Rockwell Automation 1746-NI8 SLC 500 Analog Input Modules User Manual User Manual

Page 40

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4–9

Preliminary Operating Considerations

Publication 1746Ć6.8 - April 1997

The graph below shows the aliasing characteristic at a filter
frequency of 10 Hz with one channel enabled.

10

4

-60

Input Frequency (Hz)

Transfer Function Response (dB)

10 Hz Filter Frequency with One Channel Enabled

10

3

10

2

10

0

10

1

-40

-20

0

1333 Hz

The graph below shows the aliasing characteristic at a filter
frequency of 10 Hz with eight channels enabled.

10

4

-60

Input Frequency (Hz)

Transfer Function Response (dB)

10 Hz Filter Frequency with Eight Channels Enabled

10

3

10

2

10

0

10

1

-40

-20

0

167 Hz

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