Datasheet

Data Sheet ADE7758
Rev. E | Page 13 of 72
0.20
0.25
–0.15
–0.20
–0.25
–0.10
–0.05
0
0.05
0.10
0.15
0.01 0.1 1 10 100
PERCENT FULL-SCALE CURRENT (%)
PERCENT ERROR (%)
PHASE A
PHASE B
PHASE C
ALL PHASES
PF = 1
04443-012
Figure 12. APCF Error as a Percentage of Reading (Gain = +1)
with Internal Reference and Integrator Off
0.4
–0.4
–0.3
–0.2
–0.1
0
0.1
0.2
0.3
0.01 0.1 1 10 100
PF = 0, +25°C
PF = 0, +85°C
PF = 0, –40°C
PERCENT FULL-SCALE CURRENT (%)
PERCENT ERROR (%)
04443-013
Figure 13. Reactive Energy Error as a Percentage of Reading (Gain = +1) over
Temperature with Internal Reference and Integrator Off
0.8
–0.8
–0.6
–0.4
–0.2
0
0.2
0.4
0.6
0.01 0.1 1 10 100
PERCENT FULL-SCALE CURRENT (%)
PERCENT ERROR (%)
PF = 0, +25°C
PF = –0.866, +25°C
PF = +0.866, +25°C
PF = +0.866, +85°C
PF = +0.866, –40°C
04443-014
Figure 14. Reactive Energy Error as a Percentage of Reading (Gain = +1) over
Power Factor with Internal Reference and Integrator Off
0.3
–0.3
–0.2
–0.1
0
0.1
0.2
0.01 0.1 1 10 100
PERCENT FULL-SCALE CURRENT (%)
PERCENT ERROR (%)
PF = 0, +25°C
PF = 0, +85°C
PF = 0, –40°C
04443-015
Figure 15. Reactive Energy Error as a Percentage of Reading (Gain = +1) over
Temperature with External Reference and Integrator Off
0.3
–0.3
–0.2
–0.1
0
0.1
0.2
0.01 0.1 1 10 100
PERCENT FULL-SCALE CURRENT (%)
PERCENT ERROR (%)
PF = 0, +25°C
PF = –0.866, +25°C
PF = +0.866, +25°C
PF = +0.866, +85°C
PF = +0.866, –40°C
04443-016
Figure 16. Reactive Energy Error as a Percentage of Reading (Gain = +1) over
Power Factor with External Reference and Integrator Off
0.8
–0.8
–0.6
–0.4
–0.2
0
0.2
0.4
0.6
45 47 49 51 53 55 57 59 61 63 65
LINE FREQUENCY (Hz)
PERCENT ERROR (%)
WITH RESPECT TO 55Hz
PF = 0
PF = 0.866
04443-017
Figure 17. Reactive Energy Error as a Percentage of Reading (Gain = +1) over
Frequency with Internal Reference and Integrator Off