Fluke 1555
Insulation Resistance Tester 10 kV
Test voltages to up 10 kV
CAT III 1000 V, CAT IV 600 V safety rating
Warning function alert for increased user safety
Selectable test voltages in 50 V steps from 250 V to 1000 V, and 100 V steps above 1000 V
Up to 99 memory locations
Over 750 tests between battery charges
Automatic calculation of Dielectric Absorption (DAR) and Polarization Index (PI)
Guard system eliminates the effect of surface leakage current on high-resistance measurements
Large digital/analog LCD
Capacitance and leakage current measurement
Ramp function for breakdown testing
Resistance measurements up to 2TΩ
Timer settings up to 99 minutes