Amprobe DM-4 Power-Quality-Recorder - Manual (Page 43)

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DM-4 Power Quality Recorder
13.1.4 Power Measurement (cosΘ Θ : 0.5c – 0.5i)
Value Ranges Accuracy Resolution
Active Power
0 – 999.9W
1KW – 999.9KW
1MW – 999.9MW
±(3%+2digit)
Reactive Power
0 – 999.9VAR
1KVAR – 999.9KVAR
1MVAR – 999.9MVAR
Apparent Power
0 – 999.9VA
1KVA – 999.9KVA
1MVA – 999.9MVA
Active Energy
0 – 999.9Wh
1KWh – 999.9KWh
1MWh – 999.9MWh
Reactive Energy
0 – 999.9VARh
1KVARh – 999.9KVARh
1MVARh–999.9MVARh
13.1.5 CosΘ Θ Measurement
CosΘ Resolution Accuracy (expressed
in degrees)
0.20
0.01
3˚
0.50 4˚
0.80 5˚