71M6521DE/71M6521FE
Energy Meter IC
DATASHEET
JANUARY 2008
TYPICAL PERFORMANCE DATA
0.5
0.4
0.3
0.2
0.1
0
-0.1
-0.2
Phase_0
-0.3
Phase_60
-0.4
Phase_300
-0.5
0.1
1
10
100
1000
Current [A]
Figure 40: Wh Accuracy, 0.1A to 200A at 240V/50Hz and Room Temperature
2
1
0
-1
-2
-3
-4
-5
-6
-7
-8
50HzHarmonic Data
60HzHarmonic Data
1
3
5
7
9
11
13
15
17
19
21
23
25
Harmonic
Measured at current distortion amplitude of 40% and voltage distortion amplitude of 10%.
Figure 41: Meter Accuracy over Harmonics at 240V, 30A
v1.0
© 2005-2008 TERIDIAN Semiconductor Corporation
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