Name: Allen-Bradley 1734-OB8S
Brand: Allen-Bradley
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Rockwell Automation Publication 1734-UM013N-EN-P - September 2017 11

Summary of Changes

This manual contains new and updated information as indicated in the following

table.

Topic Page

Updated important statement on grounding. 62

Additional Resources14
Safety Precautions17
Securing the System18
POINT Guard I/O Modules in CIP Safety Systems19
OB8S Safety Digital Output Module Features20
Programming Requirements21
Safety Application Requirements22
POINT Guard I/O Analog Input Module26
Single-Channel Mode28
Dual-Channel Mode and Discrepancy Time29
Dual-Channel, Equivalent30
Dual-Channels, Complementary31
Safety Input Fault Recovery32
Safety Analog Inputs (1734-IE4S)33
Digital Input Filter34
Channel Offset35
Using a Single-Channel Sensor36
Dual-Channel Equivalent Mode37
Tachometer Mode38
Safety Outputs39
Safety Outputs40
Safety Output with Test Pulse41
Dual-Channel Mode42
Single-Channel Mode, 1734-OB8S Only43
Muting Lamp Operation (1734-IB8S)44
I/O Status Data45
Digital I/O Status Data46
Example 1: Isolating Field Power Segments49
Example 2: POINT Guard I/O Used with AC I/O Modules50
Placing Series a Digital and Analog Modules51
Placing Series B Digital Modules52
Install the Module Precautions54
European Hazardous Location Approval55
North American Hazardous Location Approval56
Prevent Electrostatic Discharge57
Connect the Module to the Mounting Base59
Connect the Removable Terminal Block60
Remove a Mounting Base61
Terminal Layout63
Connection Details65
Wiring Examples67
Single-Channel Safety Contactor68
Dual-Channel Safety Contactors69
Bipolar Safety Outputs70
Safety Analog Input Wiring71
Guardlogix Controller System Add and Configure the Ethernet Bridge80
Add and Configure the 1734 Ethernet Adapter81
Add and Configure Safety Digital Input Modules84
Configure the Safety Digital Inputs89
Configure the Test Outputs92
Add and Configure Safety Digital Output Modules93
Configure the Safety Digital Outputs97
Add and Configure Safety Analog Input Modules98
Rockwell Automation Publication 1734-UM013N-EN-P - September99
Configure the Safety Analog Input Channel Operation101
Configure the Safety Analog Inputs102
Configure Safety Analog Input Alarms (Optional)103
Configure Tachometer Operation105
Values and States of Tags107
Configure Safety Connections109
Configuration Ownership110
Save and Download the Module Configuration111
Auto-Addressing with a 1734-PDN Adapter116
Set up Your Devicenet Network118
Configure the POINT Guard I/O Modules119
Configure Digital Safety Outputs122
Configure Safety Analog Inputs123
Configure the Smartguard Controller128
Complete the Set up of the Smartguard Controller132
Save and Download Module Configuration133
Determine if Devices Can be Verified144
Select Devices to Verify145
Review the Safety Device Verification Reports147
O Modules Manually Setting the Safety Network Number150
Resetting a Module to Out-Of-Box Condition151
By Using the Logix Designer Application152
By Using Rsnetworx for Devicenet Software153
Exists' Enabled154
Replacement with 'Configure Always' Enabled159
Controller on a Devicenet Network161
Module166
Network Status167
IE4S Safety Analog Input Status168
OB8S Safety Output Status169
Message Instructions171
Configure the Message Instruction172
Class, Instance, and Attribute Data for I/O Modules173
Technical Specifications for Series a Modules177
Safety Digital Output Module Specifications179
Safety Analog Input Module Specifications180
Technical Specifications for Series B Modules189
Safety Digital Output Module Specifications192
Safety Digital Output Module Specifications 1734-OBV2S194
Environmental Specifications196
Certifications199
Series a Safety Data202
Series B Safety Data205
Product Failure Rates (Failures Per Hour)209
Appendix E212
Appendix E213
Appendix E214
Input Assemblies215
Rockwell Automation Publication 1734-UM013N-EN-P - September216
Configuration Assemblies219
Using Data from Modules Configured Via the Generic Profile225

Brand	Allen-Bradley
Model	1734-OB8S
Category	Control Unit
Language	English

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