The SG3025 insulation resistance tester, also known as a megohmmeter, digital insulation resistance meter, or high-voltage insulation resistance tester, is used for testing insulation resistance. This instrument features a large LCD screen with gray-white backlight display, data storage, data review, alarm, auto power-off, and other functions. 



Measurement Function

Output Voltage

Measurement Range

Accuracy

Resolution

Insulation Resistance

100V(±10%)

0~10MΩ

±3%rdg±5dgt

0.01MΩ

10~100MΩ

0.1MΩ

100~1000MΩ

1MΩ

1G~10GΩ

±5%rdg±5dgt

0.01 GΩ

250V(±10%)

0~10MΩ

±3%rdg±5dgt

0.01MΩ

10~100MΩ

0.1MΩ

100~1000MΩ

1MΩ

1G~10GΩ

±5%rdg±5dgt

0.01 GΩ

 

500V(±10%)

0~10MΩ

±3%rdg±5dgt

0.01MΩ

10~100MΩ

0.1MΩ

100~1000MΩ

1MΩ

1G~10GΩ

±5%rdg±5dgt

0.01 GΩ

1000V(±10%)

0~20MΩ

±3%rdg±5dgt

0.01MΩ

20~200MΩ

0.1MΩ

200~2000MΩ

1MΩ

20G~20GΩ

±5%rdg±5dgt

0.01 GΩ

2500V(±10%)

0~2000MΩ

±3%rdg±5dgt

1MΩ

2GΩ~20GΩ

±5%rdg±5dgt

0.01GΩ

20GΩ~200GΩ

±20%rdg±10dgt

0.1GΩ