark may lead to explosion. 11. Stop using the instrument in case any metal is exposed because the shell or test wire is broken when the test is in process. 12. Be sure that the test wire has been removed from the test terminal and the function range selection switch is in the OFF position when you remove the rear cover to replace battery.
  • Page 5: Specification

    Relative humidity<80% Storage temperature: -10C ~50C Relative humidity<80% IV. Specification Accuracy: (%reading+digit) the warranty is one year Environment temperature: 23 ℃±5℃ Relative humidity: <75% Insulation Resistance Model MG-3120 Testing 100/ 250/500/1000/2500/ 5000V Volatge of the test voltage Out Voltage 90%-110% Range 0.1 MΩ-200 GΩ...
  • Page 6: Operation Schematic View

    V. Operation Schematic View INSULATION PHASE Test L3/ G M A X 7 0 0 V AC V 1 0 9 LCD display Insulation resistance measurement high voltage LED indicator Data holding switch Test button Backlight indicator switch Function switch LINE input terminal (Insulation) 10.
  • Page 7: Operation Instruction

    VI. Operation Instruction Safety Precautions ① Be careful of the high voltage shock. When the insulation resistance test is over, be sure to confi rm the high voltage on the object under test has been discharged. ② Do not touch the object under test when the test is in process in case you should get electrical shock.
  • Page 8 Test of Insulation Resistance. ① Connection of Test Terminals Insert the red test lead into the L socket of the instrument and the plug of the black test lead with flat crocodile clamp into the E socket of the instrument. ②...
  • Page 9 object under test before you remove the test wire , to prevent the residual charges discharge and harm people.
  • Page 10: Maintenance

    VII. Maintenance This instrument is a precision electronic instrument, be sure to maintain it well. Do not apply the instrument to any AC/DC voltage. Do not use the instrument when the rear cover of the instrument is in place. To replace battery, remove the probe and power off the instrument fi...