Rockwell Automation 440R MSR300 Modular Safety Control System User Manual
Page 8
 
MSR300 Safety System Manual
 
Rockwell Automation 
MSR300 Manual.doc
Pg 8 of 85
Chapter 9 has detailed information about the serial data communication protocols. 
 
2.2 Annotation
Symbols
 
The following symbols have prominently inserted at appropriate places in this document 
to draw the reader's attention to important points: 
 
Symbol Meaning
This symbol is intended to draw the reader's attention to 
important safety points that help in one or more of these 
ways: 
• Identify a hazard 
• Avoid a hazard 
• Recognize the consequence 
 
 
 
 
 
Identifies information about practices or circumstances that 
can lead to personal injury or death, property damage, or 
economic loss. 
 
 
Identifies information that is critical for successful application 
and understanding of the product. 
 
 
Identifies information that could help in completing a task or 
achieving a result more efficiently or quickly. 
 
 
 
2.3 Document
Disclaimer
 
The contents of this manual have been compiled with the utmost care, and diligence has 
been used to present all the information clearly and accurately. However, the 
manufacturer cannot accept any liability for any residual errors or omissions that may be 
found in this document. If users find any errors, omissions or other deficiencies, please 
inform the manufacturer immediately. Corrections will be made in the next edition of this 
document. 
 
Nothing in this document can be interpreted to create new conditions or modify existing 
conditions of the product warranty.