Discharging the object tested
Measurement of insulation resistance with the use of UNI-Schuko plug (WS-03, WS-04) be-
tween all three terminals (U
N
=1000 V is not available)
Insulation resistance measurement for multi-wire cables (max. 5) using an optional external
adapter
Measurement of voltage on terminals +R
ISO
, -R
ISO
within the range of: 0..440 V
Test current < 2 mA
Phase sequence
Phase sequence indicator: correct, incorrect
Mains voltage range U
L-L
: 95...500 V (45…65 Hz)
Display of phase-to-phase voltages
Other technical data
a) type of insulation .................................................... double, EN 61010-1 and IEC 61557 compliant
b) metrological category .................................................... IV 300V (III 600V), EN 61010-1 compliant
c) degree of housing protection acc. to EN 60529 ....................................................................... IP54
d) power supply of the meter ..............................................................................................................
.............. alkaline batteries 4x1,5 V LR14 (C) or accumulator package SONEL NiMH 4,8 V 4,2 Ah
e) parameters of AC adapter for the battery charge .............................. 100 V…240 V, 50 Hz…60 Hz
f) dimensions ....................................................................................................... 288 x 223 x 75 mm
g) weight of the meter ..................................................................................................... about 2,2 kg
h) storage temperature .................................................................................................... –20...+70C
i) working temperature ........................................................................................................ 0...+50C
j) temperature range suitable for initiating battery charging....................................... +10C to +40C
k) temperatures at which loading is interrupted................. below +5C and above (or equal to) +50C
l) humidity ......................................................................................................................... 20%...80%
m) nominal temperature....................................................................................................... +23 ± 2C
n) reference humidity ......................................................................................................... 40%...60%
o) altitude (above sea level) ................................................................................................... <2000m
p) time till automatic shutdown when idle (Auto-OFF) ..................................................... 120 seconds
q) number of measurements Z or RCD (for alkaline batteries) ... >3000 (2 measurements per minute)
r) number of measurements R
ISO
or R (for alkaline batteries) .................................................. >2000
s) display ............................................................................................................. LCD, segment-type
t) memory of measurement results .............................................................. 990 cells, 57,500 results
u) data transmission .................................................................................................................... USB
v) quality standarddevelopment, design and manufacturing are ISO 9001, ISO 14001, PN-N-18001
compliant
w) the device meets the requirements of IEC 61557 standard
x) the product meets EMC requirements (immunity for industrial environment) according to the fol-
lowing standards........................................................... EN 61326-1:2006 and EN 61326-2-2:2006
10.2 Additional data
Data on additional uncertainties are useful mainly when the meter is used in non-standard condi-
tions and for metrological laboratories for the purpose of calibration.