National Instruments NI 9512 C Series, Начало работы

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Getting Started with NI 9512 Modules and AKD Servo Drives
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© National Instruments
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8. Configure the secondary feedback resolution. This is the NI 9512 steps per revolution, and
must match the
Steps Per revolution setting specified in Step 4: Configure the NI 9512
Axis .
a. Open the Feedback 2 page under the Settings tree item.
b. Set the Feedback Source to 2 - Feedback Source X7 .
c. Confirm that the Feedback Mode is 1 - Input - Step and direction signals .
d. Set the Resolution to 8,000. A setting of 8,000 counts/rev corresponds to 1 step per
count, when the AKD emulated encoder Resolution is set to 2,000 and the
NI SoftMotion encoder Counts Per revolution is set to 8,000.
Note Depending on your application needs, you can chose a value other than 8,000.
However, the Feedback 2 Resolution setting must match the NI SoftMotion Module
Steps Per revolution setting specified in Step 4: Configure the NI 9512 Axis .
Figure 21 shows the AKD WorkBench Feedback 2 page.
Figure 21. AKD WorkBench Feed b ack 2 Page