5-4 Procedures for Communicating with an Allen-Bradley ControlLogix PLC
5-15
5
Appendix
- EtherNet/IP Compatible Network Unit DL-EP1 User’s Manual (GT2) -
• Example 2: To control with same format and procedure as set cycle data,
Access the Assembly Object attribute3: data.
1) Retrieving the DL-EP1 input data
* The message exchanged with SLC5/05 can have up to 124 words (248
bytes). Confirm that the cyclic communication data size is set to 248 in the
DL-EP1 properties.
2) Setting the DL-EP1 output data
* The message exchanged with SLC5/05 can have up to 124 words (248
bytes). Confirm that the cyclic communication data size is set to 248 in the
DL-EP1 properties.
Item Setting Value
Service ReadAssembly
ServiceCode 0EHex (Cannot be designated)
Class 04Hex (Cannot be designated)
Instance 64Hex (Monitor Data)
Attribute 03Hex (Cannot be designated)
Data Table Address (Send data) (Cannot be designated)
Size In Words (Send data) (Cannot be designated)
Data Table Address (Received
data)
Name of file storing send data
Size In Words (Received data) 84 words
Value of file storing send data
Data following the format assigned to the DL-EP1
set cycle data communication allocation can be
retrieved.
Item Setting Value
Service WriteAssembly
ServiceCode 10Hex (Cannot be designated)
Class 04Hex (Cannot be designated)
Instance 65Hex (External Input)
Attribute 03Hex (Cannot be designated)
Data Table Address (Send data) Name of file storing send data
Size In Words (Send data) 5 words
Data Table Address (Received
data)
(Cannot be designated)
Size In Words (Received data) (Cannot be designated)
Value of file storing send data
Designate with data having a format following the
DL-EP1 set cycle data communication allocation.