SKF Multilog On-Line System IMx-M User manual

User manual
Copyright 2017 by SKF Group
All rights reserved.
SKF Condition Monitoring Center –Luleå
Aurorum 30, 977 75 Luleå, Sweden
Telephone: [phone], Fax: [phone]
SKF Multilog On-Line
System IMx-M
User Manual Part No. 32179800-EN
Revision P
Protection FW 378
IMx-M Manager 2.1.31
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US 6,437,692 • US 6,489,884 • US 6,513,386 • US 6,633,822 • US 6,789,025 • US 6,792,360 •
US 7,103,511 • US 7,697,492 • WO/2003/048714
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SKF Multilog On-Line System IMx-M TOC - 1
User Manual
Table of Contents
Introduction 1-1
Important Messages .................................................................................................. 1-1
System Overview........................................................................................................ 1-5
IMx-M General Overview .......................................................................................... 1-6
IMx-M Rack and Components............................................................................ 1-6
IMx-M System Main Parts.................................................................................. 1-7
IMx-M's Unique Features ................................................................................... 1-7
Condition Monitoring Module (CMM) Buffer Storage Capacity .................... 1-8
Initiating an IMx-M............................................................................................... 1-8
IMx-M Mean Time to Failure (MTTF) ............................................................... 1-9
Protection 2-1
Safety Considerations................................................................................................ 2-1
Accuracy....................................................................................................................... 2-2
Facts to Consider Regarding Accuracy ............................................................. 2-2
Accuracy is Relative to API 670 Defined Full Scale........................................ 2-3
Measurement Types .................................................................................................. 2-4
Absolute Shaft Vibration ..................................................................................... 2-5
Casing Vibration.................................................................................................... 2-6
Complementary Differential Expansion............................................................ 2-7
Eccentricity ............................................................................................................ 2-8
Gap.......................................................................................................................... 2-8
Supported sensor-types......................................................................................... 2-9
Other....................................................................................................................... 2-9
Measurement with Voltage Output Sensor.......................................................... 2-9
Current (4-20 mA) or Voltage (0-10 V) ............................................................... 2-9
Precautions / Special Care ..................................................................................... 2-9
Configurable Engineering Units...........................................................................2-11
Piston Rod Drop .................................................................................................2-12
Piston Rod Drop Physical Properties ..................................................................2-12
Operating Modes...................................................................................................2-13
Piston Rod Drop Combined Measurement.........................................................2-17
Trigger System and Measuring Angles...............................................................2-17
Trigger Physical Interface ....................................................................................2-19
Using Digital Input as Measurement Trigger .....................................................2-20

TOC - 2 SKF Multilog On-Line System IMx-M
User Manual
Position ................................................................................................................2-20
Radial Shaft Vibration........................................................................................2-21
Speed ...................................................................................................................2-21
Temperature.......................................................................................................2-21
Alarms ........................................................................................................................2-22
Trip Multiply Factor............................................................................................2-22
Alarm Status Propagation ................................................................................2-23
Alarm Trigger Filtering......................................................................................2-24
Hysteresis...............................................................................................................2-24
Alarm Delayed Trigger and Release....................................................................2-25
First Out Indication.............................................................................................2-26
Relays .........................................................................................................................2-27
Relays on Relay Modules ..................................................................................2-28
Safety Consideration When Configuring Relays ...........................................2-31
Slot Status Relays on Protection Module ......................................................2-32
Behavior of Relay at Channel Startup............................................................2-34
Protection Part Operation.......................................................................................2-35
Startup.................................................................................................................2-35
Circuit Faults (cf) ................................................................................................2-36
PRM Circuit Faults.................................................................................................2-37
RLM Circuit Faults.................................................................................................2-42
CMM Circuit Faults ................................................................................................2-46
Bit Representation of Combined Conditions.......................................................2-47
Local Display and Local Display Selection Keypad.......................................2-49
Start Menu.............................................................................................................2-50
Bar Graph Display .................................................................................................2-51
Buffered Outputs Front Menu .............................................................................2-52
Channel Values......................................................................................................2-53
Channel Action.......................................................................................................2-54
Disarm..................................................................................................................2-58
Channel Disarm.....................................................................................................2-58
Slot Disarm ............................................................................................................2-59
Rack Disarm...........................................................................................................2-60
Release of Rack/Slot Disarm after Configuration...............................................2-60
Protection Configuration Update.....................................................................2-60
Protection Firmware Update............................................................................2-61
IMx-M Manager........................................................................................................2-62
Installation of IMx-M Manager ........................................................................2-62
Introduction to IMx-M Manager ......................................................................2-62
Project Creation and Configuration Flow.......................................................2-65
Launching the Application ................................................................................2-66
Creating a New Project .....................................................................................2-66
Editing an Existing Project................................................................................2-67
Entering Administration Mode.........................................................................2-68

SKF Multilog On-Line System IMx-M TOC - 3
User Manual
Navigating IMx-M Manager Main Menu ........................................................2-68
"File" Menu Selection............................................................................................2-68
"Show" Menu Selection ........................................................................................2-74
"Serial Communication" Menu Selection ............................................................2-74
Validating and Saving Protection Configurations .........................................2-81
Sending Protection Configuration to Protection Module ............................2-81
Disarming a Slot....................................................................................................2-81
Sending Protection Configuration to PRM .........................................................2-81
Checking for Circuit Faults ...................................................................................2-82
Establishing a Connection between Host PC and Protection Module..............2-83
Getting Protection Configuration from Protection Module.........................2-83
Export to Excel File ............................................................................................2-84
Import from Excel File .......................................................................................2-85
Generate Report File .........................................................................................2-85
Maintenance View..............................................................................................2-85
Status.....................................................................................................................2-87
Analog ....................................................................................................................2-88
Combined Meas.....................................................................................................2-88
Digital .....................................................................................................................2-89
Relays.....................................................................................................................2-90
Utilities ...................................................................................................................2-91
Acceptance Test ....................................................................................................2-91
Protection Module Configuration with IMx-M Manager....................................2-95
Building a Configuration Hierarchy.................................................................2-95
Adding a Plant Node.............................................................................................2-95
Adding an Area Node............................................................................................2-96
Adding Rack, Slot and Relay Nodes..................................................................... 2-96
Setting Slot Properties......................................................................................2-98
Assigning Protection Settings (PRM) ..................................................................2-99
Configuring Network Settings (CMM) ...............................................................2-101
Saving a Network Configuration........................................................................2-104
Updating Network Configuration.......................................................................2-105
Configuring a Slot............................................................................................ 2-105
Configuring Analog Channels........................................................................ 2-105
Initiating an Analog Channel ..............................................................................2-107
Configuring an Analog Channel .........................................................................2-110
Configuring Combined Measurements........................................................ 2-119
Identification........................................................................................................2-120
Sensor..................................................................................................................2-121
Acquisition ...........................................................................................................2-122
Alarm Levels........................................................................................................2-123
Configuring Digital Channels......................................................................... 2-126
General Settings for Speed Type.......................................................................2-128
Alarm Levels for Speed Type.............................................................................2-129
Configuring 4-20 mA Outputs...................................................................... 2-130
Configuring a Relay Module .......................................................................... 2-131
Available Relay Types .........................................................................................2-133
General Settings for Relays................................................................................2-134

TOC - 4 SKF Multilog On-Line System IMx-M
User Manual
Channel Setup for Relays .................................................................................. 2-136
Basic Analog and Digital Channel Setup .......................................................... 2-140
Advanced Analog and Digital Channel Setup................................................... 2-141
Configuration Examples ................................................................................. 2-143
Absolute Shaft Vibration.................................................................................... 2-143
Complementary Differential Expansion............................................................ 2-151
Piston Rod Drop (PRD) ...................................................................................... 2-160
GAP...................................................................................................................... 2-171
Other.................................................................................................................... 2-173
Modbus.................................................................................................................... 2-180
Modbus (L1, L2) for PRM .............................................................................. 2-180
Exported (Read) Modbus Registers .................................................................. 2-180
Imported (Write Single) Modbus Registers...................................................... 2-195
Modbus (L3) for CMM..................................................................................... 2-196
Condition Monitoring 3-1
Condition Monitoring Part Operation...................................................................... 3-1
Condition Monitoring Data Analysis ........................................................................ 3-1
IMx-M Time................................................................................................................. 3-1
Automatic Time Synchronization ...................................................................... 3-1
Manual Set Time.................................................................................................. 3-2
Hardware 4-1
Installation ................................................................................................................... 4-1
Scenario................................................................................................................. 4-1
Rack / Cabinet....................................................................................................... 4-2
Cooling ................................................................................................................... 4-3
General Electrical Interface ................................................................................ 4-6
Sensor Cables ..........................................................................................................4-6
Supply Cable ............................................................................................................4-6
Signal Grounding.....................................................................................................4-7
Signal Isolation ........................................................................................................4-8
Mains Power............................................................................................................4-9
Power Supply.........................................................................................................4-11
Power Fuses ..........................................................................................................4-12
Inrush Current .......................................................................................................4-12
Sensor Power Output ...........................................................................................4-12
Condition Monitoring Part Electrical Interface..............................................4-13
Communication Cable ...........................................................................................4-13
Data Communication ............................................................................................4-13
Ethernet Cable.......................................................................................................4-13
Hardware Configuration..........................................................................................4-13
General Configuration .......................................................................................4-14
Analog Inputs.........................................................................................................4-14
Digital Inputs..........................................................................................................4-19
Buffered Outputs...................................................................................................4-23
Protection Part Configuration..........................................................................4-24

SKF Multilog On-Line System IMx-M TOC - 5
User Manual
RS485 Modbus .....................................................................................................4-24
4-20 mA Output ...................................................................................................4-25
Protection Module Serial (USB) Interface...........................................................4-26
Condition Monitoring Part Configuration.......................................................4-27
Condition Monitoring Module Serial (USB) Interface.........................................4-27
LED Indicators...........................................................................................................4-29
Power Supply Unit (PSU)..................................................................................4-29
Relay Module (RLM)...........................................................................................4-30
Condition Monitoring Module (CMM) ..............................................................4-31
Protection Module (PRM)..................................................................................4-32
Protection Part Diagnostic Commands ................................................................4-36
Condition Monitoring Part Diagnostic Commands .............................................4-37
Network Related Condition Codes...................................................................4-37
Hardware Maintenance...........................................................................................4-38
Maintenance of Sensors ...................................................................................4-38
Ventilation Fan....................................................................................................4-38
Hot-swap.............................................................................................................4-38
Changing Modules..............................................................................................4-42
Changing Module Labels...................................................................................4-43
Event Log 5-1
Troubleshooting Guide 6-1
Problems and Symptoms ......................................................................................... 6-1
Component Check ...................................................................................................... 6-3
Firmware Recovery.................................................................................................... 6-8
Problem ................................................................................................................. 6-8
Resolution.............................................................................................................. 6-8
Technical Data 7-1
Environmental............................................................................................................. 7-1
Rack .............................................................................................................................. 7-1
Power Supply .............................................................................................................. 7-1
Power Consumption .................................................................................................. 7-2
Analog Inputs - Protection & CM............................................................................. 7-2
Digital Inputs - Protection & CM.............................................................................. 7-2
Outputs - Protection.................................................................................................. 7-2
Analog Measurement - Protection.......................................................................... 7-3
Digital Measurement –Protection .......................................................................... 7-3
Relay - Protection ...................................................................................................... 7-3
Signal Processing - Protection ................................................................................ 7-4
Interface - Protection ................................................................................................ 7-4
Analog Measurement - CM ...................................................................................... 7-4
Digital Measurement - CM....................................................................................... 7-5

TOC - 6 SKF Multilog On-Line System IMx-M
User Manual
Signal Processing - CM............................................................................................. 7-5
Interface - CM............................................................................................................. 7-5
Miscellaneous.............................................................................................................. 7-5
Quality Control ............................................................................................................ 7-6
Drawings and Connections ....................................................................................... 7-7
IMx-M Rack Drawing with Dimensions ............................................................ 7-7
Front Panel............................................................................................................ 7-8
Rear Panel............................................................................................................. 7-9
Power Supply Unit (PSU)..................................................................................7-10
Relay Module (RLM)...........................................................................................7-11
Condition Monitoring Module (CMM)..............................................................7-12
Protection Module (PRM)..................................................................................7-13
CMM + PRM Slot Connections.........................................................................7-14
Analog Inputs.........................................................................................................7-14
Digital Inputs..........................................................................................................7-15
RS485, Relay Outputs, Rack Disarm...................................................................7-15
Buffered Analog Channel Out ..............................................................................7-16
Buffered Digital Channel Out ...............................................................................7-16
4-20 mA Out .........................................................................................................7-17
Relay Module (RLM) Connections....................................................................7-18
DIP Switches on Protection Module ...............................................................7-21
DIP Switch and Jumper on Condition Monitoring Module..........................7-22
Part Number Information 8-1
Main Components ...................................................................................................... 8-1
Add-on modules................................................................................................... 8-2
Components .......................................................................................................... 8-2
Spare parts & accessories......................................................................................... 8-3
Wiring connector blocks...................................................................................... 8-3
Electrical Waste 9-1
Glossary 10-1
Limited Warranty A-1
Index i i-1