TANDELTA OQSExISG2 User manual

UG/OQSxG2/23/0025
OIL QUALITY SENSOR
& ASSOCIATED
ACCESSORIES
USER GUIDE

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CONTACT DETAILS
Tan Delta Systems plc
1 Carrera Court
Church Road
Dinnington
Sheffield
UK
S25 2RG
Tel: [phone]
[e-mail]
Copyright notice
This manual and its content are copyright of Tan Delta Systems plc - © 2023 All rights reserved.
This document may not be distributed, transmitted electronically or stored on any other website or other
form of electronic retrieval system without express written permission of Tan Delta Systems, with the
exception of printing or downloading (to local storage) for personal and non-commercial use only.
The content also may not be exploited for commercial purposes without express written permission of Tan
Delta Systems.
Disclaimer
Read these instructions carefully and look at the equipment to become familiar with the device before
trying to install, operate, service, or maintain. Always ensure the correct configuration, installation, and
connection of the sensor in accordance with these instructions prior to any use.
The information contained within this manual affects your legal rights, responsibilities, and safety. Failure
to read and follow any instructions and warnings contained within this document may result in a serious
injury to yourself or others, damage to your Tan Delta Systems product(s), or damage to other objects.
By installing and using your Tan Delta Systems product(s), you are agreeing that you acknowledge and
understand this disclaimer and warning.
Tan Delta Systems accepts no liability for damage, injury or any legal responsibilities incurred directly or
indirectly from the use of this product. The user shall at all times observe safe and lawful practices
including, but not limited to, those set out in this document and any associated reference documents.

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AMENDMENT SHEET
Version No.
Amendment
Amended By
Date
2.0
Document re-write
R Vahter
24/10/2022
2.1
Gateway Hub Update
R Vahter
05/12/2022
2.2
Format changes
R Vahter
06/02/2023
2.3
Update to page numbering
R Vahter
10/03/2023
2.4
Update to Display Express
R Vahter
05/06/2023
2.5
General Updates to Display Express &
Communications Protocols. Update to
Software License.
R Vahter
09/11/2023

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(Page Intentionally Blank)

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1Contents
1Contents .............................................................................................. 4
1.1 Figures .......................................................................................... 8
2System Architecture ............................................................................. 10
3Accessories......................................................................................... 11
4Introduction........................................................................................ 12
4.1 Important Safety Notes......................................................................12
5Measuring Oil Quality ............................................................................ 13
5.1 Introduction...................................................................................13
5.2 Tan Delta Number............................................................................13
5.3 Oil Degradation ...............................................................................13
5.4 TDN Value vs Loss Factor Percentage .....................................................13
5.5 Traffic Lights..................................................................................14
5.6 Numbering/Levels............................................................................14
5.7 Clean Point (Start Point) ....................................................................14
5.8 Loss Factor ....................................................................................15
6OQSxG2 (Standard Sensor) ...................................................................... 16
6.1 Sensor Configuration.........................................................................16
6.1.1 Set Up..................................................................................16
6.2 Installation ....................................................................................20
6.2.1 Precautions ...........................................................................20
6.2.2 Choosing the Sensor Mounting Location...........................................21
6.2.3 Fitting Method ........................................................................21
6.2.4 Electrical Connection................................................................22
6.3 Cleaning & Maintenance ....................................................................23
6.4 Physical Dimensions..........................................................................24
6.5 Product Specification........................................................................24
6.5.1 Environmental Specifications.......................................................24
6.5.2 Physical Characteristics .............................................................24
6.5.3 Available Threads ....................................................................24
6.5.4 Connections ...........................................................................25
6.5.5 Electrical ..............................................................................25
6.5.6 Data Output/Input ...................................................................25
6.5.7 Oil Quality Detection Parameters..................................................25
6.5.8 Range and Accuracy .................................................................25
6.5.9 Standards and Certification.........................................................25
7EX GEN II ATEX, IECEX, US/C, UKEX Oil Quality Sensor .................................... 26
7.1 Important Safety Notes......................................................................26
7.2 Additional EX notes: .........................................................................27
7.3 External Marking on product or in accompanying documentation. ...................28
7.4 What’s in the box? ...........................................................................30
7.5 Configuration .................................................................................30
7.5.1 Set Up..................................................................................31
7.6 Installation ....................................................................................31

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7.6.1 Precautions ...........................................................................31
7.6.2 Choosing the Sensor Mounting Location...........................................32
7.6.3 Fitting Method ........................................................................32
7.6.4 Electrical Connection................................................................33
7.7 Cleaning & Maintenance ....................................................................37
7.8 Physical Dimensions..........................................................................37
7.9 Product Specification........................................................................38
7.9.1 Environmental Specifications.......................................................38
7.9.2 Physical Characteristics .............................................................38
7.9.3 Connectivity ..........................................................................38
7.9.4 Electrical ..............................................................................38
7.9.5 Data Output/Input ...................................................................38
7.9.6 Range and Accuracy .................................................................39
7.9.7 Standards and Approvals ............................................................39
8Display Express.................................................................................... 40
8.1 Introduction...................................................................................41
8.1.1 Interfaces .............................................................................42
8.1.2 Analog outputs........................................................................42
8.2 Configuration .................................................................................42
8.2.1 Connecting OQDe to Insight. .......................................................42
Figure 25 - Connecting to the OQDe via Wi-Fi Hotspot ..................................43
8.2.2 Navigating Insight ....................................................................43
8.2.3 Connecting OQDe to Wireless Local Area Network (WLAN) ....................47
8.2.4 Finding IP Address of OQDe on Wireless Local Area Network (WLAN) ........47
8.2.5 Upgrading Firmware .................................................................48
8.2.6 Configuring a display using CADS ..................................................50
8.3 Installation ....................................................................................53
8.3.1 Mounting...............................................................................53
8.3.2 Connection ............................................................................53
8.4 Operation......................................................................................55
8.4.1 Switching On ..........................................................................55
8.5 Product Specification........................................................................55
8.5.1 Environmental Specifications.......................................................55
8.5.2 Connectivity ..........................................................................55
8.5.3 Functionality..........................................................................56
8.5.4 Standards and Approvals ............................................................56
8.5.5 Display .................................................................................56
8.5.6 Data Logging ..........................................................................57
8.5.7 Physical Characteristics .............................................................57
8.5.8 Power ..................................................................................57
8.5.9 Compatibility .........................................................................57
8.5.10 Event Codes ..........................................................................58
9Oil Quality Gateway .............................................................................. 59
9.1 Introduction...................................................................................59
9.1.1 IMPORTANT SAFETY NOTES .........................................................59
9.2 Gateway Configuration ......................................................................60

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9.2.1 Set up Configuration USB ...........................................................60
9.3 Gateway Installation.........................................................................64
9.3.1 System Architecture .................................................................64
9.3.2 Mounting OQTg .......................................................................64
9.3.3 Wiring Gateway Hub .................................................................64
9.4 Sensor Configuration.........................................................................66
9.5 Product Specification........................................................................66
9.5.1 Environmental Specifications.......................................................66
9.5.2 Physical Characteristics .............................................................66
9.5.3 Connectivity ..........................................................................66
9.5.4 Electrical ..............................................................................66
9.5.5 System Specifications................................................................66
9.5.6 Gateway Hub .........................................................................67
9.5.7 Standards and Approvals ............................................................67
10 Configuration And Data Management Software (CADS) .................................... 68
10.1 Introduction ................................................................................68
10.2 Set Up .......................................................................................68
10.3 Operation ...................................................................................69
10.3.1 Oil Database .........................................................................69
10.4 Live Readings...............................................................................70
10.4.1 Take Readings .......................................................................70
10.4.2 Cleaning ..............................................................................71
10.5 Data Download.............................................................................71
10.5.1 Download from OQDe (Legacy V1 Display ONLY) ...............................71
10.5.2 Data Graphing .......................................................................72
11 Interface Options ................................................................................. 73
11.1 Tan Delta Communication Protocol.....................................................73
11.1.1 Checksum.............................................................................74
11.1.2 Command Overview.................................................................74
11.1.3 Read Current Readings Command “Rr” ..........................................75
11.1.4 Read Memory Command “Rm” ....................................................75
11.1.5 Read Config Data Command “Rc”.................................................76
11.1.6 Read Version and Serial Number Command “Rv”...............................76
11.1.7 Parameter Addresses ...............................................................77
11.2 CANopen ....................................................................................77
11.2.1 CAN Interface ........................................................................78
11.2.2 OQS-CAN Specification .............................................................78
11.2.3 Connection Details ..................................................................78
11.2.4 CANOpen Communication ..........................................................78
11.2.5 CAN Communication without CANOpen Functionality .........................82
11.3 Modbus ......................................................................................88
11.3.1 Hardware .............................................................................88
11.3.2 Configurable Parameters...........................................................88
11.3.3 Communication Mode...............................................................88
11.3.4 Message Framing ....................................................................88
11.3.5 Function Codes ......................................................................89

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11.3.6 Troubleshooting .....................................................................92
11.4 J1939 on CANbus ..........................................................................94
11.4.1 CAN Interface ........................................................................94
11.4.2 OQS-CAN Specification .............................................................94
11.4.3 Connection Details ..................................................................94
11.4.4 J1939 Communication ..............................................................96
12 Data Analysis Guide .............................................................................. 98
12.1 Tan Delta Full Spectrum Holistic (FSH) Data ..........................................98
12.1.1 Display Express (OQDe).............................................................98
12.1.2 CADS application .................................................................. 100
12.1.3 Insight............................................................................... 100
12.1.4 TD Online........................................................................... 101
12.1.5 Digital Data ........................................................................ 103
12.1.6 Example Good Sensor Output Readings ........................................ 104
12.2 Dynamic Maintenance Optimisation (DMO) .......................................... 104
12.2.1 Display Express (OQDe)........................................................... 104
12.2.2 TD Online........................................................................... 105
12.2.3 Partially / Fully Integrated Sensors ............................................ 109
12.3 Advanced Fault Detection (AFD) ...................................................... 110
12.3.1 Oil Degradation.................................................................... 111
12.3.2 Contamination (Water / Coolant)............................................... 111
12.3.3 Wear Metal Contamination ...................................................... 112
12.3.4 Fuel Dilution ....................................................................... 113
12.3.5 Soot Contamination ............................................................... 113
12.3.6 TBN Decrease ...................................................................... 114
12.4 Event Identification & Validation (EIV)............................................... 114
12.5 Rate of Change (ROC)................................................................... 116
12.6 Remaining Useful Life (RUL) ........................................................... 117
13 Cleaning Guide ...................................................................................118
13.1 Cleaning the Tan Delta Sensor......................................................... 118
13.1.1 Health & Safety.................................................................... 118
13.1.2 Introduction........................................................................ 119
13.1.3 Selecting a solvent cleaner ...................................................... 119
13.1.4 Cleaning Procedure –Loctite 7063 or Similar Solvent ....................... 120
13.1.5 Cleaning Procedure –Odourless Kerosene ..................................... 121
13.1.6 Cleaning Procedure - Deep Cleaning ........................................... 122
13.1.7 Cleaning Procedure –Alternative Solvent Test ............................... 123
14 Appendix ..........................................................................................124
14.1 Oil Condition Conversion Chart........................................................ 124
14.2 Oil Temperature Analog Output ....................................................... 125
14.3 Software License Agreements ......................................................... 126

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1.1 Figures
Figure 1 - System Architecture ........................................................................... 10
Figure 2 - Typical Oil Degradation Curve................................................................ 13
Figure 3- Example of Oil Quality Warnings & Alarms .................................................. 14
Figure 4 - Setting up a sensor for configuration (Standard sensor shown) ......................... 17
Figure 5 - CADS Search Screen............................................................................ 17
Figure 6 - Communication Options ....................................................................... 18
Figure 7 - Advanced Settings.............................................................................. 19
Figure 8 - Oil Selection .................................................................................... 19
Figure 9 - Cable Fitting .................................................................................... 20
Figure 10 - Installing the Sensor .......................................................................... 21
Figure 11 - Pin Outs for Power Supply & Data Output................................................. 22
Figure 12 - Generic Warnings / Alarms (Inc 4-20mA ) ................................................. 22
Figure 13 - Physical Dimensions .......................................................................... 24
Figure 14 - OQSExISG2 Contents.......................................................................... 30
Figure 15 - Setting Up the OQSExISG2 for Configuration.............................................. 31
Figure 16 - Installing the Sensor .......................................................................... 32
Figure 17 - Wiring Diagram for Power Supply & Data Output (Inc 4-20mA) ........................ 33
Figure 18 - Current Loop Output Resistance Limitations Graph ..................................... 34
Figure 19 - Connection to other Tan Delta and 3rd Party Products / Interfaces .................. 35
Figure 20 - ExOQSxG2 Ex-Sensor Installation Drawing (Rev 2) STAMPED............................ 36
Figure 21 - EX Sensor Physical Dimensions .............................................................. 37
Figure 22 - Temperature Graph .......................................................................... 38
Figure 23 - OQDe Top View................................................................................ 41
Figure 24 - Product Label with QR-Code ................................................................ 42
Figure 25 - Connecting to the OQDe via Wi-Fi Hotspot................................................ 43
Figure 26 -Status Screen................................................................................... 43
Figure 27 - Data Log Screen ............................................................................... 45
Figure 28 - Settings Screen ................................................................................ 45
Figure 29 –Default Parameters and Configuration Options........................................... 46
Figure 30 - Oil Condition Values per Application...................................................... 46
Figure 31 - Displaying IP Address of OQDe in CADS .................................................... 47
Figure 32 - Upgrading Firmware (1)...................................................................... 48
Figure 33 - Upgrading Firmware (2)...................................................................... 48
Figure 34 - Upgrading Firmware (3)...................................................................... 49
Figure 35 - Upgrade Reboot ............................................................................... 49
Figure 36 - CADS Identification Screen .................................................................. 50
Figure 37 - CADS Default Configurations ................................................................ 51
Figure 38 - CADS Custom Application Configuration................................................... 52
Figure 39 - OQDe Mounting Dimensions.................................................................. 53
Figure 40 - OQDe Connection ............................................................................. 54
Figure 41 - Wiring diagram for OQDe Power Supply and Data output (4-20mA)................... 55
Figure 42 - List of Event Codes ........................................................................... 58
Figure 43 –OQTg System Architecture................................................................... 60
Figure 44 - OQTg Configurator............................................................................ 60