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GOYERRNES Instrument is a high performance handheld digital insulation resistance tester. Safe structure design and novel circuit design, more complete functions, higher accuracy, more convenient and reliable operation. It has the structure design of shockproof, dust proof and moisture proof to adapt to the outdoor working environment. This product is suitable for measuring the insulation resistance of transformers, motors, cables, switches, electrical appliances and other electrical equipment and insulating materials, and for maintenance, testing and verification of various electrical equipment. It is your ideal electrician test instrument.
Detail Specifications:
Testing Voltage:250V/500V/1000V/2500V
Insulation Resistance:1MΩ-20GΩ
Accuracy: 1MΩ -200MΩ :±(3.0% of rd digits);
200MΩ-10GΩ :±(5.0% of rdg + 5 digits);
10MΩ -20GΩ:±(10.0% of rdg + 5 digits);
AC Voltage:750V
Accuracy:±(2.0% of rdg + 5 digits);
Minimum resolution: 1V
Frequency range: 40~400Hz
Function：
Display:1999 (3,1/2)
Range Select:AUTO
✅Data Hold
✅Low battery indication
✅Backlight
✅HV red indication lamp light
Packing Include
1 x Digital Insulation Tester GR-6688F
2 x Test lead
6 x 1.5V batteries
1 x User Manual
1 x Screwdriver
Note:
When the measured resistance is less than 5M Ω under any rated test voltage, the measurement time shall not exceed 10 seconds.
Sometimes we put the batteries in the battery compartment directly, please reposition the batteries correctly before you use.