User manual

Publication LOGIX-AP010B-EN-P - May 2010 45
Software Conversions - Program Structure Chapter 2
Example
Data Block DB1 could be assigned to store data relating to valves. The data
block would store information such as the open/closed feedback status of the
valves, the error status of the valves, or the auto/manual status of the valve.
RSLogix 5000 software allows the creation of User Defined Data Types that
will often be useful in replacing Step 5 data blocks. An RSLogix 5000 User
Defined Data Type is a custom data structure made up of individual standard
data type elements.
Example
To create an RSLogix 5000 data structure to replace a Step 5 data block
containing valve information, the following User Data Structure could be
generated.