ADE7758 Analog Devices, ADE7758 Datasheet - Page 15

• Manufacturer Part Number: ADE7758
• Description: Poly Phase Multifunction Energy Metering IC with Per Phase Information
• Manufacturer: Analog Devices

Figure 18. Reactive Energy Error as a Percentage of Reading (Gain = +1) over
Figure 19. Reactive Energy Error as a Percentage of Reading over Gain with
Figure 20. VARCF Error as a Percentage of Reading (Gain = +1)
–0.02
–0.04
–0.06
–0.08
–0.10
–0.1
–0.2
–0.3
–0.1
–0.2
–0.3
–0.4
0.10
0.08
0.06
0.04
0.02
0.3
0.2
0.1
0.4
0.3
0.2
0.1
0
0
0.01
0.01
0
0.01
Supply with Internal Reference and Integrator Off
PF = 0
GAIN = +1
PF = 1
with Internal Reference and Integrator Off
Internal Reference and Integrator Off
PERCENT FULL-SCALE CURRENT (%)
PERCENT FULL-SCALE CURRENT (%)
PERCENT FULL-SCALE CURRENT (%)
GAIN = +2
0.1
0.1
0.1
ALL PHASES
PHASE A
GAIN = +4
4.75V
PHASE C
PHASE B
1
1
1
5.25V
10
10
10
5V
100
100
100
Rev. A | Page 15 of 68
Figure 21. Active Energy Error as a Percentage of Reading (Gain = +4) over
Figure 22. Active Energy Error as a Percentage of Reading (Gain = +4) over
Figure 23. Active Energy Error as a Percentage of Reading (Gain = +4) over
–0.1
–0.2
–0.3
–0.1
–0.2
–0.3
–0.4
–0.5
–0.2
–0.4
–0.6
–0.8
0.3
0.2
0.1
0.5
0.4
0.3
0.2
0.1
0.8
0.6
0.4
0.2
0
0.01
0
Power Factor with Internal Reference and Integrator On
0
Power Factor with Internal Reference and Integrator On
Temperature with Internal Reference and Integrator On
0.01
0.01
PF = +0.5, +25°C
PF = +0.866, +25°C
PF = 0, +25°C
PERCENT FULL-SCALE CURRENT (%)
PERCENT FULL-SCALE CURRENT (%)
PERCENT FULL-SCALE CURRENT (%)
0.1
0.1
0.1
PF = –0.866, –40°C
PF = +0.5, +85°C
PF = +1, +25°C
1
1
1
+25°C
+85°C
–40°C
PF = –0.866, +85°C
PF = –0.866, +25°C
PF = –0.5, +25°C
PF = +0.5, –40°C
10
10
10
ADE7758
100
100
100