5-4 Procedures for Communicating with an Allen-Bradley ControlLogix PLC
5-11
5
Appendix
- EtherNet/IP Compatible Network Unit DL-EP1 User’s Manual (GT2) -
• Example 2: Retrieving DL Object "Output 3 (GO)" data when reading
attributes
4
Open the "Communication" tab, and change the MSG communication
settings.
Path
Designate the device name set in "Configuration for cyclic communication".
(An example for the DLEP1 device is shown above.)
Connected, Cache Connections
• For UCMM connection: Invalidate bidirectional (default setting)
• For Class3 connection: Validate bidirectional
5
Describe the process for setting the send data and retrieving the receive
data with the ladder program, and download it to the PLC.
Item Setting Value
ServiceType GetAttributeSingle
ServiceCode - (cannot be designated)
Class 67H
Instance 02H
Attribute 76H
SourceElement - (cannot be designated)
SourceLength - (cannot be designated)
Destination Name of tag storing received data.