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Summary of Contents for Tritech Gemini 1200ik
- Page 1 Gemini 1200ik Product Manual 0746-SOM-00002-03...
- Page 2 The copyright in this document is the property of Tritech International Ltd. The document is supplied by Tritech International Ltd on the understanding that it may not be copied, used, or disclosed to others except as authorised in writing by Tritech International Ltd.
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Page 3: Table Of Contents
Gemini 1200ik Table of Contents Warning Symbols ........................ 4 Help & Support ........................5 Introduction ......................... 6 General Overview ......................6 Technical Specification ...................... 7 350 m Depth Rating ......................7 1000 m Depth Rating ......................7 Installation ........................... 9 Communications ........................ -
Page 4: Warning Symbols
Gemini 1200ik Warning Symbols Throughout this manual the following symbols may be used where applicable to denote any particular hazards or areas which should be given special attention: Note This symbol highlights anything which would be of particular interest to the reader or provides extra information outside of the current topic. -
Page 5: Help & Support
Under no circumstances should a product be returned that is contaminated with radioactive material. The name of the organisation which purchased the system is held on record at Tritech International Ltd and details of new software or hardware packages will be announced at regular intervals. -
Page 6: Introduction
Introduction General Overview The Gemini 1200ik is a dual frequency 2D imaging sonar offering the opportunity to choose the benefit of either longer acoustic ranges or higher resolution imagery between the Lower and Higher frequency channels. It is a multibeam sonar, offering a 120° field of view on both the Low frequency and High frequency channels with update rates of up to 65Hz (30Hz typical) giving rapid feedback to the user. -
Page 7: Technical Specification
Gemini 1200ik Technical Specification The 1200ik can come in one of two depth ratings. 350m or 1000m. The width of the units is the same however the 1000m unit has uprated lids resulting in increase in height. 350 m Depth Rating 1000 m Depth Rating Drawings not to scale. - Page 8 Gemini 1200ik Acoustic Specifications Low Frequency High Frequency Operating frequency 720 kHz 1200 kHz Angular resolution 1.0° acoustic, 0.25° effective 0.6° acoustic, 0.12° effective Range 0.1 m – 120 m 0.1 m – 50 m Number of beams 1024 Horizontal beamwidth 120°...
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Page 9: Installation
Gemini 1200ik Installation Communications Communication is Ethernet. When using an Ethernet connection it should be noted that the Gemini Sonar can fully utilise a 100BASE-TX link while returning the sonar data. If the Gemini Sonar is to share an Ethernet link with other high bandwidth devices, such as video cameras, it is recommended that the 100BASE-TX devices share a gigabit (or faster) link to the surface to reduce possible network congestion. -
Page 10: Power
Gemini 1200ik Power Please see Technical Specification for details on the power requirements for the sonar. Never try to make the Gemini work down a long cable by increasing the PSU output voltage above 74V DC. Power should only be supplied to the Gemini through the MAIN port. The AUX port power is supplied via pass through from the MAIN port. -
Page 11: Software Version
Gemini 1200ik Software Version The Gemini 1200ik is only compatible with Genesis software V1.7.3.76 and above. The latest Genesis software can be downloaded from the Support section of the Tritech website www.tritech.co.uk. 0746-SOM-00002-03 Page 11 of 19... -
Page 12: Hardware Installation
(especially if they are different in composition to the material used by the sonar) they should be painted or lacquered with at least two or three coatings. When deploying the Gemini 1200ik, alloys containing copper such as brasses or bronze should be avoided. 1. Sound Velocity Probe 2. -
Page 13: Mounting Options
& bottom however the sonar image can be flipped within software should the sonar be mounted inverted. The Gemini 720/1200ik Sonar Mount Assembly shown here can be purchased as a mounting accessory kit from Tritech. Associated part numbers and descriptions are given in the table below:... -
Page 14: General System Operation
LF operation above 40m range. For more details on Genesis software operation please refer manual available from the support section of the Tritech website www.tritech.co.uk. 0746-SOM-00002-03 Page 14 of 19... -
Page 15: Maintenance
Do not deploy the Gemini without the cover being attached to the unit. It is recommended that Gemini units be returned to Tritech as part of a regular maintenance schedule. An annual return is highly recommended, but this can be lengthened, or shortened, by various factors: •... -
Page 16: Troubleshooting
The software reports that no sonars are detected Ensure that the latest revision of Gemini software is running on your computer. Visit www.tritech.co.uk to download the latest version. Check all cabling to the sonar and verify that it is powered correctly with appropriate voltage at the sonar. -
Page 17: Velocimeter Reports Unrealistic Speed Of Sound
Gemini 1200ik Velocimeter reports unrealistic speed of sound This is often caused by bubbles forming on the metal faces at the front of the sonar, particularly if the sonar has been stationary for an extended period of time in a tank. Wiping the surface to remove bubbles should resolve the issue. -
Page 18: Appendix A - Setting The Computer Ip Address In Windows
Gemini 1200ik Appendix A – Setting the computer IP address in Windows ® The following instructions apply to a computer running Windows ® 7, Windows ® 10 or Windows 11, though the sequence for other operating systems will be similar. All screenshots ®... - Page 19 Gemini 1200ik A list of attached network devices should now present itself. Find the one which the Gemini head is to be connected to and double-click on it. (In this example it is called “Ethernet”) Then click on [Properties] on the window that opens.
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