Figure 4.7 – Rockwell Automation 20-COMM-E PowerFlex EtherNet/IP Adapter User Manual
Page 72
4-26
Configuring the I/O
20-COMM-E EtherNet/IP Adapter User Manual
Publication 20COMM-UM010G-EN-P
Figure 4.7 PLC-5 Message Configuration Screens for the Control Timeout
General Tab Box
Setting
This PLC-5
Communication Command
PLC-5 Typed Write. The controller type and command type for the controller to write the control
timeout value to the drive.
Data Table Address
(1)
N20:0. An unused controller data table address containing the control timeout value to be written.
Size in Elements
(2)
1. Number of elements (words) to be transferred. Each element size is a 16-bit integer.
Port Number
2. Controller port to which the network is connected.
Target Device (data for adapter/drive)
Data Table Address
(3)
N42:3. Specific starting address of the destination file in the drive.
MultiHop
Yes. Enables communication to allow network messaging to be routed to the adapter/drive. When
‘Yes’ is selected, a MultiHop tab appears on the message configuration screen.
MultiHop Tab Box
Setting
To Address
10.91.100.79. The IP address of the adapter connected to the drive.
(1)
For details on data table addresses for this example project, see
(2)
For details to determine element size for a specific drive, see
Understanding Controller Data Table Addresses on page 5-22
(3)
For details on setting the control timeout value and its function, see
. The Control Timeout (N42:3) is stored in RAM. If the
20-COMM-E adapter is power cycled, the Control Timeout Message must be re-sent. If the Control Timeout is not changed from a non-zero
value, the control message (
) will error out.
TIP: The Control Timeout (N42:3) must be changed to a non-zero value
(5…20 seconds recommended). If the Control Timeout is not changed from
a non-zero value, the control message (
) will error out. The
Control Timeout is stored in RAM. If the adapter is power cycled, the
Control Timeout Message must be re-sent.