Allen-Bradley 193-DNENCAT - Logic Explicit Messaging

70 Rockwell Automation Publication 193-UM014C-EN-P - August 2016
Chapter 7 Automation Controller Communication
Table 9 - Input Assembly — Instance 104
Logic Explicit Messaging
CompactLogix, ControlLogix, and SoftLogix controllers can read and write
specific information to and from DeviceNet modules on the same DeviceNet
network through the EtherNet/IP communication auxiliary module using
Explicit Messaging.
The following steps configure a ControlLogix explicit message using the MSG
instruction to read diagnostic parameters from an E3 Plus Model and EC5
Overload Relay.
Byte Size Contents
4 Reserved (Must be 0)
2 Scanner Status Word (Parameter 1)
2 Scanner Node Address
2 Scan List Entry 1 Status Word (Parameter 2) See Table 12 on page 82
2 Scan List Entry 1 Node Address
2 Scan List Entry 2 Status Word (Parameter 3) See Table 13 on page 82
2 Scan List Entry 2 Node Address
2 Scan List Entry 3 Status Word (Parameter 4) See Table 14 on page 82
2 Scan List Entry 3 Node Address
2 Scan List Entry 4 Status Word (Parameter 5) See Table 15 on page 83
2 Scan List Entry 4 Node Address
2 Scan List Entry 5 Status Word (Parameter 6) See Table 16 on page 83
2 Scan List Entry 5 Node Address
2 Scan List Entry 6 Status Word (Parameter 7) See Table 17 on page 83
2 Scan List Entry 6 Node Address
Scan List I/O Size Produced I/O data from the first scan list entry
Scan List I/O Size Produced I/O data from the second scan list entry
Scan List I/O Size Produced I/O data from the third scan list entry
Scan List I/O Size Produced I/O data from the fourth scan list entry
Scan List I/O Size Produced I/O data from the fifth scan list entry
Scan List I/O Size Produced I/O data from the sixth scan list entry
2 Data Link 1 Data
2 Data Link 2 Data
2 Data Link 3 Data
2 Data Link 4 Data
……
2 Data Link 48 Data