Allen-Bradley 1734-IB8S User manual

Point Guard I/O Safety Modules
Catalog Numbers 1734-IB8S, 1734-OB8S, 1734-IE4S, 1734-OBV2S
User Manual
Original Instructions

Important User Information
Read this document and the documents listed in the additional resources section about installation, configuration, and
operation of this equipment before you install, configure, operate, or maintain this product. Users are required to
familiarize themselves with installation and wiring instructions in addition to requirements of all applicable codes, laws,
and standards.
Activities including installation, adjustments, putting into service, use, assembly, disassembly, and maintenance are
required to be carried out by suitably trained personnel in accordance with applicable code of practice.
If this equipment is used in a manner not specified by the manufacturer, the protection provided by the equipment may
be impaired.
In no event will Rockwell Automation, Inc. be responsible or liable for indirect or consequential damages resulting from
the use or application of this equipment. In case of malfunction or damage, no attempts at repair should be made. The
module should be returned to the manufacturer for repair. Do not dismantle the module.
The examples and diagrams in this manual are included solely for illustrative purposes. Because of the many variables and
requirements associated with any particular installation, Rockwell Automation, Inc. cannot assume responsibility or
liability for actual use based on the examples and diagrams.
No patent liability is assumed by Rockwell Automation, Inc. with respect to use of information, circuits, equipment, or
software described in this manual.
Reproduction of the contents of this manual, in whole or in part, without written permission of Rockwell Automation,
Inc., is prohibited
Throughout this manual, when necessary, we use notes to make you aware of safety considerations.
Labels may also be on or inside the equipment to provide specific precautions.
WARNING: Identifies information about practices or circumstances that can cause an explosion in a hazardous
environment, which may lead to personal injury or death, property damage, or economic loss.
ATTENTION: Identifies information about practices or circumstances that can lead to personal injury or death, property
damage, or economic loss. Attentions help you identify a hazard, avoid a hazard, and recognize the consequence.
IMPORTANT Identifies information that is critical for successful application and understanding of the product.
SHOCK HAZARD: Labels may be on or inside the equipment, for example, a drive or motor, to alert people that dangerous
voltage may be present.
BURN HAZARD: Labels may be on or inside the equipment, for example, a drive or motor, to alert people that surfaces may
reach dangerous temperatures.
ARC FLASH HAZARD: Labels may be on or inside the equipment, for example, a motor control center, to alert people to
potential Arc Flash. Arc Flash will cause severe injury or death. Wear proper Personal Protective Equipment (PPE). Follow ALL
Regulatory requirements for safe work practices and for Personal Protective Equipment (PPE).

Rockwell Automation Publication 1734-UM013N-EN-P - September 2017 3

4Rockwell Automation Publication 1734-UM013N-EN-P - September 2017

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Table of Contents
Preface Terminology. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Additional Resources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Chapter 1
POINT Guard I/O Overview Understand Suitability for Use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Installing and Replacing Modules . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Securing the System. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
POINT Guard I/O Modules in CIP Safety Systems . . . . . . . . . . . . . . 19
1734-IB8S Digital Input Module Features . . . . . . . . . . . . . . . . . . . 19
1734-OB8S Safety Digital Output Module Features . . . . . . . . . . 20
1734-OBV2S POINT Guard I/O Module Features . . . . . . . . . . 20
1734-IE4S Safety Analog Input Module Features. . . . . . . . . . . . . 20
Programming Requirements. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
CIP Safety Architectures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Safety Application Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Chapter 2
Safety Inputs, Safety Outputs,
and Safety Data
Safe States . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
POINT Guard Digital I/O Modules . . . . . . . . . . . . . . . . . . . . . . . . 25
POINT Guard I/O Analog Input Module. . . . . . . . . . . . . . . . . . . 26
Safety Inputs (1734-IB8S) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Using a Test Output with a Safety Input. . . . . . . . . . . . . . . . . . . . . 26
Single-channel Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Dual-channel Mode and Discrepancy Time. . . . . . . . . . . . . . . . . . 29
Dual-channel, Equivalent . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Dual-channels, Complementary . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Safety Input Fault Recovery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Input Delays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Safety Analog Inputs (1734-IE4S) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Input Range. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Scaling. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Digital Input Filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Sensor Power Supply. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Channel Offset. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Process Alarms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Using a Single-channel Sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Dual-channel Equivalent Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Tachometer Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Safety Outputs
(1734-OB8S and 1734-OBV2S). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Safety Output with Test Pulse . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Dual-channel Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Single-channel Mode, 1734-OB8S Only . . . . . . . . . . . . . . . . . . . . . 43
Safety Output Fault Recovery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

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Muting Lamp Operation (1734-IB8S) . . . . . . . . . . . . . . . . . . . . . . . . . . 44
I/O Status Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Digital I/O Status Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Analog I/O Status Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Chapter 3
Guidelines for Placing Power
Supplies and Modules in a System
Choosing a Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Power Supply Examples. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Example 1: Isolating Field Power Segments . . . . . . . . . . . . . . . . . . 49
Example 2: POINT Guard I/O Used with AC I/O Modules. . 50
Placing Series A Digital and Analog Modules . . . . . . . . . . . . . . . . . . . . 51
Placing Series B Digital Modules. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Chapter 4
Install the Module Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
European Hazardous Location Approval . . . . . . . . . . . . . . . . . . . . 55
North American Hazardous Location Approval. . . . . . . . . . . . . . 56
Environment and Enclosure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Prevent Electrostatic Discharge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Mount the Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Install the Mounting Base . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Connect the Module to the Mounting Base. . . . . . . . . . . . . . . . . . 59
Connect the Removable Terminal Block . . . . . . . . . . . . . . . . . . . . 60
Remove a Mounting Base . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Wire Modules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Terminal Layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Connection Details. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
Wiring Examples. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Emergency Stop Dual-channel Devices . . . . . . . . . . . . . . . . . . . . . . 67
Single-channel Safety Contactor . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Dual-channel Safety Contactors . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Bipolar Safety Outputs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Safety Analog Input Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Chapter 5
Configure the Module in a
GuardLogix Controller System
Set up the Module. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Add and Configure the Ethernet Bridge. . . . . . . . . . . . . . . . . . . . . . . . . 80
Add and Configure the 1734 Ethernet Adapter . . . . . . . . . . . . . . . . . . 81
Add and Configure Safety Digital Input Modules . . . . . . . . . . . . . . . . 84
Add the Safety Digital Input Module. . . . . . . . . . . . . . . . . . . . . . . . 84
Configure the Safety Digital Inputs . . . . . . . . . . . . . . . . . . . . . . . . . 89
Configure the Test Outputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
Add and Configure Safety Digital Output Modules . . . . . . . . . . . . . . 93
Add the Safety Digital Output Module . . . . . . . . . . . . . . . . . . . . . . 93
Configure the Safety Digital Outputs . . . . . . . . . . . . . . . . . . . . . . . 97
Add and Configure Safety Analog Input Modules. . . . . . . . . . . . . . . . 98

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Add the Safety Analog Input Module . . . . . . . . . . . . . . . . . . . . . . . 98
Configure the Safety Analog Input Channel Operation. . . . . . 101
Configure the Safety Analog Inputs . . . . . . . . . . . . . . . . . . . . . . . . 102
Configure Safety Analog Input Alarms (Optional) . . . . . . . . . . 103
Configure Tachometer Operation . . . . . . . . . . . . . . . . . . . . . . . . . 105
Values and States of Tags . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
Configure Safety Connections. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109
Configuration Ownership . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110
Save and Download the Module Configuration . . . . . . . . . . . . . . . . . 111
Update POINT Guard I/O Modules . . . . . . . . . . . . . . . . . . . . . . . . . . 111
Chapter 6
Configure the Module for a
SmartGuard Controller
Before You Begin. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114
Set the Node Address. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114
Auto-addressing with a 1734-PDN Adapter . . . . . . . . . . . . . . . . . . . . 116
Set Up Your DeviceNet Network. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
Configure the POINT Guard I/O Modules . . . . . . . . . . . . . . . . . . . . 119
Configure Digital Safety Inputs and Test Outputs. . . . . . . . . . . 119
Configure Digital Safety Outputs . . . . . . . . . . . . . . . . . . . . . . . . . . 122
Configure Safety Analog Inputs. . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
Configure the SmartGuard Controller . . . . . . . . . . . . . . . . . . . . . . . . . 128
Set Up the Input and Output Connections . . . . . . . . . . . . . . . . . 128
Complete the Set Up of the SmartGuard Controller. . . . . . . . . 132
Save and Download Module Configuration . . . . . . . . . . . . . . . . . . . . 133
Chapter 7
Configuring Safety Connections
between a GuardLogix Controller
and POINT Guard I/O Modules on a
DeviceNet Network
Configure the Module in RSNetWorx for DeviceNet Software . . 135
Add the POINT Guard I/O Module to the Controller Project. . . 136
Complete the Safety Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
Download the DeviceNet Network Configuration. . . . . . . . . . . . . . 142
Verify Your DeviceNet Safety Configuration . . . . . . . . . . . . . . . . . . . 143
Determine If Devices Can Be Verified. . . . . . . . . . . . . . . . . . . . . . 144
Select Devices to Verify . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145
Review the Safety Device Verification Reports . . . . . . . . . . . . . . 147
Lock Safety Devices. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147
Chapter 8
Replacing POINT Guard I/
OModules
The Safety Network Number . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
Manually Setting the Safety Network Number. . . . . . . . . . . . . . . . . . 150
Resetting a Module to Out-of-box Condition. . . . . . . . . . . . . . . . . . . 151
By Using the Logix Designer Application . . . . . . . . . . . . . . . . . . . 152
By Using RSNetWorx for DeviceNet Software. . . . . . . . . . . . . . 153
Replace a Module in a GuardLogix System on an EtherNet/IP Network
154
Replacement with `Configure Only When No Safety Signature
Exists’ Enabled . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 154

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Replacement with ‘Configure Always’ Enabled. . . . . . . . . . . . . . 159
Replace a Module When Using a SmartGuard or GuardLogix
Controller on a DeviceNet Network . . . . . . . . . . . . . . . . . . . . . . . . . . . 161
Appendix A
Indicators Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 166
Network Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167
Configuration Lock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167
Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167
1734-IE4S Sensor Power. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167
1734-IE4S Safety Analog Input Status . . . . . . . . . . . . . . . . . . . . . . . . . 168
1734-IB8S Safety Input Status. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 168
1734-OB8S Safety Output Status. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 169
1734-OBV2S Safety Output Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . 169
Appendix B
Get I/O Diagnostic Status from
Modules in
Logix Systems
Message Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 171
Configure the Message Instruction . . . . . . . . . . . . . . . . . . . . . . . . . . . . 172
Class, Instance, and Attribute Data for I/O Modules . . . . . . . . . . . . 173
Appendix C
Specifications Technical Specifications for Series A Modules . . . . . . . . . . . . . . . . . . 177
Safety Digital Input Module Specifications . . . . . . . . . . . . . . . . . 177
Safety Digital Output Module Specifications. . . . . . . . . . . . . . . . 179
Safety Analog Input Module Specifications . . . . . . . . . . . . . . . . . 180
Technical Specifications for Series B Modules . . . . . . . . . . . . . . . . . . 189
Safety Digital Input Module Specifications . . . . . . . . . . . . . . . . . 189
Safety Digital Output Module Specifications. . . . . . . . . . . . . . . . 192
Safety Digital Output Module Specifications 1734-OBV2S . . . . . . 194
Environmental Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 196
Certifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 199
Standards. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 199
Appendix D
Safety Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 201
Series A Safety Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 202
Series B Safety Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 205
Product Failure Rates (failures per hour) . . . . . . . . . . . . . . . . . . . . . . . 209
Appendix E
Configuration Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 211
Appendix F
I/O Assemblies Input Assemblies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 215

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Output Assemblies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 216
Analog Input Assemblies. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 216
Configuration Assemblies. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 219
Using Data from Modules Configured Via the Generic Profile . . . 225

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Notes: