Extech EX520
11 Function Heavy Duty True RMS Industrial MultiMeter

  • True RMS DMM with 11 functions and 0.09% basic accuracy
  • AC/DC Voltage & Current, Resistance, Capacitance, Frequency, Temperature, Duty Cycle, Diode/Continuity
  • Dual sensitivity frequency functions (electrical/electronic)
  • 1000V input protection on all functions
  • 20A max Current
  • MIN/MAX, Data hold, Relative, Auto power off
  • 6,000 count large backlit LCD with bargraph
  • Double molded housing for waterproof protection
  • Available in alternate configurations:
    • EX530 - 40,000 count, 0.06% accuracy, True RMS
    • EX530-KIT - EX530 True RMS CAT IV Digital MultiMeter with Type K probe, Test Leads and NCV Detector
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Extech EX520
Product Information
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True RMS Yes
Display Counts 6,000 count
Basic Accuracy 0.09%
DC/AC Voltage 0.1mV to 1000VDC
1mV to 1000VAC
DC/AC Current 0.1μA to 20A
Resistance 0.1Ωto 40MΩ
Capacitance 0.01nF to 1000μF
Frequency (electrical) 10Hz to 400Hz
Frequency (electronic) 0.001Hz to 40MHz
Temperature -50 to 1382°F
(-45 to 750°C)
Duty Cycle 0.1 to 99.9%
Diode/Continuity Yes
Ordering Information
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Optional Configurations
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Included Accessories
  • 1 - Set of Double molded Test Leads
  • 1 - Magnetic hanging strap
  • 1 - Type K bead wire temp probe
  • 1 - Carrying case
  • 1 - 9V battery
Optional Accessories
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*NOTE: Items ordered with optional NIST calibration will require
approximately 10 days to complete the certification.