ade7166 Analog Devices, Inc., ade7166 Datasheet - Page 19

• Manufacturer Part Number: ade7166
• Description: Single-phase Energy Measurement Ic With 8052 Mcu, Rtc, And Lcd Driver
• Manufacturer: Analog Devices, Inc.

Figure 16. Voltage and Current RMS Error as a Percentage of Reading (Gain = 1)
Figure 18. Active and Reactive Energy Error as a Percentage of Reading (Gain = 1)
Figure 17. Active Energy Error as a Percentage of Reading (Gain = 1) over
–0.2
–0.4
–0.6
–0.8
–1.0
–0.1
–0.2
–0.3
–0.4
–0.5
–0.1
–0.2
–0.3
–0.4
–0.5
1.0
0.8
0.6
0.4
0.2
0.5
0.4
0.3
0.2
0.1
0.5
0.4
0.3
0.2
0.1
0
over Power Supply with Internal Reference, Integrator Off
0
0
40
0.1
0.1
GAIN = 1
INTEGRATOR OFF
INTERNAL REFERENCE
GAIN = 1
INTEGRATOR OFF
INTERNAL REFERENCE
GAIN = 1
INTEGRATOR OFF
INTERNAL REFERENCE
I
rms
Frequency with Internal Reference, Integrator Off
VAR; 3.3V
PF = 0.5
I
rms
; 3.43V
PF = 1
over Power Supply with Internal Reference
; 3.13V
W; 3.13V
45
I
CURRENT CHANNEL (% of Full Scale)
CURRENT CHANNEL (% of Full Scale)
rms
MID CLASS B
MID CLASS B
VAR; 3.43V
; 3.3V
VAR; 3.13V
50
LINE FREQUENCY (Hz)
1
1
W; 3.3V
V
rms
55
; 3.3V
60
10
10
V
W; 3.43V
rms
V
; 3.43V
rms
; 3.13V
65
100
100
70
Rev. A | Page 19 of 144
Figure 20. Reactive Energy Error as a Percentage of Reading (Gain = 8) over
Figure 19. Active Energy Error as a Percentage of Reading (Gain = 8) over
Figure 21. Current RMS Error as a Percentage of Reading (Gain = 8) over
ADE7566/ADE7569/ADE7166/ADE7169
–0.5
–1.0
–1.5
–0.2
–0.4
–0.6
–0.8
–1.0
–0.5
–1.0
–1.5
1.5
1.0
0.5
1.5
1.0
0.5
1.0
0.8
0.6
0.4
0.2
0
0
0
0.1
0.1
0.1
GAIN = 8
INTEGRATOR OFF
INTERNAL REFERENCE
Power Factor with Internal Reference, Integrator Off
Power Factor with Internal Reference, Integrator Off
GAIN = 8
INTEGRATOR OFF
INTERNAL REFERENCE
Power Factor with Internal Reference, Integrator Off
GAIN = 8
INTEGRATOR OFF
INTERNAL REFERENCE
PF = 1
PF = 1
PF = 1
PF = +0.5
PF = –0.5
CURRENT CHANNEL (% of Full Scale)
CURRENT CHANNEL (% of Full Scale)
CURRENT CHANNEL (% of Full Scale)
PF = –0.5
PF = +0.5
PF = –0.5
1
1
1
PF = +0.5
MID CLASS C
MID CLASS C
MID CLASS C
MID CLASS C
10
10
10
100
100
100