Digital Ground Earth Resistance Tester – Model DMT-ERT52

The DUMATEC DMT-ERT52 provides a professional solution for engineers and technicians to measure earth resistance and voltage with extreme accuracy. The device utilizes a constant current inverter system at 820Hz to ensure stable and reliable readings. It comes in a compact design housed within a dedicated protective carrying case for easy portability. Equipped with an LCD screen supporting up to 4000 counts, it ensures clear visibility in various lighting conditions, making it the practical choice for verifying the safety of electrical networks.

 Key Features

• Advanced Digital System: Features an LCD display with 4000 counts for highly accurate results.

• Professional Design: Includes a heavy-duty carrying case to protect the device and accessories during transit.

• Stable Performance: Uses a modern 820Hz frequency system to minimize interference and provide consistent data.

• User-Friendly: Direct interface with color-coded test leads for easy connection and electrode identification.

 Technical Specifications

• Model: DMT-ERT52

• Earth Resistance Ranges: 0 40 Omega - 0 400 Omega - 0 4kOmega

• Earth Voltage Range:0 400V (40 - 500{ Hz} )

• Measurement System: Earth resistance by constant current inverter, approximately 2mA

• Power Source: 6 x 1.5V (AA) batteries

• Dimensions: 163 (L) x 102 (W) x 50 (D) mm

• Weight: Approx. 440g (including batteries)

 Applications

• Testing and inspecting grounding systems in residential and commercial buildings.

• Measuring the efficiency of earth rods in construction projects.

• Routine maintenance of electrical distribution boards.

• Ensuring earth voltage safety in industrial facilities.