The Testboy TV 441 digital earth resistance meter is a high-precision multimeter specifically designed for checking the resistance between the reference earth and the connection point of the grounding system. It complies with the standards of IEC/EN 61010-1 (DIN VDE 0411) and provides reliable measurements with alternating current. The device features a clear LCD display that includes a bar graph for better visualization of measurement values. It allows for earth resistance measurement in the range of 0 to 999 ohms and earth voltage measurement up to 200 volts. With a test current of 3 mA and the capability for relative value measurement, the TV 441 is versatile in its applications. The auto power-off function ensures energy-saving use, while the integrated memory can store up to 100 measurement values for easy documentation of results. The device comes with a set of test leads, a ground spike, and a convenient carrying case, making it an ideal tool for professionals in the field of electrical engineering.

• Earth resistance measurement up to 999 ohms
• Earth voltage measurement up to 200 volts
• Memory for 100 measurement values
• Auto power-off function for energy saving
• Overvoltage category CAT III 300V.