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Specifications and measurement tolerances
Specifications
Over-voltage category
CAT III 500V to ground potential
Max. measuring voltage
500 V
Analogue display
with mirror scale
Input resistance V range
approx. 10M
Ω
Power supply
9V (PP3) + 2x AA
Operating temperature
0°C to +40°C
Storage temperature
-10°C to +50°C
Operating altitude
max. 2,000 m
Relative humidity
< 75%, non-condensing
Temp. for guaranteed accuracy
+18°C to +28°C
Weight
approx. 360 g
Dimensions (LxWxH)
160 x 104 x 44 (mm)
Measurement tolerances
Accuracy information in ± (% of the scale value). The accuracy is valid for one year at a temperature of
+23°C ± 5°C, and at a relative humidity of less than 75 %, non-condensing.
Constant voltage range, overload protection 500 V (range 0.05 V, max. 250 V)
Range Accuracy
Note
0.05 V
± 4%
Internal resistance 10M
Ω
2.5 V / 10 V / 50 V / 250 V / 500 V
± 3%
AC voltage range (40Hz - 400Hz), overload protection 500 V
Range Accuracy
Note
10 V / 50 V / 250 V / 500 V
± 4%
Internal resistance 10M
Ω
Direct current range
Range Accuracy
Note
± 3%
25 µA / 2.5 mA / 25 mA / 250 mA
± 3%
Voltage drop ≤ 250mV
F 0.5A /500V
10 A
± 4%
not secured
max. 10 s with 15 min pause