CAT IV Insulation Tester/MultiMeter with Wireless PC Interface Combines a 1000V Insulation Tester With a full-featured True RMS MultiMeter in a single, compact instrument Features: • Wireless USB interface transmits measurement data to a PC • Backlit super large triple display • 125V, 250V, 500V, and 1000V test voltages • Insulation Resistance from 0.001MΩ to 4000MΩ • Auto discharge of capacitive voltage • Lock Power On Function for hands-free operation • Data Hold and Auto Power Off • Min/Max and Relative mode • Waterproof (IP67) rugged double-molded design • Complete with remote receiver with USB cable, Windows® compatible software, heavy duty test leads, alligator clip test lead, Type K bead wire temperature probe with adapter, carrying case, and 6 x AA batteries Measure the insulation resistance of transformer windings Only a True RMS meter can give accurate readings of distorted waveforms Specifications Insulation Tester Insulation Resistance Insulation Test Voltages Multimeter AC Voltage DC Voltage AC Current DC Current Resistance Capacitance Frequency Duty Cycle Temperature 4-20mA% Continuity/Diode Power source Dimensions Weight Continuous data streaming to your PC in real time Range Resolution Accuracy 4MΩ, 40MΩ, 400MΩ, 4000MΩ 125V, 250V, 500V, 1000V 0.001MΩ ±3% 1000V 0.1mV 1000V 0.01mV 10A 0.1μA 10A 0.01μA 40MΩ 0.01Ω 40mF 0.001nF 100MHZ 0.001HZ 0.1 to 99.9% 0.01 -58 to 2192°F 0.1°F -50 to 1200°C 0.1°C -25 to 125% 0.01% Yes 6 x AA batteries 7.8 x 3.6 x 1.9” (200 x 92 x 50mm) 20.5oz (582g) ±1% ±0.06% ±1.5% ±1.0% ±0.3% ±3.5% ±0.1% ±1.2% ±1% + 4.5°F ±1% + 2.5°C Ordering Information: MG300 ..................CAT IV Insulation Tester/True RMS MultiMeter w/Wireless PC Interface (915MHz) MG300-NIST ........MG300 with Certificate of Calibration Traceable to NIST MG302 ..................CAT IV Insulation Tester/True RMS MultiMeter w/Wireless PC Interface (433MHz) MG302-NIST ........MG302 with Certificate of Calibration Traceable to NIST TL805....................Double Injected Test Leads (NOTE: USA, Mexico, and Canada use 915MHz model and majority of other countries use 433MHz model) UL listed on MG300 only www.extech.com Specifications subject to change without notice. 6/22/12 - R1 Copyright © 2009-2011 Extech Instruments Corporation. All rights reserved including the right of reproduction in whole or in part in any form.