Communicating with Remote I/O

6-7

 

 

Define an I/O Status File

The I/O status file stores data for the controller’s I/O rack configuration tables. The I/O status from each remote I/O rack requires two words. These two words store the reset, present, inhibit, and fault bits for each rack.

To define an I/O status file, enter an unused integer file number (9-255) in the I/O status file field (S:16) of the controller configuration screen. If you do not want to use I/O rack configuration tables, enter 0. However, if you want to use the autoconfiguration option to create your scan list, you must define an I/O status file. Use the controller configuration screen in your programming software:

Specify Channel Configuration Information

Use the scanner mode configuration screen in your programming software to configure a channel for scanner mode.

configure the channel as a remote I/O scanner

specify the scan list

Publication 1785-UM012D-EN-P - July 2005

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Bradley Smoker PLC-5 user manual Define an I/O Status File, Specify Channel Configuration Information