Datasheet

ADE7753
Rev. C | Page 13 of 60
LINE FREQUENCY (Hz)
ERROR (%)
45
–0.1
–0.2
–0.4
–0.6
–0.8
0.4
0.2
0.1
0.8
0.6
0
50 55 60 6
5
02875-0-019
PF = 0.5
GAIN = 8
INTEGRATOR OFF
EXTERNAL REFERENCE
PF = 1
Figure 18. Active Energy Error as a Percentage of Reading (Gain = 8) over
Frequency with External Reference and Integrator Off
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
02875-0-020
GAIN = 8
INTEGRATOR OFF
INTERNAL REFERENCE
PF = 1
PF = 0.5
Figure 19. IRMS Error as a Percentage of Reading (Gain = 8) with
Internal Reference and Integrator Off
FULL-SCALE CURRENT (%)
ERROR (%)
0.1
–1.0
–0.2
–0.4
–0.6
–0.8
0.4
0.2
1.0
0.8
0.6
0
1 10 100
02875-0-022
GAIN = 8
INTEGRATOR ON
INTERNAL REFERENCE
+25°C, PF = 0.5
–40°C, PF = 0.5
+85°C, PF = 0.5
+25°C, PF = 1
Figure 20. 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
–1.0
–0.2
–0.4
–0.6
–0.8
0.4
0.2
1.0
0.8
0.6
0
1 10 100
02875-0-023
GAIN = 8
INTEGRATOR ON
INTERNAL REFERENCE
–40°C, PF = 1
85°C, PF = 1
25°C, PF = 1
Figure 21. Active Energy Error as a Percentage of Reading (Gain = 8) over
Temperature with Internal Reference and Integrator On
FULL-SCALE CURRENT (%)
ERROR (%)
0.1
–1.0
–0.2
–0.4
–0.6
–0.8
0.4
0.2
1.0
0.8
0.6
0
1 10 100
02875-0-024
GAIN = 8
INTEGRATOR ON
INTERNAL REFERENCE
+85°C, PF = 0.5
–40°C, PF = 0.5
+25°C, PF = 0.5
+25°C, PF = 0
Figure 22. Reactive Energy Error as a Percentage of Reading (Gain = 8) over
Power Factor with Internal Reference and Integrator On
FULL-SCALE CURRENT (%)
ERROR (%)
0.1
–1.0
–0.2
–0.4
–0.6
–0.8
0.4
0.2
1.0
0.8
0.6
0
1 10 100
02875-0-025
GAIN = 8
INTEGRATOR ON
INTERNAL REFERENCE
+85°C, PF = 0
–40°C, PF = 0
+25°C, PF = 0
Figure 23. Reactive Energy Error as a Percentage of Reading (Gain = 8) over
Temperature with Internal Reference and Integrator On