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RADius  

Technical Description

 

Issued: 2006-11-20

Summary of Contents for Seatex RADius 1000

Page 1: ...RADius Technical Description Issued 2006 11 20 ...

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Page 3: ...this manual However should any errors be detected Kongsberg Seatex AS would greatly appreciate being informed of them The above notwithstanding Kongsberg Seatex AS can assume no responsibility for any errors in this manual or their consequences Copyright 2006 by Kongsberg Seatex AS All rights reserved Kongsberg Seatex AS Pirsenteret N 7462 Trondheim Norway Telephone 47 73 54 55 00 Facsimile 47 73 ...

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Page 5: ...V Revision log Document ID Rev Date Reason for revision Approved sign Man_techn_RADiu s1000_r0 0 20 11 2006 First version HR ...

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Page 7: ...ND SAFETY 3 3 TECHNICAL DESCRIPTION 5 3 1 The product 5 3 2 Design principles 6 3 2 1 Distance and bearing determination 7 3 3 System components 9 3 3 1 Interrogator Unit 10 3 3 2 Controller Unit 11 3 3 2 1 Processing Unit 11 3 3 2 2 Power connection shelf 12 3 3 2 3 Keyboard mouse 13 3 3 3 Transponder 13 3 3 3 1 RADius 600 High Gain Transponder 14 3 3 3 2 RADius 500 Low Power Transponder 14 Index...

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Page 9: ...g 7 Figure 4 RADius principle 7 Figure 5 RADius operation modes 8 Figure 6 RADius 1000 system 9 Figure 7 Interrogator front view 10 Figure 8 Interrogator rear view 10 Figure 9 Front panel of the Processing Unit 11 Figure 10 Rear panel of the Processing Unit 12 Figure 11 Rear view of the power connection shelf 13 Figure 12 RADius transponder 13 Figure 13 Recommended transponder placement on a produ...

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Page 11: ...manual the following notations are used WARNING Used when it is necessary to warn personnel that a risk of injury or death exists if care is not exercised Caution Used to warn the reader that a risk of damage to the equipment exists if care is not exercised Note Used to draw the reader s attention to a comment or some important information 1 2 References 1 RADius 1000 User s Manual 2 RADius 1000 I...

Page 12: ...stem FM CW Frequency Modulated Continuous Wave GPS Global Positioning System IEC International Electrotechnical Commission IMO International Maritime Organisation IU Interrogator Unit LAN Local Area Network MRU Motion Reference Unit PPS Pulse Per Second PU Processing Unit RADius TID Transponder Identity VDU Video Display Unit VGA Video Graphic Adapter WEEE Waste Electrical and Electronic Equipment...

Page 13: ...ot be recharged and an attempt to do so could result in a hazard Battery terminals are not accessible unless the cover is destroyed or removed Note RF Exposure The RADius must be mounted with a separation distance of at least 20 cm from any humans Disposal All RADius electrical and electronic components have to be disposed separately from the municipal waste stream via designated collection facili...

Page 14: ...Seatex RADius 1000 Technical Description rev 0 Health Environment and Safety 4 Blank page ...

Page 15: ...e transponders minimizes the risk of tracking false radar echoes Figure 1 Illustration of position accuracy as a function of distance As shown in Figure 1 DGPS and RADius have complementary characteristics when closing up to large structures The DGPS systems will suffer from limited view of the sky resulting in degraded GPS availability This can be crucial when the GPS constellation is at its mini...

Page 16: ...rial lines RADius is designed to fill the need specified by IMO for DP Class 2 vessels Operational features RADius is capable of detecting and measuring the distance to transponders within the range of up to 1000 metres The angle between the Interrogator and each transponder is determined by the use of interferometric methods RADius is delivered with an easy to use graphical user interface 3 2 Des...

Page 17: ...n operate on one transponder alone or up to five simultaneously The ability to track several transponders simultaneously increases the integrity capability and the robustness of the system Figure 4 RADius principle Interrogator Transponder 1 bearing Transponder 3 Transponder 2 distance Distance Fb Fs Ts c Velocity D L Transmitted signal time frequency Transponder Reflected signal time frequency Fb...

Page 18: ...ration modes The RADius characteristics are determined from the measuring principles This leads to different performance at different ranges The accuracy is best at close range Between 10 200 metres is optimal accuracy is acquired Between 200 500 metres distance and bearing is measured but the accuracy is degraded due to the nature of angle measurements Beyond 500 metres the system acquires the tr...

Page 19: ...omprises two main parts which are physically separated These are Interrogator Unit Controller Unit Processing Unit CU In addition there are One or more transponders VDU Power cables Signal and power cables between the Processing Unit and the Interrogator Unit Documentation Figure 6 RADius 1000 system ...

Page 20: ...tter a receiver and pre processing modules The power is supplied from the power connection shelf in the CU The ON OFF switch is located on the right hand side on the power connection shelf rear view The Interrogator is only to be opened by qualified Kongsberg Seatex personnel Figure 7 Interrogator front view Figure 8 Interrogator rear view ...

Page 21: ...s designed to fit standard 19 inch racks It comprises the following main parts Hard disk 3 5 inch floppy disk Serial and analog I O boards Computer main board 110 230V AC power supply The front panel includes the following items ON OFF switch A 3 5 inch floppy disk for software installation and upgrade Four status indicator lights RS 232 serial port COM1 for service purposes only Figure 9 Front pa...

Page 22: ...S 232 or 422 default 232 User configurable output COM 7 RS 232 or 422 default 422 User configurable output COM 8 RS 232 or 422 default 422 User configurable output COM 9 RS 232 or 422 default 422 User configurable output COM 10 RS 232 or 422 default 422 User configurable output 100 240VAC Power Input of 85 to 135 and 180 to 265V AC 3 3 2 2 Power connection shelf The Power connection shelf is desig...

Page 23: ... 12 RADius transponder The transponder is the actual reflector It receives the signal from the Interrogator mixes the input signal with its own identity frequency and reflects the signal back The transponder is supplied as a sealed unit configured with an ID It does not need any user interaction to be configured The transponder ID TID is derived from the actual transponder identification frequency...

Page 24: ...ement refer to the installation manual 3 3 3 1 RADius 600 High Gain Transponder The RADius 600 transponders are typically installed on platforms or other floating installations High precision range of 200 metres Operating sector 90 degrees horizontally and vertically 3 3 3 2 RADius 500 Low Power Transponder The RADius 500 transponders are easily relocated as there is no cable connection High preci...

Page 25: ...log 12 B battery 3 6 15 C calibration 14 connectors 12 Controller Unit 11 F FM CW 8 H hazard 3 I Interrogator Unit 10 K keyboard 13 L lithium 3 lithium battery 3 P ports 11 Power connection shelf 12 Processing Unit 11 T trackball 13 transponder 13 transponder ID 14 ...

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