Datasheet

ADE7753
Rev. C | Page 14 of 60
02875-0-026
–2.0
–1.5
–1.0
–0.5
0
0.5
1.0
1.5
2.0
2.5
3.0
ERROR (%)
45 47 49 51 53 55 57 59 61 63 65
FREQUENCY (Hz)
GAIN = 8
INTEGRATOR ON
INTERNAL REFERENCE
PF = 0.5
PF = 1
Figure 24. Active Energy Error as a Percentage of Reading (Gain = 8) over
Power Factor with Internal Reference and Integrator On
FULL-SCALE CURRENT (%)
ERROR (%)
0.1
–0.3
–0.1
–0.2
0.1
0.3
0.2
0
1 10 100
GAIN = 8
INTEGRATOR ON
INTERNAL REFERENCE
5.25V
02875-0-027
4.75V
5.0V
Figure 25. Active Energy Error as a Percentage of Reading (Gain = 8) over
Power Supply with Internal Reference and Integrator On
FULL-SCALE CURRENT (%)
ERROR (%)
0.1
–0.5
–0.1
–0.2
–0.3
–0.4
0.2
0.1
0.5
0.4
0.3
0
1 10 100
02875-0-028
GAIN = 8
INTEGRATOR ON
INTERNAL REFERENCE
PF = 1
PF = 0.5
Figure 26. IRMS Error as a Percentage of Reading (Gain = 8) with
Internal Reference and Integrator On
FULL-SCALE VOLTAGE
ERROR (%)
1
–0.2
–0.4
–0.6
–0.8
0.4
0.2
0.8
0.6
0
10 100
02875-0-029
GAIN = 1
EXTERNAL REFERENCE
Figure 27. VRMS Error as a Percentage of Reading (Gain = 1) with
External Reference
02875-0-087
CH1 OFFSET (0p5V_1X) (mV)
HITS
–15 –12 –9 –6 –3
036
4
2
0
6
8
Figure 28. Channel 1 Offset (Gain = 1)