AMCI NEXUS NX2A4E2, Руководство пользователя

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4.2 Add the NX2A4E2 (continued)
7) Click on the [Change] button to open the Module Definition screen. In the size column you must change
the size from SINT to INT. Click on the “SINT” label to make a down arrow visible. Click on the down
arrow and select INT from the list. The input size value will change to 21 and the output size will change to
10. Click on the [OK] button to save the changes. You will see a warning message stating that the values
will be changed to their default. click [Yes] to clear the message and proceed.
Figure T4.4 NX2A4E2 Module Definition Screen
The NX2A4E2 will still communicate correctly with the processor if you do not change the
data size from SINT to INT. However, all of the data in the I/O tables will be in bytes instead
of words.
8) Back at the Module Properties window, you can click on the Connection tab to change the RPI time. The
default is 8 milliseconds. The minimum RPI time is 2 milliseconds.
Figure T4.5 NXA2A4E2 Communication Connection Screen
9) Click on the [
OK
] button to accept the setting for the NX2A4E2 module.
10) If needed, click on
[Close]
button to close the Select Module Type screen.
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