Rockwell Automation 1715-OF8I Redundant I/O System User Manual User Manual

Redundant i/o system

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This manual is related to the following products:

1715-IF16 Redundant I/O System User Manual, 1715-OB8DE Redundant I/O System User Manual, 1715-IB16D Redundant I/O System User Manual, 1715-AENTR Redundant I/O System User Manual

Table of contents

Document Outline

Redundant I/O System - 1715-UM001C-EN-P
Summary of Changes
- New and Updated Information
Table of Contents
- Before You Begin 13
  - Required Software 13
- Studio 5000 Environment 14
- Additional Resources 14
  - Redundant 1715 Adapter Modules 15
  - 1715 I/O Modules 16
  - 1715 I/O Modules in SIL 2 Applications 16
- System Architecture 16
  - Termination Assemblies 16
  - Base Unit Structure 17
  - 1715-AENTR Adapter Modules 17
  - I/O Modules 17
  - Module Positioning in the 1715 Redundant I/O System 18
- Layout the Hardware 20
  - System Context 20
  - Simplex Architecture 22
  - Duplex Architecture 23
  - Mixed Architecture 25
  - Bus Diagram 26
- Switchover Considerations 27
  - Obtaining a New IP Address 28
  - Ethernet Topology 29
  - Communication on the EtherNet/IP Network 30
- System Performance 31
  - Connections 31
  - RPI 32
  - Connection and Data Format 32
  - Environment and Enclosure 34
  - Prevent Electrostatic Discharge 34
  - European Hazardous Location Approval 35
  - Multi-point Network Communication Connections 35
  - Field-side Power 35
  - Removal and Insertion Under Power (RIUP) Fuses 35
  - North American Hazardous Location Approval 36
- Before You Begin 37
  - Parts List 37
  - Required Tools 38
  - Spacing Requirements 38
- System Hardware Components 39
  - 1715-AENTR Adapter Redundant Module Pair 40
  - 1715 Digital and Analog I/O Modules 41
  - 1715-A2A Adapter Base Unit 42
  - 1715-A3IO I/O Base Unit 45
  - I/O Termination Assemblies 46
  - 1715-C2 Expansion Cable 52
  - 1715-N2T and 1715-N2S Slot Filler Covers 52
  - Power Requirements 53
  - Cooling Requirements 53
  - Heating Requirements 53
  - Specify an Enclosure 54
- System Software 54
- Module Placement 55
  - Base Units 56
- Install Summary 58
  - Step 1: Enclosure DIN Rail Assembly 58
  - Step 2: Build the System 58
- Product Dimensions 59
  - DIN Rail Mounting Dimensions 59
- DIN Rail Assembly 60
  - Component Size and Weights 60
- Install the Power Supply 63
- Install the Adapter Base Unit 64
- Install the I/O Base Unit 64
- Install Termination Assembly to I/O Base Unit 67
  - Mount Termination Assemblies 68
- Mount I/O Expansion Cable 70
  - Cable Assembly 70
  - Expansion Cable 71
  - Install Expansion Cable 72
- Wire the Adapter 76
  - Connect the 24V DC System Power 76
  - Wire the Ground Connection 78
- Connect Field Wiring 79
  - Recommended Circuits for Digital Inputs 80
  - Recommended Circuits for Digital Outputs 87
  - 1715-OB8DE Digital Output Module Functional Block Diagram 88
  - Recommended Circuits for Analog Inputs 94
  - Recommended Wiring for Analog Output Modules 100
- Connect the Adapter to the Ethernet Network 102
- Module Keying 103
  - Verify Coding Pegs 105
- Install the Adapter Modules 107
- Assign an IP Address 111
  - Step 1: Assign an IP Address on the BOOTP/DHCP Server 111
  - Step 2: Configure the Module with RSLinx Software 114
- Install the I/O Modules 117
- Install Slot Filler Covers 120
- Remove Modules 121
- 1715 Digital Module Overview 123
  - 1715-IB16D Digital Input Module 124
  - 1715-OB8DE Digital Output Module 125
  - Common Features 126
- Determining Input Module Compatibility 126
  - Termination Assemblies 126
- Determining Output Module Compatibility 127
  - Termination Assemblies 127
- Using Features Common to 1715 Standard Digital I/O Modules 127
  - Removal and Insertion Under Power (RIUP) 127
  - Module Fault Reporting 128
  - Fully Software Configurable 128
  - Module Inhibiting 128
  - Status Indicator Information 129
- Features Specific to 1715-IB16D Digital Input Modules 129
  - Data Transfer on Either Cyclic Time or Change of State 129
  - Set RPI 130
  - Enable Change of State 132
  - Field-side Diagnostics 132
- Features Specific to 1715-OBD8E Digital Output Modules 133
  - Configurable Point-level Output Fault States 133
  - Output Data Echo 133
  - Fusing 134
  - Diagnostic Latch Information 135
  - Shutdown State 137
  - Energize-on-communication-failure 137
  - De-energize-to-trip 138
  - Disable Line Test 138
- Fault and Status Reporting between Input Modules and Controllers 138
- Fault and Status Reporting between Output Modules and Controllers 139
- 1715 Analog Module Overview 141
  - 1715-IF16 Analog Input Module 142
  - 1715-OF8I Analog Output Module 143
- Features Common to All Analog I/O Modules 144
  - Removal and Insertion Under Power (RIUP) 144
  - Module Fault Reporting 144
  - Fully Software Configurable 145
  - Status Indicator Information 145
  - Module Inhibiting 145
- Scaling 146
- Operating Modes 147
  - Online Mode 147
  - Offline Mode 147
  - Shutdown Mode 147
  - Ready Mode 148
  - Run Mode 148
  - Shutdown States 148
- Before You Begin 149
- Install the Software 150
- Install the Add-on Profiles 150
  - If Installing from the CD 150
  - If Installing from the Product Compatibility and
  - Download Center Website 150
  - EDS Files 152
- Create the Project in the RSLogix 5000 or
- Logix Designer Application 153
  - Step 1: Create the New Project 154
  - Step 2: Configure the Controller in the RSLogix 5000 or
  - Logix Designer Project 155
  - Step 3: Add a 1756-EN2TR Module to the Project 156
- Add the 1715-AENTR Adapter to the I/O Configuration Tree 159
  - Step 1: Configure the Adapter for the EtherNet/IP Network 159
  - Options for Setting the IP Addresses of 1715-AENTR Modules 159
  - Ethernet Network 159
  - Step 2: Add the 1715-AENTR Adapter Module to the Project 160
  - Obtaining System Status 170
- Add a 1715-IB16D Digital Input Module to the Project 172
  - Step 1: Add a 1715-IB16D Digital Input Module in
  - Duplex Mode 173
  - Step 2: Add a 1715-IB16D Digital Input Module in
  - Simplex Mode 178
- Add a1715-OB8DE Digital Output Module to the Project 181
  - Step 1: Add a 1715-OB8DE Digital Output Module in
  - Duplex Mode 181
  - Step 2: Add a 1715-OB8DE Digital Output Module in
  - Simplex Mode 185
- Add a 1715-IF16 Analog Input Module to the Project 187
  - Step 1: Add a 1715-IF16 Analog Input Module in
  - Duplex Mode 187
  - Step 2: Add a 1715-IF16 Analog Input Module in Simplex Mode 190
- Add a 1715-OF8I Analog Output Module to the Project 192
  - Step 1: Add a 1715-OF8I Analog Output Module in
  - Duplex Mode 192
  - Step 2: Add a 1715-OF8I Analog Output Module in
  - Simplex Mode 197
- SIL 2 Safety Application Requirements 202
- 1715 I/O Modules in SIL 2 Safety Applications 202
- Typical Configurations 204
- Internal Diagnostics 206
- Power Supplies 206
- Requirements for Using 1715 I/O Modules 207
  - Energize-to-action Requirements 207
- Requirements for ControlLogix-based SIL 2 Applications 208
  - Add-On Instructions 208
  - Connection Reaction Time Limit 209
- Using the 1715 Adapter in SIL 2 Applications 209
  - Reaction to Faults 210
- Using 1715 I/O Modules in SIL 2 Applications 210
  - Input Modules 210
- Considerations for Sensor and Actuator Configurations 214
- Configure SIL 2 Operation 214
  - Enable SIL 2 Operation 215
  - Specify the Connection Reaction Time Limit and
  - Requested Packet Interval 215
  - Set Safe State Values for Inputs 218
- Check SIL 2 Reset Status 219
- View Module Information 219
  - Diagnostic Data 219
- Reaction Times 220
  - System Reaction Time 220
  - Logix System Reaction Time 221
- Configuring the SIL 2 Task Period and Watchdog 222
  - SIL Task/Program Instructions 222
- Additional Resources 222
- SIL 2 Add-On Instructions Overview 223
- SIL 2 Check Data 227
- Add-On Instruction Inputs 227
- Add-On Instruction Outputs 228
- Download and Import the Add-On Instructions 229
  - Import Add-On Instructions to Upgraded Projects 230
- Create a Periodic Task for SIL 2 Safety Functions 230
  - 1715 SIL 2 Periodic Task ‘Period’ Configuration 231
- Configure an Input Module Add-On Instruction 234
- Configure an Output Module Add-On Instruction 238
  - AOI Scan Times 240
  - Safety Reaction Time Calculations 240
- Using the Add-On Instruction Data Tags in an
- Application Program 242
- Performing a SIL 2 Reset 243
- Diagnostic Features 245
- Faults 249
  - System Faults 249
  - Module Faults 249
  - Channel Faults 250
  - Field Faults 250
  - User Application Fault Indications and Logging 250
  - Troubleshooting Faults 251
- 1715 Adapter 252
  - Reset Button 255
- 1715 Digital Input Module 256
- 1715 Digital Output Module 258
- 1715 Analog Input Module 260
- 1715 Analog Output Module 262
- Introduction 265
  - Exact Match 266
  - Compatible Keying 267
  - Disabled Keying 269
- Threshold Values for Digital Inputs 271
  - Threshold Diagnostics Settings 273
- Calculate Threshold and Resistor Values 276
  - Calculate the Voltage for Off/On Conditions for
  - Threshold Values 277
  - Calculate On/Off Condition for Resistor Values 281
- Calibration Drift Checks 283
- Use Ladder Logic to Reconfigure an I/O Module 285
  - Reconfigure a Module via Logix Designer Application 285
  - Reconfigure a Module via Ladder Logic 286
- About PFD and PFH Calculations 289
- Determine Which Values to Use 289
- Calculations for 1715 I/O Modules 290
  - PFD Calculations with 10-hour MTTR 291
  - PFD Calculations with 24-hour MTTR 297
- 1715 I/O Modules 303
- 1715-AENTR Adapter Module 305
- 1715-IB16D 307
- 1715-OB8DE 308
- 1715-IF16 310
- 1715-OF8I 312
- Changes to This Manual 315
Preface
- Before You Begin
  - Required Software
- Studio 5000 Environment
- Additional Resources
1 - Redundancy System Overview
- Redundant 1715 Adapter Modules
- 1715 I/O Modules
- 1715 I/O Modules in SIL 2 Applications
- System Architecture
- Layout the Hardware
- Switchover Considerations
- System Performance
2- Installation Instructions
- Environment and Enclosure
- Prevent Electrostatic Discharge
- European Hazardous Location Approval
- Multi-point Network Communication Connections
- Field-side Power
- Removal and Insertion Under Power (RIUP) Fuses
- North American Hazardous Location Approval
- Before You Begin
  - Parts List
  - Required Tools
  - Spacing Requirements
- System Hardware Components
  - 1715-AENTR Adapter Redundant Module Pair
  - 1715 Digital and Analog I/O Modules
  - 1715-A2A Adapter Base Unit
  - 1715-A3IO I/O Base Unit
  - I/O Termination Assemblies
  - 1715-C2 Expansion Cable
  - 1715-N2T and 1715-N2S Slot Filler Covers
  - Power Requirements
  - Cooling Requirements
  - Heating Requirements
  - Specify an Enclosure
- System Software
- Module Placement
  - Base Units
- Install Summary
  - Step 1: Enclosure DIN Rail Assembly
  - Step 2: Build the System
- Product Dimensions
  - DIN Rail Mounting Dimensions
- DIN Rail Assembly
  - Component Size and Weights
- Install the Power Supply
- Install the Adapter Base Unit
- Install the I/O Base Unit
- Install Termination Assembly to I/O Base Unit
  - Mount Termination Assemblies
- Mount I/O Expansion Cable
  - Cable Assembly
  - Expansion Cable
  - Install Expansion Cable
- Wire the Adapter
  - Connect the 24V DC System Power
  - Wire the Ground Connection
- Connect Field Wiring
  - Recommended Circuits for Digital Inputs
  - Recommended Circuits for Digital Outputs
  - 1715-OB8DE Digital Output Module Functional Block Diagram
  - Recommended Circuits for Analog Inputs
  - Recommended Wiring for Analog Output Modules
- Connect the Adapter to the Ethernet Network
- Module Keying
  - Verify Coding Pegs
- Install the Adapter Modules
- Assign an IP Address
  - Step 1: Assign an IP Address on the BOOTP/DHCP Server
  - Step 2: Configure the Module with RSLinx Software
- Install the I/O Modules
- Install Slot Filler Covers
- Remove Modules
3 - Digital I/O Operation
- 1715 Digital Module Overview
- Determining Input Module Compatibility
  - Termination Assemblies
- Determining Output Module Compatibility
  - Termination Assemblies
- Using Features Common to 1715 Standard Digital I/O Modules
- Features Specific to 1715-IB16D Digital Input Modules
- Features Specific to 1715- OBD8E Digital Output Modules
- Fault and Status Reporting between Input Modules and Controllers
- Fault and Status Reporting between Output Modules and Controllers
4 - Using 1715 Analog I/O Module Features
- 1715 Analog Module Overview
  - 1715-IF16 Analog Input Module
  - 1715-OF8I Analog Output Module
- Features Common to All Analog I/O Modules
- Scaling
- Operating Modes
5 - Configure the Redundant I/O System
- Before You Begin
- Install the Software
- Install the Add-on Profiles
- Create the Project in the RSLogix 5000 or Logix Designer Application
- Add the 1715-AENTR Adapter to the I/O Configuration Tree
- Add a 1715-IB16D Digital Input Module to the Project
  - Step 1: Add a 1715-IB16D Digital Input Module in Duplex Mode
  - Step 2: Add a 1715-IB16D Digital Input Module in Simplex Mode
- Add a1715-OB8DE Digital Output Module to the Project
  - Step 1: Add a 1715-OB8DE Digital Output Module in Duplex Mode
  - Step 2: Add a 1715-OB8DE Digital Output Module in Simplex Mode
- Add a 1715-IF16 Analog Input Module to the Project
  - Step 1: Add a 1715-IF16 Analog Input Module in Duplex Mode
  - Step 2: Add a 1715-IF16 Analog Input Module in Simplex Mode
- Add a 1715-OF8I Analog Output Module to the Project
  - Step 1: Add a 1715-OF8I Analog Output Module in Duplex Mode
  - Step 2: Add a 1715-OF8I Analog Output Module in Simplex Mode
6 - 1715 Redundant I/O System in SIL 2 Safety Applications
- SIL 2 Safety Application Requirements
- 1715 I/O Modules in SIL 2 Safety Applications
- Typical Configurations
- Internal Diagnostics
- Power Supplies
- Requirements for Using 1715 I/O Modules
  - Energize-to-action Requirements
- Requirements for ControlLogix-based SIL 2 Applications
  - Add-On Instructions
  - Connection Reaction Time Limit
- Using the 1715 Adapter in SIL 2 Applications
  - Reaction to Faults
- Using 1715 I/O Modules in SIL 2 Applications
  - Input Modules
- Considerations for Sensor and Actuator Configurations
- Configure SIL 2 Operation
- Check SIL 2 Reset Status
- View Module Information
  - Diagnostic Data
- Reaction Times
  - System Reaction Time
  - Logix System Reaction Time
- Configuring the SIL 2 Task Period and Watchdog
  - SIL Task/Program Instructions
  - Configuring the Output Module Program/Fault Actions
- Additional Resources
7 - Using SIL 2 Add-On Instructions with 1715 Redundant I/O Modules
- SIL 2 Add-On Instructions Overview
- SIL 2 Check Data
- Add-On Instruction Inputs
- Add-On Instruction Outputs
- Download and Import the Add-On Instructions
  - Import Add-On Instructions to Upgraded Projects
- Create a Periodic Task for SIL 2 Safety Functions
  - 1715 SIL 2 Periodic Task ‘Period’ Configuration
- Configure an Input Module Add-On Instruction
- Configure an Output Module Add-On Instruction
  - Add-On Instruction Scan Times
  - Safety Reaction Time Calculations
- Using the Add-On Instruction Data Tags in an Application Program
- Performing a SIL 2 Reset
8 - Redundant I/O System Diagnostics
- Diagnostic Features
A- Status Indicators
- Faults
- 1715 Adapter
  - Reset Button
- 1715 Digital Input Module
- 1715 Digital Output Module
- 1715 Analog Input Module
- 1715 Analog Output Module
B - Electronic Keying
- Introduction
C - 1715-IB16D Digital Input Module Diagnostics
- Threshold Values for Digital Inputs
  - Threshold Diagnostics Settings
- Calculate Threshold and Resistor Values
  - Calculate the Voltage for Off/On Conditions for Threshold Values
  - Calculate On/Off Condition for Resistor Values
- Calibration Drift Checks
D - Reconfigure a Module Online
- Use Ladder Logic to Reconfigure an I/O Module
  - Reconfigure a Module via Logix Designer Application
  - Reconfigure a Module via Ladder Logic
E - PFD and PFH Calculations for a SIL 2 System
- About PFD and PFH Calculations
- Determine Which Values to Use
- Calculations for 1715 I/O Modules
  - PFD Calculations with 10-hour MTTR
  - PFD Calculations with 24-hour MTTR
F - SIL 2 Applications Checklist
- 1715 I/O Modules
G - I/O Tag Definitions
- 1715-AENTR Adapter Module
- 1715-IB16D
- 1715-OB8DE
- 1715-IF16
- 1715-OF8I
- H - Changes to This Manual
Index
Back Cover

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