Reliable Techno Solutions

Earth Resistance Tester is a handheld electrical testing tool used to measure current, voltage, resistance, and continuity without direct contact. Featuring a clamp-style jaw for non-intrusive current measurement, it is ideal for electricians, technicians, and DIY users for safe and accurate diagnostics.

• Autoranging ground resistance and True RMS AC Leakage current measurements
• Programmable datalogging with 116 readings
• Programmable Hi/Lo alarm
• 0.9" (23 mm) Jaw size for large ground rods
• Simplifies ground resistance measurements on multiple point ground systems
• Auto power off
• Verification resistors confirm accuracy
• Automatic Self Calibration when powered on
• 9999 Count LCD display with Data Hold
• Electrical Noise Detection feature prevents inaccurate readings
• CAT III-300 V, CAT II-600 V
• 2-year warranty
• Complete with 9 V battery, Resistance check plate, and durable metal storage case

• Impulse method – measurement of lightning protection systems with a mea-
• suring impulse ramp of 4/10 μs, 8/20 μs, 10/350 μs
• 3-pole and 4-wire method – measurement of earthing systems using auxil-
• iary probes
• 3-pole method with clamp – measurement of earthing systems with multi-
• ple earth electrodes
• Two-clamp method – measurement of earthing system when the auxiliary
• probes cannot be used
• Earth resistivity – Wenner method
• Resistance of earth connection and equipotential bonding measured
• using current ≥200 mA with auto-zero function – meets the requirements
• of EN 61557-4
• Measurement of leakage current

• 4-wire, 3-wire, and 2-wire testing
• Earth Ground Resistance in 4 ranges
• Automatic Zero adjustment
• Large dual line LCD • Autoranging
• Automatic I (current) spike check and Automatic P (potential) spike check
• Test Hold function for easy operation
• AC Earth Voltage
• Data Hold and Auto Power Off features
• Over-range and low battery indication
• 2-year warranty
• Complete with color coded test leads and alligator clips, 4 auxiliary earth bars, hard carrying case, and eight 1.5 V AA batteries

• Large dual display with backlight and double molded housing
• Test Hold function
• Automatic Zero adjustment
• AC/DC Voltage, Resistance, and Continuity
• Auto Power Off, Over-range and low battery indication
• 2-year warranty
• Complete with test leads, two auxiliary earth bars, carrying case, and six 1.5V AA batteries