Insulation resistance measurement:
Measurement voltage any in the range of 50-1000 V at 10 V and 1000...5000 V at 25 V resolution,
continuous indication of measured insulation resistance or leakage current,
automatic discharge of measured object capacitive voltage after the end of insulation resistance measurement,
acoustic signaling of 5 seconds intervals to facilitate capturing time characteristics,
metered T1 , T2 and T3 test times for measuring one or two absorption coefficients from the range of 1?600 s,
adjustable measuring time to 99'59'?,
polarization index (PI) and dielectric absorption ratio (DAR) measurement,
indication of actual test voltage during measurement,
1.2 mA and 3 mA test current,
step voltage insulation resistance measurement (SV),
Dielectric Discharge calculation (DD),
protection against measuring live objects,
measurements with test leads up to 20 m.
Digital filters function for measurements in high noise enviroment (10 s, 30 s , 60 s).
Measurement of leakage current during insulation resistance testing.
Measurement of capacitance during the measurement of RISO.
DC and AC voltage measurement in the range of 0?600 V.
990 cells of memory (11880 records) with the capability of wireless data transmission to a PC (with the USB-OR adapter) or through a USB cable.
Power supply from battery packs, low battery warning indicator, built-in fast charger.
Display backlit.

The instruments meet the requirements of the EN 61557 standard.