GE PACSystems RX7i Cpu Programmer's Reference Manual

Also see for PACSystems RSTi-EP: Reference manual User manual

Contents

GE PACSystems RX7i Cpu Programmer's Reference Manual Manual pdf 75 page image

Chapter 3. Program Data60 PACSystems* RX7i, RX3i and RSTi-EP CPU Programmer's Reference Manual GFK-2950C3.12 Word-for-Word ChangesMany changes to the program that do not modify the size of the program are considered word-for-word changes. Examples include changing the type of contact or coil, or changing a referenceaddress used for an existing function block.The following are word-for-word changes:▪ Switching between two symbolic variables▪ Switching between a symbolic variable and a mapped variable▪ Switching between a constant and a symbolic variable3.12.1 Exception: Symbolic VariablesCreating, deleting, or modifying a symbolic variable definition is not a word-for-word change.