AEMC 407, Руководство пользователя

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4.2.22 Specifications in THDr
Measurement Range 0.0 to 100%
Specified Measurement
Range 0 to 100%
of the measurement range
Accuracy ± (5% R ±2cts) in voltage
± (5% R ±5cts) in current
Resolution 1%
4.2.23 Specifications in THDf
Measurement Range 0.0 to 1000%
Specified Measurement
Range 0 to 100%
of the measurement range
Accuracy ± (5% R ±2cts) in voltage
± (5% R ±5cts) in current
Resolution 1%

Note : The display is "----" if the input signal is too low (V<8V or I<9A) or if
the frequency is less than 5Hz.
Specific characteristics in MAX/MIN mode in THD (from 10Hz to 1kHz):

Accuracy: add 1% R to the values in the table above.

Capture of the extreme: approximately 100ms
4.2.24 Harmonic Measurement Specifications
Measurement Range in Voltage Per §4.2.2 and §4.2.3
Measurement Range in Current Per §4.2.5 and §4.2.6
Harmonic Range
AC: harmonics of orders 1 to 25
AC+DC: all orders from 1 to 25, plus the DC
component
Frequency Analysis Band
- 0 to 25 times the fundamental frequency,
from among the network frequencies 50,
60, and 400Hz
- 0 to 12 times the fundamental frequency
of an 800Hz network
Stability of the Current and Voltage
Display
± (1% R ±2cts)
Accuracy on the RMS value of the
harmonic (zero corrected in A
DC
)
Level >10% and order <13: ±(5% R ±2cts)
Level >10% and order >13: ±(10% R ±2cts)
Level <10% and order <13: ±(10% R ±2cts)
Level <10% and order >13: ±(15% R ±2cts)
Note : The display is "----" if the input signal is too low (U<8V or I<9A) or if the
frequency is less than 5Hz.