User Manual

Rockwell Automation Publication 1756-UM005B-EN-P - January 2013 107
Data Storage Appendix A
5. Create a tag to the store the data:
• The data type for the tag must be the user-defined data type you created
in step 4
.
• Because the data type in this example stores 100 data samples, the new
tag maintains a 100-word circular buffer of the rolling and CST
timestamps. You can monitor either of the timestamps to compare data
samples from one scan to the next.