EV/DV300 Series Power Meter
Appendix
V:2.0 Revised October 2018
52
Accuracy
Parameters
Accuracy
Resolution
Voltage
0.5%
0.1%
Current
0.5%
0.02%
Power
1.0%
0.1%
Reactive Power
1.0%
0.1%
Apparent Power
1.0%
0.1%
Power Factor
1.0%
0.1%
Frequency
0.5%
0.01Hz
Energy
1.0%
0.1kWh
Reactive Energy
1.0%
0.1kvarh
Drift with temp.
< 100ppm/
℃
Stability
0.1%0 /year
Relay output (RO)
Output form
Mechanical Contact
Contact Resistance
100m ohm@1A, Initial
Max break voltage
250Vac, 30Vdc
Max break current
5A
Max isolate voltage
4000Vac rms
Digital output (DO)
Output form
Photo-MOS, NO
Optical Isolation
4000Vac rms
Max Positive Voltage
40Vdc
Max Positive Current
30mA
Max Reverse Voltage
6Vdc
