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UT523A Earth Resistance Soil Resistivity Tester

Original price was: 30,800.00 EGP.Current price is: 30,000.00 EGP.

UNI-T UT523A is a professional-grade instrument designed for precise measurement of earth resistance, soil resistivity, and earth voltage. Utilizing advanced digital and micro-processing technology, it supports 2-pole, 3-pole, and 4-pole testing methods, making it ideal for applications in power systems, telecommunications, construction, and lightning protection.​

Available on backorder

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SKU: TL-30935 Category: Tags: , ,

Description

🔧 Key Features:

  • Wide Measurement Range:

    • Earth Resistance: 0.00Ω to 210.0kΩ (accuracy ±2% + 5)

    • Soil Resistivity: 0.00Ω·m to 9000kΩ·m (via Wenner method: ρ = 2πaR)

    • Earth Voltage: 0.00V to 750V AC (accuracy ±2% + 5)

  • Advanced Testing Modes:

    • Selectable test frequencies: 128Hz, 111Hz, 105Hz, 94Hz

    • Automatic ranging for effortless operation

    • Auto frequency control (AFC) to reduce noise interference

    • Data hold and storage of up to 300 test records

    • Overload protection and interference detection

  • User-Friendly Interface:

    • LCD backlight for enhanced visibility in dark environments

    • Alarm function for out-of-range conditions

    • Low battery indicator and auto power-off

    • RS232 communication port for data transfer and analysis

  • Safety and Durability:

    • Max open-circuit voltage: AC 40V

    • Max short-circuit test current: AC 30mA

    • Withstand voltage: AC 3700V/rms between circuit and casing

    • Adjustable electrode spacing (1m to 200m)

    • 📦 Package Includes:

      • UT523A Tester Unit

      • Standard and simplified test lead sets

      • RS232 communication cable

      • Software CD

      • Carrying case

      • Instruction manual

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