Rockwell Automation 20-COMM-P Profibus Adapter - Manual (Page 25)

Configuring the Adapter 3-3
If the node address switches are set to “00”, the value of Parameter 03 -
[P-DP Addr Cfg] determines the node address.
1. Set the value of Parameter 03 - [P-DP Addr Cfg] to a unique node
address.
Figure 3.1 PROFIBUS Node Address Screen on an LCD HIM
2. Reset the adapter. Refer to the Resetting the Adapter section in this
chapter.
The I/O configuration determines the type of data sent to the drive. Logic
Command/Status, Reference/Feedback, and Datalinks may be enabled or
disabled. A “1” enables the I/O. A “0” disables it.
1. Set the bits in Parameter 11 - [DPI I/O Config]:
Figure 3.2 I/O Configuration Screen on an LCD HIM
Bit 0 is the right-most bit. In Figure 3.2 , it is highlighted and equals
“1.”
Setting the Node Address
Port 5 Device
20-COMM-P
Parameter #: 3
P-DP Addr Cfg
01
0 <> 126
Default = 01
Setting the I/O Configuration
Bit Description
0 Logic Command/Reference (Default)
1 Datalink A
2 Datalink B
3 Datalink C
4 Datalink D
5 - 16 Not Used
Port 5 Device
20-COMM-P
Parameter #: 11
DPI I/O Config
x x x x x x x x x x x 0 0 0 0
1
Cmd/Ref b00
20COMM-UM006A-EN-P.book Page 3 Friday, September 28, 2001 10:43 AM