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