GOSSEN METRAWATT GMBH
23
1)
Except for sinusoidal waveshape
Influence
Quantity
Sphere of
Influence
Measured Quantity /
Measuring Range
Influence Error
1)
Measured
Quantity
Waveshape
3)
Crest
factor
CF
1
…
2
V ~, A ~
±
1% rdg.
> 2
...
4
±
5% rdg.
> 4
...
5
±
7% rdg.
Influence
Quantity
Sphere of
Influence
Measured Quantity /
Measuring Range
Influence Error
Relative
Humidity
75%
3 days
device off
V, A
, Ω
F, Hz
°
C
1 x intrinsic error
Influence
Quantity
Sphere of Influence
Measuring
Range
Damping
Common-
Mode
Interference
Voltage
interference quantity max. 300 V
V
> 90 dB
interference quantity max. 300 V
~
50 Hz, 60 Hz sine
300 mV
...
30 V
~
> 60 dB
300 V
~
> 60 dB
Series-Mode
Interference
Voltage
interference quantity V
~
nom. value, respective measuring range,
max. 300 V
~
, 50 Hz, 60 Hz sine
V
> 40 dB
interference quantity max. 300 V
nom. value, respective measuring range
V
~
> 50 dB
1
2
3
4
5
CF
0
Voltage and Current
Measurement
Allowable crest factor CF for the
periodic quantity to be measured
depends upon the displayed value:
Digits
1000
2000
30 00