2011

Table Of Contents
ging the Environment File, Symbol Menu, or Line Type. Red text
indicates changed lines. Blue text indicates added lines.
Merge/Copy Options
The Migration Utility supports various file types for migration to the current
release of AutoCAD Electrical. Different file types have different migration
options. There are two file migration options: copy or merge.
Copy
If the Copy option is selected, the source file is copied to the file location for
the current release. You can choose to overwrite any existing destination files.
If you choose not to overwrite the existing files, only new files are migrated.
Merge
If the Merge option is selected, you can choose to overwrite existing entries.
You can indicate to maintain the user fields, text value field, and Web
hyperlink field in overwritten records when merging catalog databases. If you
choose not to overwrite existing entries, only new entries are merged.
Migration Options
Provides options for merging the PLC database file.
The Spreadsheet to PLC/IO utility uses the module category to calculate the
insertion point of a module.
Input module - inserted near the right or bottom bus line of the ladder.
Output module - inserted near the left or top bus line of the ladder.
Combination module - inserted centered between the bus lines of the
ladder.
Before AutoCAD Electrical 2009, the Spreadsheet to PLC/IO utility determined
the module category based on the value in the DESCRIPTION field or the
database table name. For example, if the DESCRIPTION field contained the
string *IN*, it was considered an input module. In AutoCAD Electrical 2009
and later, the PLC database contains a CATEGORY field.
The Migration utility compares the values in the DESCRIPTION field of the
PLC database to values you assign as input, output, or combination. If a match
is not made, the database table name is compared. If there is a match to the
134 | Chapter 2 Migration