[VERSATILE MEASUREMENT] Can measure ground of power facility wiring, electrical equipment, and anti-thunder equipment. Also measures ground voltage.
[] Professional digital insulation tester with and reliable results. Various gears for different environments, switchable voltage and gears.
[SAFETY FEATURES] Reinforced insulation structure and double insulation for safer measurements. Stores up to 20 sets of data.
[ENHANCED FUNCTIONS] Offers higher accuracy with warning for poor test line , over range display, and OL display.
[PORTABLE DESIGN] Comes with a portable carrying case, making it convenient and reliable for outdoor use.]

Spec:
Item Type: Earth Tester
Material: ABS+Alloy Steel
Color: As shown in the picture
Model: GT5105A
Battery: 1.5V AAx6 (not included)
Application: Ground measurement
Ground Voltage Measurement: Average response
Grounding Measurement: Test signal frequency: about 820Hz, current: 20Ω about 3.2mA
Working Temperature: 5~40℃
Relative Humidity: 80%RH (no fog)
Altitude: 2000m
Storage Conditions: Temperature: -20~60℃; humidity: 70%RH (no fog)
Grounding Gear: 200V AC (10s)
Grounding Voltage Gear: 400V AC (30s)
Insulation : The insulation between the measuring circuit and the shell is not less than 20MΩ

Basic Function Range Accuracy Resolution
Ground 20Ω ±(2%+10) 0.01Ω
200Ω ±(2%+3) 0.1Ω
2000Ω ±(2%+3) 1Ω
2000Ω (two wires) ±(2%+5) 1Ω
Ground Voltage 200V ±(2%+5) 0.1V

Package List：
1 x Earth Tester(Battery Not Included)
2 x Grounding Nails
3 x Crocodilian Clip Line(5m, 10m , 20m)
1 x Instruction Manual
1 x Portable Carrying Bag

Note：
Make sure that the grounding nail is inserted in the moist soil. If the soil is dry, you must add enough water and the stone or sandy ground must become damp before testing. Use the existing auxiliary grounding nails) to