Allen-Bradley SLC 500 DeviceNet, User Manual, Page: 65 / 139

Publication 1747-6.5.5 - August 2000
Configuring the DeviceNet Network 4-13
2. In the Memory field, select M File .
3. Highlight the RediSTATION and the photoeye and click on the
AutoMap button.
The resulting device mapping will appear in the lower panel:
In this example, the inputs from the RediSTATION will appear in
the M1 file for the device in slot 2 as word 0, bits 0 to 7
. Recall from
chapter 2 that the START button is bit 1 and the STOP button is bit
0. Therefore, the addresses for the RediSTATION inputs are:
START M1:2.0.1
STOP M1:2.0.0
The input from the photoeye will appear in the M1 file for the
device in slot 2 as word 0, bits 8 to15
. Recall from chapter 3 that the
input bit is bit 0. Therefore, the address of the photoeye input is:
M1:2.0.8
4. Note the addresses assigned to the START and STOP buttons
and the photoeye in your system. You will enter these addresses
in the example ladder program.
RediSTATION
inputs
Photoeye
inputs