Rockwell Automation Publication 1734-UM013J-EN-P - July 2014
23
Chapter
2
Safety Inputs, Safety Outputs, and Safety Data
Safe States
POINT Guard Digital I/O Modules
These are the safe states of the digital POINT Guard I/O modules:
•
Safety outputs: OFF
•
Safety input data to network: OFF (single channel and
dual-channel equivalent)
•
Safety input data to network: OFF/ON for input channels n/n+1
(dual-channel complimentary)
Figure 3 - Safety Status
The module is designed for use in applications where the safe state is the off state.
Topic
Page
Safety Analog Inputs (1734-IE4S)
ATTENTION:
•
The safe state of the outputs is defined as the off state.
•
The safe state of the module and its data is defined as the off state.
•
Use the POINT Guard I/O module only in applications where the off state is the
safe state.
Output OFF
Input
Inputs to Network OFF
Networks
Safety
Status
44076
Summary of Contents for Allen-Bradley 1734-IB8S
Page 1: ...POINT Guard I O Safety Modules Catalog Numbers 1734 IB8S 1734 OB8S 1734 IE4S User Manual ...
Page 4: ...4 Rockwell Automation Publication 1734 UM013J EN P July 2014 Summary of Changes Notes ...
Page 10: ...10 Rockwell Automation Publication 1734 UM013J EN P July 2014 Table of Contents ...
Page 14: ...14 Rockwell Automation Publication 1734 UM013J EN P July 2014 Preface Notes ...
Page 186: ...186 Rockwell Automation Publication 1734 UM013J EN P July 2014 Appendix D Safety Data Notes ...
Page 211: ......