Rockwell Automation 9323-PA1E USER MANUAL APS 6.0 User Manual

Page 77

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Preface

Advanced Programming Software User Manual

5–10

Converting an SLC 500 Program to a MicroLogix 1000 Program

The following will occur when you attempt to convert an SLC 500 program to a
micro program:

SLC 500 program files are either expanded automatically or must be deleted
manually to meet the MicroLogix 1000 controller’s fixed program file structure.

For example, if the SLC 500 program has program files 0–3, program files 4–15
will be automatically added when the program is converted to a MicroLogix
1000 controller. All program files that are added will be empty ladder files. All
existing program files will not be modified by the conversion.

If the largest program file number in the SLC 500 program is greater than 15, all
program files are maintained when converting the program to a MicroLogix
1000 controller. However, you must delete all program file numbers larger than
15 before the program can be saved. Rungs in program files greater than 15 can
be cut and pasted to valid micro files before the “extra” program files are
deleted.

Invalid instructions in the program will be flagged as errors. These instructions
must be removed before the program can be saved.

Invalid addressing and/or invalid addresses in the program will be flagged as
errors. This addressing and/or addresses must be modified or removed before
the program can be saved.

All forces are removed.

SLC 500 data files are either expanded or deleted automatically to meet the
MicroLogix 1000 controller’s fixed data file structure.

For example, if data file N9 is present in the SLC 500 program, it will be
deleted when converting the program to a MicroLogix 1000. In addition, if data
file N7 has 200 elements (N7:0 to N7:199), all elements greater than N7:104
will be deleted when converting the program to a MicroLogix 1000.

On the other hand, if data file N7 has 50 elements in the SLC 500 program
(N7:0 to N7:49), elements N7:50 to N7:104 will be added when converting to a
MicroLogix 1000. All added elements will be zero.

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