PCE Health and Fitness PCE-GPA 62 User Manual page 54

Range of VT (Voltage Transformer) Ratio: 1 to 3000
AC Active Energy (WH, or KWH, from 0 WH to 999,999 KWH)
AC Current (50 or 60 Hz, Auto Range, True RMS, Crest Factor < 4, Overload
Protection AC 2000A)
Range
4.0 – 1500.0 A
AC Voltage (50 or 60 Hz, Auto Range, True RMS, Crest Factor < 4, VT=1, Input
Impedance 10 MΩ, Overload Protection AC 800V)
Range
4.0 V – 600.0 V
1
For VT ≠ 1, the accuracy in percentage is the same (±0.5%). But the
additional digits should be multiplied by the VT ratio.
For example,
Harmonics of AC Voltage in Percentage( 1 to 50
or 60 Hz > AC 80V. If the voltage is 0 at 50 or 60 Hz, all the percentage (%) display
is 0.)
Range
th
1 – 20
th
21 – 50
Harmonics of AC Voltage in Magnitude (1 to 50
60 Hz > AC 80V, VT=1)
Range
th
1 – 20
th
21 – 50
WH = W * Time (in hours)
Resolution
0.01 A
Resolution
0.1 V
±5digits becomes ± 5digits * VT ratio
Resolution
0.1%
0.1%
Resolution
0.1%
0.1%
49
Accuracy of Readings
±1.0% ± 5dgts
Accuracy of Readings
±0.5% ± 5dgts
th
order, minimum voltage at 50
Accuracy
±2%
4% of reading ±2.0%
th
order, minimum voltage at 50 or
Accuracy
±2% ± 0.5V
4% of reading ±0.5V
1