Setting the sampling rate – Rockwell Automation 1336T ControlNet Frn1.02 Rev 1.5 User Manual

Page 206

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8–4

Using the Trend Features

Publication 1336 FORCE–5.18 ––March, 1999

You can specify how often you want the FORCE Drive to take data
samples. Data samples may be taken from 2 milliseconds apart to 30
seconds apart.

Note: The trigger condition is evaluated:

at the rate of sampling whenever the sampling rate is less than
20 milliseconds.

at 20 milliseconds whenever the sampling rate exceeds 20
milliseconds.

1. Select a sampling rate between 0 and 30 seconds.

2.

If you are programming

Trend:

Then enter the sample rate in:

1

Parameter 458

2

Parameter 468

3

Parameter 478

4

Parameter 488

Note: The FORCE drive will round the desired sample rate to the

nearest 2–millisecond interval.

Setting the Sampling Rate

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