ADE7758 Ver la hoja de datos (PDF) - Analog Devices

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componentes Descripción

Fabricante

ADE7758

Poly Phase Multifunction Energy Metering IC with Per Phase Information

Analog Devices 

Data Sheet

0.4

PF = 0

0.3

0.2

–40°C

0.1

0

+25°C

–0.1

–0.2

–0.3

–0.4

–0.5

0.01

0.1

+85°C

1

10

100

PERCENT FULL-SCALE CURRENT (%)

Figure 24. Reactive Energy Error as a Percentage of Reading (Gain = +4) over

Temperature with Internal Reference and Integrator On

0.5

0.4

0.3

0.2

0.1

0

PF = 0.5

–0.1

–0.2

PF = 1

–0.3

–0.4

–0.5

45 47 49 51 53 55 57 59 61 63 65

LINE FREQUENCY (Hz)

Figure 25. Active Energy Error as a Percentage of Reading (Gain = +4) over

Frequency with Internal Reference and Integrator On

1.2

1.0

0.8

0.6

0.4

PF = 0

0.2

0

PF = 0.866

–0.2

–0.4

–0.6

–0.8

45 47 49 51 53 55 57 59 61 63 65

LINE FREQUENCY (Hz)

Figure 26. Reactive Energy Error as a Percentage of Reading (Gain = +4) over

Frequency with Internal Reference and Integrator On

ADE7758

0.8

0.6

0.4

0.2

0

–0.2

PF = 0.5

–0.4

–0.6

PF = 1

–0.8

–1.0

–1.2

0.01

0.1

1

10

100

PERCENT FULL-SCALE CURRENT (%)

Figure 27. IRMS Error as a Percentage of Reading (Gain = +1)

with Internal Reference and Integrator Off

0.8

0.6

0.4

0.2

PF = –0.5

0

–0.2

PF = +1

–0.4

–0.6

–0.8

–1.0

0.1

1

10

100

PERCENT FULL-SCALE CURRENT (%)

Figure 28. IRMS Error as a Percentage of Reading (Gain = +4)

with Internal Reference and Integrator On

0.4

0.3

0.2

0.1

0

–0.1

–0.2

–0.3

–0.4

1

10

100

VOLTAGE (V)

Figure 29. VRMS Error as a Percentage of Reading (Gain = +1)

with Internal Reference

Rev. E | Page 15 of 72

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