Earth Ground Resistance Tester Model UT522

Earth Ground Resistance Tester Model UT522

Uni-T UT522 Earth Resistance Meter The Uni-T UT522 Earth Resistance Meter is a professional tool designed for precise measurement of earth resistance and stray current voltage. Its robust construction and versatile functions make the UT522 ideal for electricians and engineers working with electrical installations. Precise Earth Resistance Measurements The UT522 measures earth resistance in three ranges: 40 Ω, 400 Ω, and 4000 Ω with an accuracy of ±(2%+30). The device ensures accurate measurements in earthing installations, crucial for the safety and reliability of electrical systems. Stray Current Voltage Measurement The UT522 also measures stray current voltage from 0 to 400 V with an accuracy of ±(1%+6) at 50/60 Hz. This function allows for the assessment of unwanted voltages in installations, important for preventing damage and malfunctions. User Functions and Ergonomics The UT522 features manual range selection and last reading hold, facilitating accurate analysis of results. It has memory for 20 readings, allowing for later analysis and archiving. LCD backlight, low battery indicator, and auto-power off enhance usability and efficiency. Robust Construction and User Comfort The Uni-T UT522 is compact (160 x 100 x 70.5 mm) and lightweight (560 g), making it easy to carry and convenient to use in the field. It is powered by six 1.5 V (LR6) batteries, ensuring long operating time. The kit includes necessary accessories: test leads with alligator clips, measuring electrodes, a carrying case, and a strap, enabling full utilization of its capabilities.