Rockwell Automation 1769-OF4VI Compact I/O Isolated Analog Modules - Manual (Page 110)

Publication 1769-UM014B-EN-P - May 2010
D-6 Configure Modules in a Remote DeviceNet System with a 1769-ADN DeviceNet Adapter
5. Under the Configuration Settings tab, you can select the parameter that
you want to configure and initiate an action using the toolbar.
By default, the 1769-IF4I module contains six input words and no
output words.
6. Click the Data Description button to see what the six input words
represent.
The first four words are the actual analog input data, while the last two
words contain status and over- and under-range bits for the four
channels.
7. Click OK or Cancel to exit this screen and return to the Configuration
screen.
8. If your application requires only four data words and not the status
information, click the Set for I/O only button
The input size changes to four words. The revision number for the
1769-IF4I module is two. With this setting, you may leave the electronic
keying to Exact Match. It is not recommended to disable keying, but if
you are not sure of the exact revision of your module, selecting
Compatible Module allows your system to operate, while still requiring a
1769-IF4I module in slot 1.
The 1769-IF4I module allows external 24V dc power. The external power
connection allows you to draw 24V dc power for the module from your
external source, should your 1769 power supply not provide enough 24V dc
power for your particular set of 1769 I/O modules.