Extech MG320 CAT IV Insulation Tester/True RMS Multimeter

 

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The Extech MG320 CAT IV Insulation Tester/True RMS Multimeter combines a portable 20GΩ/1000V Insulation Tester with a True RMS MultiMeter.

Insulation tester includes PI/DAR modes, programmable timer, and a comparator for custom test configurations and quick results.

Multimeter functions include AC/DC Voltage, Resistance, and Continuity Test. Manually store/recall up to 99 readings. Designed with rugged housing and large backlit 6,000 count LCD display with analog bargraph.

Complete with test leads, alligator clip, 6 x AA batteries, and soft case.

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pdf_sml    Extech MG320 Datasheet

pdf_sml    Extech MG320 User Manual

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    Extech MG320 CAT IV Insulation Tester/True RMS Multimeter Features:

    • Measure Insulation Resistance to 20GΩ
    • 5 Test Voltage ranges
    • Polarization Index (PI) and Dielectric Absorption Ratio measurements (DAR)
    • Low Resistance measurement with Zero function
    • Programmable Timer feature sets the duration of test
    • Comparison Mode allows user to set the Pass/Fail values for insulation measurements
    • Step Voltage (10% steps at 50% to 120% of range)
    • Auto-discharge of voltage test signal
    • Lock Power On Function for hands-free operation
    • Manually store/recall up to 99 readings
    • Backlit 6,000 count display with analog bargraph
    • High voltage and overload indication
    • Data Hold to freeze displayed reading
    • Auto Power Off and Low battery indication
    • Complete with test leads, alligator clip, 6 x AA batteries, and soft case

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    Extech MG320 CAT IV Insulation Tester/True RMS Multimeter Specifications:

    Specifications Range Resolution Basic Accuracy
    Insulation Resistance 50MΩ, 100MΩ, 200MΩ,500MΩ, 2000MΩ, 1GΩ, 10GΩ, 20GΩ 0.01MΩ ±3%
    Insulation Test Voltages 50V, 100V, 250V, 500V, 1000V 0 to 10%
    AC/DC Voltage 600V 0.1V ±2%
    Resistance 20kΩ 0.01Ω ±1.5%
    Continuity Yes
    Dimensions/ Weight 225 x 103 x 59mm / 0.7kg
    General Specifications
    Display 5999 count, backlit, LCD with bargraph
    Ranging Automatic
    Storage capacity 99 records (01-99)
    Input Impedance  >10MΩ
    AC Response True rms
    ACV Bandwidth 50Hz to 400Hz
    Auto Power Off After 3 minutes of inactivity
    Measurement Rate 2 times per second, nominal
    Battery Six (6) 1.5V ‘AA’ batteries
    Consumption 500mA (at a 1000V test voltage); 10mA in nominal conditions
    Fuse 500mA/600V fast blow
    Enclosure Double molded, IP 40

     

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