65
4.2.20 Calculation of the displacement power factor (DPF)
Measurement range (1)
0.00 to +1.00
Specified measurement range
(from 1 A AC)
0 to 100% of the measurement range
Uncertainties (2) (7)
± (5% R +2 pt)
Resolution
0.01
Note (1) - If one of the terms in the calculation of the DPF is displayed as
"OL", or forced to zero, the display of the DPF is an indeterminate
value "----".
Note (2) - Measurement stabilization ~8 sec
Note (7) of the previous § apply.
Remark : The DPF is always positive
- Specific characteristics in MAX/MIN mode
(from 10Hz to 1kHz):
•
Uncertainties: add 1 %R to the values in the tables above.
•
Capture time: approximately 100ms.
4.2.21 Frequency measurements
4.2.21.1 Characteristics in voltage
Measurement range (1)
5.0 Hz to
999.9 Hz
1000 Hz to
9999 Hz
10.00 kHz to
19.99 kHz
Specified measurement
range
1 to 100% of the
measurement
range
0 to 100% of the measurement
range
Uncertainties
± (0.4% R + 1 pt)
Resolution
0.1 Hz
1 Hz
10 Hz
4.2.21.2 Characteristics in current
Measurement range (1)
5.0 Hz to 999,9 Hz
1000 Hz to 1999 Hz
Specified measurement
range
1 to 100% of the
measurement range
0 to 100% of the
measurement range
Uncertainties
± (0.4% R + 1 pt)
Resolution
0.1Hz
1Hz
Note (1) - If the level of the signal is too low (U<3V or I<3A) or if the frequency is
Summary of Contents for F407
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