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Rslogix 500 msg instruction
Rslogix 500 msg instruction









  • Setup Screen: Selecting Setup Screen opens the Message Instruction Setup dialog.
  • Control Block Length: This is automatically computed by the MSG instruction.
  • This is typically not the user data to be sent.
  • Control Block: This is a temporary integer file that the MSG instruction uses to store data (that is, IP address, message type, and so on).
  • (See the Rockwell documentation on how to address devices on other networks through a gateway.) Typically, this could be an Allen-Bradley ControlLogix controller. For remote communication, you have to direct the message through another device acting as a gateway to that secondary network.
  • Local/Remote: Choose Local to indicate that the DataMan reader is on the same network as the SLC Remote tells the SLC that you will be communicating to a DataMan on another network.
  • The DataMan reader acts much like a ControlLogix controller (see Rockwell document 13862). This tells the SLC which communication protocol to use.
  • Target Device: Choose PLC5 to talk to a DataMan reader.
  • Read retrieves data from the DataMan Write sends data to the DataMan.
  • Read/Write: Select the function you want to perform on a DataMan reader.
  • The following setup parameters can be configured within a Message (MSG) Instruction. Refer to the RSLogix 500 documentation for expanded instructions for developing messages.

    rslogix 500 msg instruction

    Message instructions can now be constructed within the application.

    rslogix 500 msg instruction

    Consult with a network administrator about settings.

  • Configure Channel 1 (Ethernet) as necessary.
  • The Allen-Bradley SLC has 2 channels available for configuration: Channel 1 (Ethernet) and Channel 0 (DF1 Full Duplex - serial).
  • RSS file, then open the Channel Configuration dialog (Project Folder > Controller Folder > Channel Configuration)
  • From the RSLogix 500 software program, open the.
  • Setting up the PLC for Ethernet Communication This example uses the Allen-Bradley SLC5/05 and Rockwell 500 software.

    rslogix 500 msg instruction

    This section outlines a PCCC (PC 3) Communications configuration between a DataMan reader and the PLC. From this point on, configuration and programming are done exactly as shown in the ControlLogix section above. From the Select Module dialog, choose your model of DataMan ID Reader from the list.Īfter the selection is completed, the configuration dialog for the DataMan ID Reader system is displayed.Right-click the Ethernet node in the I/O Configuration tree and select New Module.The DataMan module is added in the same way for CompactLogix as for ControlLogix. This module is configured exactly like a ControlLogix Ethernet module. It is displayed in the I/O Configuration tree as if it were a separate module on the backplane. In the CompactLogix project, the Ethernet logic module is embedded in the CompactLogix processor module.











    Rslogix 500 msg instruction