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Reference Conditions
Normal position
of use horizontal
Ambient temperature +23 °C ±2 K
Relative humidity 40 ... 60%
Measured quantity
frequency 45 ... 65 Hz (during voltage measurement)
Line voltage
waveshape sinusoidal (RMS value)
Battery voltage 5.5 V ±0.5 V
Influence Error under Nominal Conditions of Use
Total error caused by battery, temperature and normal position of use = 10%
Nominal Conditions of Use
Temperature 0 ... 40 °C
Normal position
of use any
Battery voltage 4.4 ... 6.5 V
Ambient Conditions
Storage temperature −25 °C ... + 60 °C (without batteries)
Relative humidity max. 75%, no condensation allowed
Elevation to 2000 m
Power Supply
Batteries 4 ea. 1.5 V mignon-cell per IEC LR6
(size AA)
Working range 4.4 ... 6.5 V
Battery test by means of LED
Electrical Safety
Safety class II
Test voltage 3.7 kV
Measuring category II / 600 V
Fouling factor 2
Fuse F0.25A/500V, 6.3x32
EMC EN 61326
Interference emission EN 55022 class B
Interference immunity EN 61000 -4-2 power feature A
-4-3 power feature B
Mechanical Design
Protection IP 40 per DIN VDE 0470 part 1/EN 60529
Dimensions 98 mm x 310 mm x 40 mm
Weight approx. 0.5 kg with batteries