Datasheet

ADE7953 Data Sheet
Rev. B | Page 14 of 72
– 1.0
–0.8
–0.6
–0.4
–0.2
0
0.2
0.4
0.6
0.8
1.0
45 50 55
FREQUENCY (Hz)
60 65
ERROR (% OF READING)
09320-219
PF = +0.866
PF = –0.866
PF = 0
Figure 23. Current Channel B Reactive Energy Error as a Percentage of Reading
(Gain = 1, Temperature = 25°C) over Frequency and Power Factor
with Internal Reference, Integrator Off
–1.0
–0.8
–0.6
–0.4
–0.2
0
0.2
0.4
0.6
0.8
1.0
ERROR (% OF READING)
CURRENT CHANNEL (% FULL SCALE)
09320-220
0.1 1 10 100
Figure 24. Current Channel B IRMS Error as a Percentage of Reading
(Gain = 1, Temperature = 25°C, Power Factor = 1)
with Internal Reference, Integrator Off
–0.8
–0.6
–0.4
–0.2
0
0.2
0.4
0.6
0.8
1.0
ERROR (% OF READING)
VOLTAGE CHANNEL (% FULL SCALE)
09320-121
0.1
1
10
100
Figure 25. VRMS Error as a Percentage of Reading (Temperature = 25°C,
Power Factor = 1) with Internal Reference, Integrator Off
–1.0
–0.8
–0.6
–0.4
–0.2
0
0.2
0.4
0.6
0.8
1.0
ERROR (% OF READING)
CURRENT CHANNE
L (% FUL
L
SCALE)
+25°C
–40°C
+85°C
09320-122
0.01 0.1 1 10 100
Figure 26. Current Channel A Active Energy Error as a Percentage of Reading
(Gain = 16, Power Factor = 1) over Temperature with Internal Reference,
Integrator On
–1.0
–0.8
–0.6
–0.4
–0.2
0
0.2
0.4
0.6
0.8
1.0
ERROR (% OF READING)
CURRENT CHANNEL
(% FULL
SCALE)
09320-123
PF = –0.5
PF = +1.0
PF = +0.5
0.01 0.1 1 10 100
Figure 27. Current Channel A Active Energy Error as a Percentage of Reading
(Gain = 16, Temperature = 25°C) over Power Factor with Internal Reference,
Integrator On
–1.0
–0.8
–0.6
–0.4
–0.2
0
0.2
0.4
0.6
0.8
1.0
ERROR (% OF READING)
CURRENT CHANNEL (% FULL SCALE)
+25°C
–40°C
+85°C
09320-124
0.1 1 10 100
Figure 28. Current Channel B Active Energy Error as a Percentage of Reading
(Gain = 16, Power Factor = 1) over Temperature with Internal Reference,
Integrator On