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Allen-Bradley 1756 Series User Manual

Allen-Bradley 1756 Series
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6 Rockwell Automation Publication 1756-UM013B-EN-P - October 2019
Table of Contents
Appendix A
Troubleshoot Your Module Module Status Indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
OK Status Indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104
Use the Logix Designer Application for Troubleshooting. . . . . . . . 105
Warning Signal in the I/O Configuration Tree . . . . . . . . . . . . . 105
Status and Fault Information in Module Properties
Categories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106
Module and Point Diagnostics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
Logix Designer Application Tag Editor. . . . . . . . . . . . . . . . . . . . . 110
InternalFault Triggered on the Safety Output Module . . . . . . . . . . 111
Appendix B
Module Tag Definitions Access the Tags . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114
Name Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114
1756-IB16S Module Tags. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Input Tags . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Output Tags . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
1756-OBV8S Module Tags . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
Input Tags . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
Output Tags . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
Appendix C
Application and Wiring
Examples for Safety Modules
Before You Begin. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
1756-IB16S Module Wiring Diagrams. . . . . . . . . . . . . . . . . . . . . . . . . 120
1756-OBV8S Module Wiring Diagrams . . . . . . . . . . . . . . . . . . . . . . . 123
Bipolar Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
Sourcing Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 126
Appendix D
Safety Data for Safety Modules 1756-IB16S Safety Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130
1756-OBV8S Safety Data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131
Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .133

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Allen-Bradley 1756 Series Specifications

General IconGeneral
Series1756
BrandAllen-Bradley
CategoryControl Unit
Product TypeProgrammable Logic Controller (PLC)
Communication OptionsEtherNet/IP, ControlNet, DeviceNet
I/O ModulesDigital, Analog, Specialty
Programming SoftwareStudio 5000
MemoryVaries by processor
Operating Temperature0 to 60°C (32 to 140°F)
CertificationsUL, CE, ATEX
Processor OptionsControlLogix, CompactLogix

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