Fluke 1535/1537 2500V Insulation Resistance Meter (Digital High-Voltage Megohmmeter)

Key Features: 

• Up to 500 GΩ insulation resistance measurement range
• Fast-measurement design, faster & stable resistance reading, higher efficiency
• Automatic calculation of polarization index (PI) and dielectric absorption ratio (DAR)
• Low power design meets the requirements of high-intensity work: up to 1300 times of 2500 V measurement, and up to 6500 times of 250 V measurements*
• High-safety design with dangerous voltage alarm function, and complies with CAT IV 600V standard and China power industry specifications DLT845
• The new high-reliability design, all specifications are met even under the environment of 50 °C temperature and 80% RH; all probes and corresponding ports are tested for 30,000 mating test