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Allen-Bradley 1715-OB8DE
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Rockwell Automation Allen-Bradley 1715-OB8DE manual available for free PDF download: User Manual
Rockwell Automation Allen-Bradley 1715-OB8DE User Manual (298 pages)
Redundant I/O System
Brand:
Rockwell Automation
| Category:
I/O Systems
| Size: 25.36 MB
Table of Contents
Table of Contents
3
About this Publication
11
Before You Begin
11
Required Software
11
Download Firmware, AOP, EDS, and Other Files
11
Preface
11
Summary of Changes
11
Additional Resources
12
Chapter 1 Redundant 1715 Adapters
13
1715 I/O Modules
13
Redundancy System Overview
13
1715 I/O Modules in SIL 2 Applications
14
System Architecture
14
Termination Assemblies
14
Base Unit Structure
14
1715-AENTR Adapters
15
I/O Modules
15
Module Positioning in the 1715 Redundant I/O System
15
Layout the Hardware
17
System Context
18
Simplex Architecture
20
Duplex Architecture
21
Mixed Architecture
23
Bus Diagram
24
Switchover Considerations
25
Obtaining a New IP Address
26
Ethernet Topology
26
Communication on the Ethernet/Ip Network
28
System Performance
28
Input / Output Traffic Prioritization
28
Connections
28
Rpi
29
Connection and Data Format
29
Timestamping
30
Installation Instructions
31
Chapter 2 Environment and Enclosure
32
Prevent Electrostatic Discharge
32
European Hazardous Location Approval
33
Multi-Point Network Communication Connections
34
Field-Side Power
34
Removal and Insertion under Power (RIUP) Fuses
34
North American Hazardous Location Approval
35
Before You Begin
36
Ensure that Warranty Is Not Compromised
36
Graphical Representation
36
Parts List
36
Required Tools
37
Spacing Requirements
37
System Hardware Components
38
1715-AENTR Adapter Redundant Pair
38
1715 Digital and Analog I/O Modules
39
1715-A2A Adapter Base Unit
40
1715-A3IO I/O Base Unit
43
I/O Termination Assemblies
44
1715-C2 Expansion Cable
49
1715-N2T and 1715-N2S Slot Filler Covers
50
Power Requirements
50
Cooling Requirements
51
Heating Requirements
51
Specify an Enclosure
51
System Software
51
Module Placement
53
Base Units
54
Install Summary
55
Step 1: Enclosure DIN Rail Assembly
56
Step 2: Build the System
56
Product Dimensions
56
DIN Rail Mounting Dimensions
56
DIN Rail Assembly
57
Component Size and Weights
58
Install the Power Supply
60
Install the Adapter Base Unit
61
Install the I/O Base Unit
62
Install Termination Assembly to I/O Base Unit
64
Mount Termination Assemblies
65
Mount I/O Expansion Cable
67
Cable Assembly
67
Expansion Cable
68
Install Expansion Cable
69
Wire the Adapter
72
Connect the 24V DC System Power
72
Wire the Ground Connection
73
Connect Field Wiring
74
Recommended Circuits for Digital Inputs
75
Recommended Circuits for Digital Outputs
80
1715-OB8DE Digital Output Module FBD
82
Recommended Circuits for Analog Inputs
86
Recommended Wiring for Analog Output Modules
94
Connect the Adapter to the Ethernet Network
96
Module Keying
97
Verify Coding Pegs
99
Electronic Keying
100
More Information
101
Install the Adapters
101
Assign an IP Address
104
Step 1: Assign an IP Address on the BOOTP/DHCP Server
105
Step 2: Configure the Module with Rslinx Classic Software
108
Install the I/O Modules
110
Install Slot Filler Covers
112
Remove Modules
112
Chapter 3 Protected Mode
115
Strategy
115
Security
115
Web-Server Control
115
Enable / Disable
115
Chapter 4 1715 Digital Module Overview
117
1715-IB16D Digital Input Module
118
1715-OB8DE Digital Output Module
118
Common Features
119
Digital I/O Operation
117
Determining Input Module Compatibility
119
Termination Assemblies
120
Determining Output Module Compatibility
120
Using Features Common to 1715 Standard Digital I/O Modules
120
Removal and Insertion under Power (RIUP)
120
Module Fault Reporting
121
Fully Software Configurable
121
Module Inhibiting
121
Status Indicator Information
122
Features Specific to 1715-IB16D Digital Input Modules
122
Data Transfer on Either Cyclic Time or Change of State
122
Set RPI
123
Enable Change of State
123
Field-Side Diagnostics
124
Features Specific to 1715-OB8DE Digital Output Modules
124
Field Power Status Integers
125
Field Fault Detection
125
Configurable Point-Level Output Fault States
127
Output Data Echo
127
Fusing
128
Diagnostic Latch Information
129
Shutdown State
130
Energize-On-Communication-Failure
131
De-Energize-To-Trip
131
Disable Line Test
131
And Controllers
132
Fault and Status Reporting between Input Modules
132
Fault and Status Reporting between Output Modules
132
Chapter 5 1715 Analog Module Overview
135
1715-IF16 Analog Input Module
136
1715-OF8I Analog Output Module
137
Using 1715 Analog I/O Module Features
135
Analog I/O Modules
137
Removal and Insertion under Power (RIUP)
137
Module Fault Reporting
138
Fully Software Configurable
138
Status Indicator Information
138
Module Inhibiting
138
Features Common to All
137
Operating Modes
139
Online Mode
140
Offline Mode
140
Shutdown Mode
140
Ready Mode
140
Run Mode
141
Shutdown States
141
Scaling
139
Hart
141
HART Features
141
Configuration of HART Variables
141
Precautions for HART in a Safety System
142
Configure HART for Field Device Monitoring
142
Ab:1715_Chchart_Struc
144
HART Pass-Through
145
Using HART Pass-Through
145
HART Pass-Through Features
146
Precautions for HART Pass-Through in a Safety System
147
Installing the 1715-DTM
147
Updating the Asset Management System DTM Catalogue
149
Enable HART Pass-Through in the Controller
150
Using Factory Talk Asset Center with Analog Modules
150
1715-DTM Configuration
151
1715-DTM HART Diagnostics
153
Before You Begin
157
Chapter 6
157
Configure the Redundant I/O System
157
Install the Add-On Profiles
157
Install the Software
157
Product Installation
158
Installation of Product, this Is Achieved Using the PCDC Website
158
EDS Files
158
Create the Project in Rslogix 5000 or Studio 5000 Logix Designer
160
Step 1: Create the New Project
160
Step 2: Configure the Controller in the Project
162
Step 3: Add a 1756-EN2TR Module to the Project
163
Add the 1715-AENTR Adapter to the I/O Configuration Tree
165
Step 1: Configure the Adapter for the Ethernet/Ip Network
165
Options for Setting the IP Addresses of 1715-AENTR Modules
165
Ethernet Network
166
Step 2: Add the 1715-AENTR Adapter to the Project
166
Obtaining System Status
175
1715-IB16D Digital Input Module
177
Add the Digital Input Module to the Project
177
Step 1: Add the Digital Input Module in Duplex Mode
177
Step 2: Add the Digital Input Module in Simplex Mode
182
1715-OB8DE Digital Output Module
185
Step 1: Add the Digital Output Module in Duplex Mode
185
Step 2: Add the Digital Output Module in Simplex Mode
187
1715-IF16 Analog Input Module
189
Add the Analog Input Module to the Project
189
Step 1: Add the Analog Input Module in Duplex Mode
189
Step 2: Add the Analog Input Module in Simplex Mode
192
1715-OF8I Analog Output Module
193
Add the Analog Output Module to the Project
193
Step 1: Add the Analog Output Module in Duplex Mode
193
Step 2: Add the Analog Output Module in Simplex Mode
198
Chapter 7
201
SIL 2 Safety Application Requirements
201
1715 I/O Modules in SIL 2 Safety Applications
202
Typical Configurations
203
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
208
Using the 1715 Adapter in SIL 2 Applications
208
Reaction to Faults
208
Using 1715 I/O Modules in SIL 2 Applications
209
Input Modules
209
Considerations for Sensor and Actuator Configurations
212
Configure SIL 2 Operation
213
Enable SIL 2 Operation
213
Specify the Connection Reaction Time Limit and Requested Packet
213
Interval
213
Set Safe State Values for Inputs
215
Check SIL 2 Reset Status
216
View Module Information
216
Diagnostic Data
216
Reaction Times
217
System Reaction Time
217
Logix System Reaction Time
217
Configuring the SIL 2 Task Period and Watchdog
218
SIL Task/Program Instructions
218
Configuring the Output Module Program/Fault Actions
219
Additional Resources
220
SIL 2 Add-On Instructions Overview
221
1715 Redundant I/O System in SIL 2 Safety Applications
201
Chapter 8
224
SIL 2 Check Data
224
Add-On Instruction Inputs
225
Add-On Instruction Outputs
226
Download and Import the Add-On Instructions
227
Import Add-On Instructions to Upgraded Projects
227
Create a Periodic Task for SIL 2 Safety Functions
228
1715 SIL 2 Periodic Task 'Period' Configuration
228
Configure an Input Module Add-On Instruction
230
Configure an Output Module Add-On Instruction
233
Add-On Instruction Scan Times
235
Safety Reaction Time Calculations
236
Using the Add-On Instruction Data Tags in an Application Program
237
Performing a SIL 2 Reset
238
Chapter 9 Diagnostic Features
241
Appendix A Faults
245
System Faults
245
Module Faults
245
Channel Faults
246
Field Faults
246
User Application Fault Indications and Logging
246
Troubleshooting Faults
246
1715 Adapter
247
Reset Button
250
1715 Digital Input Module
250
1715 Digital Output Module
252
1715 Analog Input Module
253
1715 Analog Output Module
255
Threshold Values for Digital Inputs
257
Appendix B Threshold Diagnostics Settings
258
Calculate Threshold and Resistor Values
261
Calculate the Voltage for Off/On Conditions for Threshold Values
261
Calculate On/Off Condition for Resistor Values
265
Calibration Drift Checks
267
Appendix C
269
Reconfigure a Module Via Studio 5000 Logix Designer Application
269
Reconfigure a Module Via Ladder Logic
270
Use Ladder Logic to Reconfigure an I/O Module
269
About PFD and PFH Calculations
273
Appendix D
273
Calculations for 1715 I/O Modules
273
PFD Calculations with 24-Hour MTTR
274
Determine Which Values to Use
273
Communications Data
276
1715 I/O Modules
277
Appendix E 1715-AENTR Adapter
279
1715-Ib16D
280
1715-Ob8De
282
1715-If16
284
1715-Of8I
285
Appendix G
291
Index
291
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