A Cross Reference report identifies everywhere in the ladder program that each data table address is used.
- We can call up the Cross Reference report by double-clicking on the Cross Reference icon just below the Data File item in the project tree.
- We can also call up the Cross Reference for an individual address by right-clicking on the desired instruction in a program rung and select Cross Reference.
Under Database in the program tree, there are several items that can be used to add or modify descriptions, symbols, and comments.
- We double-click on Address/Symbol, and the “Address and Symbol Editor” opens. We can double-click on any existing symbol or address description, and an editing win...
Whenever the program is saved, the RSLogix program gives the opportunity to add revision notes to the file so that a description of the current revision can be captured.
Entering revision notes is not required but can be helpful later if we need to revert to a previous version.
If these notes e...
One of the most useful methods for documenting and troubleshooting PLC code is to create a report, or printout, of the ladder program, data tables, cross reference, or other aspects of the RSLogix 500 configuration.
