
4
Creating Project Files—PLC to Devices
18
Siemens Energy & Automation, Inc.
3.
Select the device from the list by pressing
Enter
or the
spacebar
. The highlight moves to the
Address
field,
and the PLC register fields now display as shown in the
example screen below.
4.
With the
Address
field highlighted, enter the device’s
address. This number should be between 1 and 254,
and match the number programmed into the device
itself. Press the
Tab
key twice to go to the
Real-Time
Data Registers
field.
5.
Highlight the
File
field and enter the file number. This
parameter is used only with Allen-Bradley PLCs to
specify the file number in the PLC that contains the reg-
ister values that are transferred to or from the device.