Woodward 8237-2594 User manual

Product Manual 35086
(Revision -, 2/2018)
Original Instructions
ProTech-GII Overspeed Protection Device
with Math Enhancements
Installation and Operation Manual
Released

General
Precautions
Read this entire manual and all other publications pertaining to the work to be
performed before installing, operating, or servicing this equipment.
Practice all plant and safety instructions and precautions.
Failure to follow instructions can cause personal injury and/or property damage.
Revisions
This publication may have been revised or updated since this copy was produced.
To verify that you have the latest revision, check manual
26455 , Customer
Publication Cross Reference and Revision Status & Distribution Restrictions, on
the publications page of the Woodward website:
www.woodward.com/publications
The latest version of most publications is available on the publications page. If
your publication is not there, please contact your customer service representative
to get the latest copy.
Proper Use
Any unauthorized modifications to or use of this equipment outside its specified
mechanical, electrical, or other operating limits may cause personal injury and/or
property damage, including damage to the equipment. Any such unauthorized
modifications: (i) constitute "misuse" and/or "negligence" within the meaning of
the product warranty thereby excluding warranty coverage for any resulting
damage, and (ii) invalidate product certifications or listings.
Translated
Publications
If the cover of this publication states "Translation of the Original Instructions"
please note:
The original source of this publication may have been updated since this
translation was made. Be sure to check manual
26455 , Customer Publication
Cross Reference and Revision Status & Distribution Restrictions, to verify whether
this translation is up to date. Out-of-date translations are marked with . Always
compare with the original for technical specifications and for proper and safe
installation and operation procedures.
Revisions— A bold, black line alongside the text identifies changes in this publication since the
last revision.
Woodward reserves the right to update any portion of this publication at any time. Information provided by Woodward is
believed to be correct and reliable. However, no responsibility is assumed by Woodward unless otherwise expressly
undertaken.
Manual 35086
Copyright © Woodward, Inc. 2017
All Rights Reserved
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Contents
WARNINGS AND NOTICES ...............................................................................................................8
ELECTROSTATIC DISCHARGE AWARENESS......................................................................................9
REGULATORY COMPLIANCE..........................................................................................................10
ACRONYMS AND DEFINITIONS .......................................................................................................13
CHAPTER 1. GENERAL INFORMATION............................................................................................14
Purpose and Scope..................................................................................................................................... 14
How to Use This Manual............................................................................................................................. 14
Description .................................................................................................................................................. 14
Applications................................................................................................................................................. 15
What’s New ................................................................................................................................................. 17
CHAPTER 2. INSTALLATION...........................................................................................................19
Introduction ................................................................................................................................................. 19
Unpacking ................................................................................................................................................... 19
Hardware Installation Procedure................................................................................................................. 19
Enclosures................................................................................................................................................... 20
Module Removal and Installation—Bulkhead Mount Package................................................................... 23
Module Removal and Installation—Panel Mount Package......................................................................... 31
Mounting Location Considerations.............................................................................................................. 32
Power Supply Requirements....................................................................................................................... 33
Input/Output Specifications ......................................................................................................................... 35
Shielded Wiring ........................................................................................................................................... 38
Control Wiring Guidelines ........................................................................................................................... 38
CHAPTER 3. FUNCTIONALITY.........................................................................................................50
Introduction ................................................................................................................................................. 50
Features ...................................................................................................................................................... 50
Product Models ........................................................................................................................................... 53
Inputs and Outputs...................................................................................................................................... 59
Overspeed and Over-Acceleration Detection Logic.................................................................................... 61
Speed Diagnostics ...................................................................................................................................... 64
Start Logic ................................................................................................................................................... 64
Test Routines .............................................................................................................................................. 66
Alarm and Trip Latches............................................................................................................................... 68
System Logs ............................................................................................................................................... 70
ProTech-GII Response Time Performance................................................................................................. 71
CHAPTER 4. FRONT PANEL INTERFACE .........................................................................................74
Introduction ................................................................................................................................................. 74
Screen Layout ............................................................................................................................................. 75
Keypad Functions ....................................................................................................................................... 76
Navigation ................................................................................................................................................... 77
Passwords................................................................................................................................................... 78
Monitor Menu .............................................................................................................................................. 79
View Logs.................................................................................................................................................... 91
CHAPTER 5. CONFIGURATION USING THE FRONT PANEL ...............................................................94
Introduction ................................................................................................................................................. 94
Editing Configuration Settings from the Front Panel................................................................................... 95
Configure Menu Page ................................................................................................................................. 95
Configuration Procedure ............................................................................................................................. 96
CHAPTER 6. TEST ROUTINES ......................................................................................................113
Test Modes Menu ..................................................................................................................................... 113
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Temporary Overspeed Setpoint Test........................................................................................................ 113
Manual Simulated Speed Test.................................................................................................................. 116
Auto Simulated Speed Test ...................................................................................................................... 118
Auto-Sequence Test ................................................................................................................................. 120
Lamp Test ................................................................................................................................................. 122
General Testing Notes .............................................................................................................................. 122
CHAPTER 7. PROGRAMMING AND CONFIGURATION TOOL (PCT)..................................................123
General...................................................................................................................................................... 123
Installation of the PCT............................................................................................................................... 123
PCT Levels of Operation........................................................................................................................... 124
Using the PCT........................................................................................................................................... 125
CHAPTER 8. CONFIGURATION USING THE PCT............................................................................142
Introduction ............................................................................................................................................... 142
Configuration Settings............................................................................................................................... 143
Input Configuration.................................................................................................................................... 145
Functions Configuration ............................................................................................................................ 150
Configuration Checks................................................................................................................................ 154
Error Messages......................................................................................................................................... 155
CHAPTER 9. MODBUS COMMUNICATIONS ....................................................................................156
Introduction ............................................................................................................................................... 156
Monitor Only.............................................................................................................................................. 156
Monitor and Control................................................................................................................................... 156
Modbus Interface ...................................................................................................................................... 157
Port Adjustments....................................................................................................................................... 157
ProTech-GII Parameter Addresses........................................................................................................... 157
CHAPTER 10. SAFETY MANAGEMENT..........................................................................................163
Product Variations Certified ...................................................................................................................... 163
Safe State.................................................................................................................................................. 163
SIL Specifications...................................................................................................................................... 163
Failure Rate Data ...................................................................................................................................... 164
Response Time Data ................................................................................................................................ 164
Limitations ................................................................................................................................................. 164
Management of Functional Safety ............................................................................................................ 164
Restrictions ............................................................................................................................................... 165
Competence of Personnel......................................................................................................................... 165
Operation and Maintenance Practice........................................................................................................ 165
Installation and Site Acceptance Testing.................................................................................................. 165
Functional Testing after Initial Installation................................................................................................. 165
Functional Testing after Changes ............................................................................................................. 165
Proof Testing (Functional Test)................................................................................................................. 165
CHAPTER 11 TROUBLESHOOTING ...............................................................................................167
Introduction ............................................................................................................................................... 167
CHAPTER 12. PRODUCT SUPPORT AND SERVICE OPTIONS ..........................................................174
Product Support Options........................................................................................................................... 174
Product Service Options ........................................................................................................................... 174
Returning Equipment for Repair ............................................................................................................... 175
Replacement Parts.................................................................................................................................... 176
Engineering Services ................................................................................................................................ 176
Contacting Woodward’s Support Organization......................................................................................... 176
Technical Assistance ................................................................................................................................ 177
CHAPTER 13. ASSET MANAGEMENT............................................................................................178
Product Storage Recommendations ......................................................................................................... 178
Refurbishment Period Recommendation.................................................................................................. 178
APPENDIX A. MODBUS ETHERNET GATEWAY INFORMATION ........................................................179
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Introduction ............................................................................................................................................... 179
B&B Electronics Setup .............................................................................................................................. 179
Lantronix Setup ......................................................................................................................................... 183
APPENDIX B. PROTECH-GII CONFIGURATION WORKSHEET .........................................................188
REVISION HISTORY.....................................................................................................................191
DECLARATIONS ..........................................................................................................................192
The following are trademarks of Woodward, Inc.:
ProTech
Woodward
The following are trademarks of their respective companies:
Modbus (Schneider Automation Inc.)
Pentium (Intel Corporation)
Illustrations and Tables
Figure 1-1. Typical ProTech-GII Application (Voted Trip Relay Models).................................................... 16
Figure 1-2. Typical ProTech-GII Application (Independent Trip Relay Models) ......................................... 16
Figure 1-3. Typical Gas Turbine Application (Voted Trip Relay Models).................................................... 17
Figure 2-1. Typical ProTech-GII Bulkhead Package—Front View.............................................................. 20
Figure 2-2a. Typical ProTech-GII Bulkhead Package—Front Door Open.................................................. 21
Figure 2-2b. Bulkhead Schematic Showing Front Panel A Connection to Module A and Front Panel C
Connection to Module C—Top View...................................................................................... 21
Figure 2-3. Mounting Outline Diagram for Bulkhead-Mounted Models ...................................................... 22
Figure 2-4a. Typical ProTech-GII Panel Mount Package—Front View ...................................................... 26
Figure 2-4b. Typical ProTech-GII Panel Mount Package—Rear View with Cover..................................... 26
Figure 2-4c. Typical ProTech-GII Panel Mount Package—Rear View without Cover Showing Module
Orientation.............................................................................................................................. 27
Figure 2-4d. Panel Mount Schematic Showing Front Panel A Connection to Module A and Front Panel C
Connection to Module C—Top View...................................................................................... 27
Figure 2-5a. Mounting Outline Diagram for Panel-Mount Models .............................................................. 28
Figure 2-5b. Mounting Outline Diagram for Panel-Mount Models .............................................................. 29
Figure 2-5c. Panel Cutout Diagram for Panel-Mount Models..................................................................... 30
Figure 2-6. Screw Connection Terminal Block............................................................................................ 39
Figure 2-7. Inside View of ProTech-GII....................................................................................................... 40
Figure 2-8. ProTech-GII Control Wiring Diagram........................................................................................ 41
Figure 2-9. Trip Module—Included within Voted Trip Relay Units Only ..................................................... 42
Figure 2-10a. Power Supply Field Wiring Routing & Stress Relief Diagram .............................................. 42
Figure 2-10b. I/O Wiring Routing & Stress Relief Diagram......................................................................... 43
Figure 2-10c. Relay Output Field Wiring Routing & Stress Relief Diagram................................................ 43
Figure 2-11a. Example MPU (Passive Magnetic Pickup Unit) Wiring ........................................................ 44
Figure 2-11b. Example Proximity Probe (Active Magnetic Pickup Unit) Wiring (Internal Power)............... 45
Figure 2-11c. Example Proximity Probe (Active Magnetic Pickup Unit) Wiring (External Power, Non-
preferred)................................................................................................................................ 45
Figure 2-11d. Example Eddy Current Probe (Active Magnetic Pickup Unit) Wiring ................................... 45
Figure 2-12a. Example Standard Discrete Input Wiring (Internal Power Option) ....................................... 46
Figure 2-12b. Example Standard Discrete Input Wiring (External Power Option)...................................... 46
Figure 2-13. Example Analog Output Wiring .............................................................................................. 47
Figure 2-14a. Example Trip Relay Output Wiring ....................................................................................... 47
Figure 2-14b. Example Trip Relay Wiring (per Module) (Independent Trip Relay) (Internal Supply)......... 48
Figure 2-14c. Example Trip Relay Wiring (per Module) (Independent Trip Relay) (External Supply)........ 48
Figure 2-14d. Example Trip Relay Wiring (Voted Trip Relay Models)........................................................ 49
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Figure 2-14e. Example Alarm Relay Wiring (Internal Supply) .................................................................... 49
Figure 3-1. Module Diagram without Speed Redundancy Manager Configured........................................ 51
Figure 3-2. Module Diagram with Speed Redundancy Manager Configured ............................................. 52
Figure 3-3. Basic Functional Overview of Independent Trip Relay Models................................................ 53
Figure 3-4. Functional Diagram of Single ProTech-GII module with Independent Trip Relay Outputs...... 54
Figure 3-5. Example TMR Trip Block Assembly Interface .......................................................................... 55
Figure 3-6. Basic Functional Overview of Voted Trip Relay Models .......................................................... 56
Figure 3-7. Functional Diagram of Single ProTech-GII Module with Voted Trip Relay Outputs................. 57
Figure 3-8. Simplex Trip Block Assembly ................................................................................................... 58
Figure 3-9. Dual Redundant Trip Block Assembly...................................................................................... 59
Figure 3-10. Over-Acceleration Enabling Diagram ..................................................................................... 62
Figure 3-11. Start Logic Diagram................................................................................................................ 65
Figure 3-12. Speed Fail Trip Diagram......................................................................................................... 65
Figure 3-13. Speed Fail Timeout Trip Diagram........................................................................................... 66
Figure 3-14. Total System Response Time Based on Sensed Frequency Level for Independent Trip Relay
Models when Speed Redundancy Manager Function is not Configured............................... 71
Figure 3-15. Total System Response Time Based on Sensed Frequency Level for Independent Trip Relay
Models when Speed Redundancy Manager Function is Configured..................................... 72
Figure 3-16. Total System Response Time Based on Sensed Frequency Level for 2oo3 Voted Trip Relay
Models when Speed Redundancy Manager Function is not Configured............................... 72
Figure 3-17. Total System Response Time Based on Sensed Frequency Level for 2oo3 Voted Trip Relay
Models when Speed Redundancy Manager Function is Configured..................................... 73
Figure 3-18. Response Time Definition ...................................................................................................... 73
Figure 4-1. ProTech-GII Front Panel .......................................................................................................... 74
Figure 4-2. ProTech-GII Screen.................................................................................................................. 75
Figure 4-3. ProTech-GII Faceplate ............................................................................................................. 76
Figure 4-4. Home screen (with Alarm) ........................................................................................................ 77
Figure 4-5. Home screen (with Trip) ........................................................................................................... 77
Figure 4-6. Password Entry Screen Example............................................................................................. 78
Figure 4-7. Monitor Menu............................................................................................................................ 79
Figure 4-8. Monitor Summary Screen Example.......................................................................................... 80
Figure 4-9. Monitor Trip Latch Screen Example ......................................................................................... 80
Figure 4-10. Monitor Alarm Latch Screen Example.................................................................................... 81
Figure 4-11. Monitor Dedicated Discrete Inputs Screen Example.............................................................. 82
Figure 4-12. Monitor Speed Input Screen Example.................................................................................... 83
Figure 4-13. Monitor Speed Redundancy Manager Screen Example ........................................................ 83
Figure 4-14. Monitor Acceleration Redundancy Manager Screen Example............................................... 84
Figure 4-15. Monitor Speed Fail Timer Screen Example............................................................................ 85
Figure 4-16. Monitor Speed Readout (Home) Screen Example................................................................. 85
Figure 4-17. Monitor Shared Start Input Screen Example.......................................................................... 86
Figure 4-18. Monitor Shared Reset Input Screen Example ........................................................................ 86
Figure 4-19. Monitor Shared Speed Fail Override Input Screen Example ................................................. 87
Figure 4-20. Monitor Modbus Screen Example .......................................................................................... 87
Figure 4-21. Monitor/Set Date & Time Screen Example............................................................................. 88
Figure 4-22. Edit/Change Mode Active Screen Example ........................................................................... 88
Figure 4-23. Highlight Time Field to Edit Screen Example ......................................................................... 89
Figure 4-24. Ready to Apply Changes Screen Example ............................................................................ 89
Figure 4-25. Monitor System Status ........................................................................................................... 90
Figure 4-26. Monitor Module Information.................................................................................................... 90
Figure 4-27. Logs Menu Screen Example .................................................................................................. 91
Figure 4-28. Overspeed/Over-Acceleration Log Screen Example.............................................................. 91
Figure 4-29. Trip Log Screen Example ....................................................................................................... 92
Figure 4-30. Alarm Log Screen Example.................................................................................................... 92
Figure 4-31. Peak Speed/Acceleration Log Screen Example..................................................................... 93
Figure 4-32. Reset Logs Screen Example.................................................................................................. 93
Figure 5-2. Configure Menu Screen Example............................................................................................. 95
Figure 5-3. Save Configuration Screen Example........................................................................................ 97
Figure 5-4. Configure Display Screen Example.......................................................................................... 97
Figure 5-5. Configure Speed Submenu Screen Example........................................................................... 98
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Figure 5-6. Configure Speed Input Screen Example .................................................................................. 99
Figure 5-7. Configure Acceleration Screen Example................................................................................ 100
Figure 5-8. Configure Start Logic.............................................................................................................. 100
Figure 5-9. Configure Speed Redundancy Manager Screen Example .................................................... 101
Figure 5-10. Configure Acceleration Redundancy Manager Screen Example......................................... 102
Figure 5-11. Configure Trip Latch Screen Example ................................................................................. 102
Figure 5-12. Configure Alarm Latch Screen Example .............................................................................. 103
Figure 5-13. Configure Dedicated Discrete Submenu Screen Example .................................................. 103
Figure 5-14. Configure Start Input Sharing Screen Example ................................................................... 104
Figure 5-15. Configure Reset Input Sharing Screen Example.................................................................. 104
Figure 5-16. Configure Speed Fail Override Input Sharing Screen Example........................................... 105
Figure 5-17. Configure Test Modes Screen Example............................................................................... 105
Figure 5-18. Configure Auto-Sequence Test Screen Example................................................................. 106
Figure 5-19. Configure Modbus Screen Example..................................................................................... 107
Figure 5-20. Configure Power Supply Alarms Screen Example............................................................... 107
Figure 5-21. Configuration Management Menu Screen Example............................................................. 108
Figure 5-22. Configuration Overview Screen Example............................................................................. 108
Figure 5-23. Configuration Compare Screen Example............................................................................. 109
Figure 5-24. Configuration Copy Screen Example ................................................................................... 110
Figure 5-25. Configuration Copy Screen Example ................................................................................... 111
Figure 5-26. Password Change Screen Example..................................................................................... 111
Figure 6-1. Test Modes Menu................................................................................................................... 113
Figure 6-2a. Temporary Overspeed Test Screen Example...................................................................... 113
Figure 6-2b. Temporary Overspeed Test Screen Examples .................................................................... 115
Figure 6-3. Manual Simulated Speed Test Screen Example.................................................................... 116
Figure 6-4. Test Frequency Resolution..................................................................................................... 117
Figure 6-5. Manual Simulated Speed Test Screen Example.................................................................... 117
Figure 6-6. Auto Simulated Speed Test Screen Example ........................................................................ 118
Figure 6-7. Auto Sequence Test (Periodic Test Timer Enabled) Screen Example .................................. 120
Figure 6-8. Lamp Test............................................................................................................................... 122
Figure 7-1 Website Search Results .......................................................................................................... 123
Figure 7-2. Host Computer Control Panel Display Settings...................................................................... 124
Figure 7-4. ProTech-GII PCT Off-Line Window ........................................................................................ 125
Figure 7-5. Button Status (Connected) ..................................................................................................... 126
Figure 7-6. Button Status ( Not Connected).............................................................................................. 126
Figure 7-7. Information Status Bar (Not Connected) ................................................................................ 126
Figure 7-8. Information Status Bar Example (Connected)........................................................................ 126
Figure 7-9. ProTech-GII PCT Off-Line Window ........................................................................................ 127
Figure 7-10. Status Bar and Button Status before Connection................................................................. 127
Figure 7-11. PCT Connect Options Window............................................................................................. 128
Figure 7-12. Status Bar and Button Status after Connection.................................................................... 128
Figure 7-13. PCT Security Log-In Window ............................................................................................... 128
Figure 7-14. Drop-Down Menu “Settings” ................................................................................................. 129
Figure 7-15. Prompt to Set Settings File Default Values ......................................................................... 130
Figure 7-16. Prompt for Settings File to Modify ........................................................................................ 130
Figure 7-17. Prompt to Connect................................................................................................................ 131
Figure 7-18. Prompt for Settings File to Edit............................................................................................. 131
Figure 7-19. Prompt for Settings File to Load........................................................................................... 132
Figure 7-20. Configuration Error ............................................................................................................... 133
Figure 7-21. Compare Settings File Differences....................................................................................... 133
Figure 7-22. Settings File Differences....................................................................................................... 133
Figure 7-23. PCT On-Line Window........................................................................................................... 134
Figure 7-24. Edit/View Configuration On-Line Window Example ............................................................. 135
Figure 7-25 Valid Range Display for Sudden Speed Loss Threshold Setting.......................................... 136
Figure 7-26 Options Displayed When No Changes are Detected ............................................................ 136
Figure 7-27 Options Displayed When Changes are Detected.................................................................. 136
Figure 7-28 Incorrect Log-In Level............................................................................................................ 137
Figure 7-29 Configuration Error ................................................................................................................ 137
Figure 7-30 Module is not Tripped ............................................................................................................ 137
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Figure 7-31. Configuration Error Log Example ......................................................................................... 138
Figure 7-32. Trip and Alarm Log Example................................................................................................ 139
Figure 7-33. Overspeed/Acceleration Log Example ................................................................................. 140
Figure 7-34. Module Faults Log Example................................................................................................. 141
Figure 8-1. ProTech-GII PCT “Edit/View Configuration” Screen (Connected) ......................................... 143
Figure 8-2. Speed and Acceleration Configuration Example.................................................................... 145
Figure 8-3. Input Sharing Selection Configuration Example..................................................................... 148
Figure 8-4. Modbus Configuration Example ............................................................................................. 149
Figure 8-5. Test Modes Configuration Example ....................................................................................... 150
Figure 8-6. Start Logic & Power Supply Alarms Configuration Example.................................................. 152
Figure 8-7. Other Outputs Configuration Example ................................................................................... 153
Figure 8-8. Configuration Error window .................................................................................................... 155
Figure 8-9. Data Entry Range Error Example........................................................................................... 155
Figure A-1. Wiring ..................................................................................................................................... 180
Figure A-2. RS-485 2-wire ........................................................................................................................ 180
Figure A-3. Network Settings .................................................................................................................... 181
Figure A-4. Modbus TCP Settings ............................................................................................................ 181
Figure A-5. Serial Communication Settings .............................................................................................. 182
Figure A-6. Serial Modbus Settings .......................................................................................................... 182
Figure A-7. RS-232 Wiring........................................................................................................................ 183
Figure A-8. RS-285 2-wire Wiring ............................................................................................................. 184
Figure A-9. Overview ................................................................................................................................ 185
Figure A-10. Network Menu ...................................................................................................................... 185
Figure A-11. Serial Settings Menu ............................................................................................................ 186
Figure A-12. Modem Control Menu........................................................................................................... 186
Figure A-13. Advanced Menu ................................................................................................................... 187
Table 1-1. Available ProTech-GII Models................................................................................................... 15
Table 1-2 ProTech GII conversion compatibility ......................................................................................... 18
Table 2-1. Environmental Specifications..................................................................................................... 33
Table 2-2a. Low Voltage Input Specifications............................................................................................. 33
Table 2-2b. High Voltage Input Specifications............................................................................................ 33
Table 2-2c. Power Supply Input Specifications........................................................................................... 34
Table 2-3 Relay Output Power Supply Specifications ................................................................................ 34
Table 2-4. General I/O Specifications ......................................................................................................... 35
Table 2-5a. Passive Probe Specifications .................................................................................................. 35
Table 2-5b. Active Probe Specifications ..................................................................................................... 35
Table 2-6a. Independent Trip Relay Specifications .................................................................................... 36
Table 2-6b. Voted Trip Relay Specifications............................................................................................... 36
Table 2-7. Alarm Relay Specifications ........................................................................................................ 36
Table 2-8. Dedicated Discrete Input Specifications .................................................................................... 37
Table 2-9. Analog Output Specifications..................................................................................................... 37
Table 2-10. Serial Port (RS-232/RS-485) Specifications............................................................................ 37
Table 4-1. Keypad Keys Function Definitions............................................................................................. 76
Table 5-1. Front Panel Functions that Can Be Modified............................................................................. 94
Table 5-2. Home Screen Valid Values........................................................................................................ 98
Table 6-1. Simulated Speed Resolution ................................................................................................... 116
Table 7-3. Service Port and Serial Cable Specifications .......................................................................... 124
Table 8-1. Home Screen Valid Values...................................................................................................... 144
Table 8-2. Configuration Check Definitions .............................................................................................. 154
Table 9-1. Modbus Communication Port Specifications ........................................................................... 156
Table 9-2. Supported Modbus Function Codes ........................................................................................ 157
Table 9-3. Modbus Serial Communication Port Settings .......................................................................... 157
Table 9-4. Boolean Write Addresses (Code 05) ....................................................................................... 159
Table 9-5. Boolean Read Addresses (Code 02)....................................................................................... 159
Table 9-6. Analog Read Addresses (Code 04)......................................................................................... 162
Table 10-1. Trip Relay Safe State Configuration ...................................................................................... 163
Table 10-2. SIL Specifications .................................................................................................................. 163
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Table 10-3. ProTech-GII SIL3 Numbers: .................................................................................................. 164
Table 10-4. Failure Rate ........................................................................................................................... 164
Table 11-1. I/O Troubleshooting ............................................................................................................... 167
Table 11-2. Trip Indications....................................................................................................................... 170
Table 11-3. Alarm Indications ................................................................................................................... 172
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Warnings and Notices
Important Definitions
This is the safety alert symbol used to alert you to potential personal injury hazards. Obey all
safety messages that follow this symbol to avoid possible injury or death.
DANGER - Indicates a hazardous situation, which if not avoided, will result in death or serious injury.
WARNING - Indicates a hazardous situation, which if not avoided, could result in death or serious
injury.
CAUTION - Indicates a hazardous situation, which if not avoided, could result in minor or moderate
injury.
NOTICE - Indicates a hazard that could result in property damage only (including damage to the
control).
IMPORTANT - Designates an operating tip or maintenance suggestion.
Overspeed /
Overtemperature /
Overpressure
The engine, turbine, or other type of prime mover should be
equipped with an overspeed shutdown device to protect against
runaway or damage to the prime mover with possible personal injury,
loss of life, or property damage.
The overspeed shutdown device must be totally independent of the
prime mover control system. An overtemperature or overpressure
shutdown device may also be needed for safety, as appropriate.
Personal Protective
Equipment
The products described in this publication may present risks that
could lead to personal injury, loss of life, or property damage.
Always wear the appropriate personal protective equipment (PPE) for
the job at hand. Equipment that should be considered includes but is
not limited to:
Eye Protection
Hearing Protection
Hard Hat
Gloves
Safety Boots
Respirator
Always read the proper Material Safety Data Sheet (MSDS) for any
working fluid(s) and comply with recommended safety equipment.
Start-up
Be prepared to make an emergency shutdown when starting the
engine, turbine, or other type of prime mover, to protect against
runaway or overspeed with possible personal injury, loss of life, or
property damage.
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