Discharging the object tested
Measurement of insulation resistance with the use of UNI-Schuko plug (WS-03, WS-04) be-
tween all three terminals (for U
N
=1000 V is not available)
Insulation resistance measurement for multi-wire cables (max. 5) using an optional external
AutoISO-1000c adapter
Measurement of voltage on terminals +R
ISO
, -R
ISO
within the range of: 0 V...440 V
Test current < 2 mA
10.1.9 Light measurements
Measuring ranges of LP-1 probe