V2.01
25359_EDEBDA0279-2320-1_EN
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Technical Data
12.2 Measuring accuracy
Current ± 0.5% / ± 1 digit (for 0.1 to 5 A)
Voltage ± 0.5% / ± 1 digit
Power ± 1% / ± 1 digit
Power factor ± 1% / ± 1 digit
Frequency ± 0.1% / ± 1 digit
Temperature ± 2 °C / ± 1 digit
12.3 Measuring principle
Sampling 128 readings per period
A/D converter 12 bit
Measurement of U and I Simultaneous recording of U and I read-
ings;
Update speed
(complete measuring cycle)
20 ms
Harmonics calculation FFT with 128 points over one period
Frequency measurement Consumption: Voltage measurement
between phase Lx - N / Ly)
Temperature sensor Analog measurement with PT 1000
12.4 Device memory
Memory 16 kB RAM (volatile)
Program and parameter memory 128 kB ash
Extreme values (max.) No compensation power Q
max
Operating cycles Memory cycles every 15 minutes
Temperature max. measured value
12.5 Limits:
Limit violations:
Harmonics Acquisition time approx. 100 ms
Overvoltage switch-o: Acquisition time approx. 40 ms
Zero-voltage switch-o: Acquisition time approx. 40 ms
(for measuring voltage)
12.6 Power supply
Power supply 100V - 240V +/-10% DC/50/60 Hz 12VA,
6W
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