The Extech EX520 is a professional-grade True RMS multimeter engineered for demanding industrial environments. With its double-molded, waterproof housing and drop-proof design to 6 feet, it delivers reliable performance in the field. This versatile instrument measures AC/DC voltage, current, resistance, capacitance, frequency, and temperature via a Type K thermocouple, making it an essential tool for electricians, HVAC technicians, and maintenance professionals.
Key Features & Highlights
- True RMS 6000-count display for accurate measurements of non-linear signals
- Type K temperature measurement with bead wire probe included
- Dual sensitivity frequency functions for low and high voltage applications
- 1000V input protection on all functions for enhanced safety
- Large backlit LCD with bargraph for easy reading in low-light conditions
- Diode open circuit voltage of 2.8V DC for reliable semiconductor testing
- Auto power off with disable feature to conserve battery life
- Min/Max/Relative/Data Hold modes for comprehensive data analysis
- Waterproof and drop-proof to 6 feet (double molded housing)
- Safety rated CAT IV-600V, CAT III-1000V per EN61010
Applications
The Extech EX520 is ideal for electrical troubleshooting, preventive maintenance, and industrial testing. Its rugged construction and advanced features make it suitable for use in power distribution, motor controls, HVAC systems, and general electrical diagnostics. The included Type K thermocouple expands its utility to temperature measurement in heating and cooling systems.
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