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Service
Manual
™
Third edition
Copyright © June 1997
Saab Marine Electronics AB
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Service Manual The contents, descriptions and specifications within this manual are subject to change without notice. Saab Marine Electronics AB accepts no responsibility for any errors that may appear in this manual. As each Saab TankRadar system is specially designed for each delivery, the contents and illustrations in this manual may differ from your system. Guide to this manual If there is a problem with you Saab TankRadar system, start by reading the chapter 9 for information on how to find
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Service Manual Overview of Contents Guide to this manual ............................................................................... 2 1 General Description of Saab TankRadar ...................................... 10 2 General Information....................................................................... 13 3 Work Station................................................................................... 15 4 I/O Box ........................................................................
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Service Manual Complete Table of Contents Guide to this manual ............................................................................... 2 Complete service information ........................................................................... 2 Information on how to operate the Saab TankRadar system.......................... 2 Information about technical data of the Saab TankRadar system .................. 2 Abbreviations and Denominations:.................................................
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Service Manual 3.25 Level Unit – TX Service ....................................................................... 46 3.26 Level Unit – Scan Tank ......................................................................... 47 3.27 Level Unit – Restart LCI, LCM ............................................................ 47 3.28 Level Unit – IG Press Zero Adjust....................................................... 48 3.29 Disconnect LU .............................................................
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Service Manual 5.9 Backup Display, LCB ............................................................................. 68 5.9.1 Replacing the Backup Display ...................................................... 68 5.9.2 Description of the Service Frames ................................................ 68 5.9.3 Unit Frame ....................................................................................... 68 5.9.4 Local Display Frame .............................................................
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Service Manual 9 Fault Finding on the Saab TankRadar System ............................. 88 Abbreviations used in the fault finding chart: .......................................... 88 9.1 SysFail and Warning Messages Shown on the Work Station ........... 88 9.1.1 SysFail message: Level Unit SysFail. ....................................... 88 9.1.2 SysFail message: Level Unit Communication Failed. ........... 88 9.1.3 SysFail message: Level Unit Power Failure. ........................... 89 9.
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Service Manual 9.6 Transmitters .......................................................................................... 95 9.6.1 Ullage indication not updated close to empty tank. ............. 95 9.7 Local Display ......................................................................................... 95 9.7.1 Local Display blank.................................................................... 95 9.8 Temperature Measurement.................................................................
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Service Manual Abbreviations and Denominations: The following abbreviations are used in this manual: LC - Calculation Unit LCB - Backup Display LCI - Interface Board LCM - Processor Memory Board LCP - Calculation Unit Power Supply LCS - Signal Board LI - Transmitter Interface LIA - Analog/Digital/Power Board LIZ - Zener Barrier Board LP - Power Block LU - Level Unit TX - Transmitter WS - Work Station. 9 Third edition, June 1997
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Service Manual 1 General Description of Saab TankRadar Saab TankRadar is made up mainly by the following parts: • Transmitters • Level Unit • Work Station. These units are shown in figure 1-1 below. All Saab TankRadar Marine transmitters are intrinsically safe, providing a number of benefits for the operator. There is a high degree of safety built into the system. Since its impos- sible for electrical faults to cause an igniting spark, the equip- ment can be serviced at any time, even though the
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Service Manual The Saab TankRadar system is the main part of the Saab Cargo Control system which includes the following optional features: • Cargo control functions with Saab TankRadar MaC • Ballast level gauging and draft gauging with the LevelDatic system • Overfill and high level alarm system with Omicron system • Load calculation with Kockumation’s LoadMaster The Work Station is used by the operator for monitoring of tank ullages, temperatures, inert gas pressures and all the other data that
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Service Manual 1.1 Radar Principle The radar transmitter on top of the tank emits microwaves directed by an antenna towards the surface of the tank con- tent. The echo from the surface is picked up by the antenna again, and the difference in frequency between the transmit- ted and the reflected signal is directly proportional to the measured distance, i.e. the ullage indication. The radar waves are not affected by the atmosphere inside the tank - aggressive chemicals, thick, sticky liquids or an
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Service Manual 2 General Information Note: If TankRadar system needs to be switched off, check with officer in charge that it is OK to interrupt the operation of the system. 2.1 Safety When connecting equipment in hazardous areas, certain requirements must be fulfilled to provide protection against explosion . There are requirements both for the equipment in the hazardous area on deck and for the associated equipment in non-hazardous area. The Saab TankRadar system is intrinsically safe and meet
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Service Manual - Use only a certified battery operated multimeter. - Disconnection of live units in hazardous area is al- lowed. However, when replacing for example an Elec- tronic Box, it is recommended to disconnect its wiring in the safe area (in the Level Unit). 14 Third edition, June 1997
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Service Manual 3 Work Station Optional wooden box for PC when located under monitor Figure 3-1 shows the Work Station. The Work Station is operated with a light pen. With the light pen, the operator just points directly on the screen to activate various functions. For input of, for example alarm limits, a keyboard is included. There is an on-line Help-function, providing direct access to relevant help texts. As an option, a number of Work Stations can be placed in different locations and connect
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Service Manual 3.1 Description of the Work Station’s Cabinet Caution: Always turn the Work Station PC off before removing any cables at the back of the PC. Note: On the inside of the Work Station there are parts that are sensitive to static electricity. Be careful not to expose any of the components inside to static electricity. Always ground yourself by using a grounding wrist band or by touching something that is grounded, before touching any of the components inside the Work Station. See make
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Service Manual 5. Connect all connectors (that were previously connected to the master) to the new master Work Station. 6. Start the new master Work Station. 7. Install program according to the instructions in chapter 3.6. During the installation, select this Work Station as the master. 8. Install database according instructions in chapter 3.32. 9. Restart the Work Station by pressing the Reset-button on the front. If you have made a slave Work Station become a master, follow the steps below to
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Service Manual 3.5 Screen Settings of the Work Station Monitor There are a number of controls below the monitor’s screen. Whenever the picture on the screen looks distorted or incor- rect, changing the screen settings may produce a better pic- ture. See maker’s manual (Hewlett-Packard) in the Saab TankRa- dar G3 manual binder for information on the monitor con- trols. 3.6 Loading Software to a Work Station Follow the instructions below to install new software onto the hard disk of the Work Stati
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Service Manual 3.7 The Service Windows of the Work Station Software A number of the actions in the fault finding section at the end of this manual suggest operations done on the Work Station. The Service functions are protected by passwords. The Cap- tain-password is required when: - installing or backing up database and software in the Service part of the Work Station software, - downloading or uploading database to Level Unit or Work Station in the Service part of the Work Station software, -
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Service Manual Undo and Save. Any data that is changed in these windows is stored according to the settings in the destination part of the Level Unit-window described below. The Undo-button will change an entry, but only if it has not been saved. Once you press the Save-button you cannot undo the entry (unless you enter the previous value and press save again). 3.8 Level Unit – Version Summary and Database Status This window shows the version and status of the databases and programs in the LCI a
