Operation Manual

GMC-I Messtechnik GmbH 63
Technical Data
2)
Power limiting: frequency x voltage, max. 3 x 10
6
V x Hz
3)
The accuracy specification is valid as of a display value of 10% and up
to 100% of the measuring range for both measuring modes with the
TRMS converter in the A AC and A (AC+DC) ranges.
5)
Except for sinusoidal waveshape
Influ-
encing
Quan-
tity
Measured
Quantity /
Measuring
Range
Sphere of Influence
Intrinsic Uncertainty
3)
 ... % rdg. + ... d)
Fre-
quency
V
AC
2)
300 mV
...
300 V
> 15 Hz ... 45 Hz 2 + 5 > 300 Digit
> 65 Hz ... 2 kHz 2 + 5 > 300 Digit
> 2 kHz ... 10 kHz 3 + 5 > 300 Digit
1000 V > 65 Hz ... 5 kHz 3 + 5 > 60 Digit
A
AC
300 A ...
10 A
> 15 Hz ... 45 Hz
3 + 10 > 300 Digit
> 65 Hz ... 10 kHz
A
AC
+DC
300 A ...
10 A
> 15 Hz ... 45 Hz
3 + 30 > 300 Digit
> 65 Hz ... 10 kHz
A
AC
300 mV /
3 V / 30 V
2)
> 65 Hz ... 10 kHz 3 + 5 > 300 Digit
A
AC
30 mA...3 A > 65 Hz ... 10 kHz 3 + 30 > 300 Digit
Influencing
Quantity
Sphere of
Influence
Measured Quantity /
Measuring Range
Influence Error
5)
Crest Factor CF
1 ... 3
V, A
 1% rdg.
> 3 ... 5  3% rdg.
Influencing
Quantity
Sphere of
Influence
Measured Quantity Influence Error
Relative
Humidity
75%,
3 days,
instrument off
V A, , F, Hz, C 1 x intrinsic uncertainty
Battery voltage 1.8 to 3.6 V ditto
Included in intrinsic uncer-
tainty
Influencing
Quantity
Sphere of Influence
Measured Qty. /
Measuring Range
Damping
Common Mode
Interference
Voltage
Interference quantity max. 1000 V V > 120 dB
Interference quantity max. 1000 V
50 Hz ... 60 Hz, sine
3 V , 30 V > 80 dB
300 V > 70 dB
1000 V > 60 dB
Series Mode
Interference
Voltage
Interference quantity: V ,
respective nominal value of the
measuring range,
max. 1000 V , 50 Hz ... 60 Hz sine
V> 50dB
Interference quantity max. 1000 V V > 110 dB