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1. EFS sw 2 V EL OC MET ER USER GUIDE 2009 Vectrino 3 ELOCIMETER Copyright O Nortek AS 2009 All rights reserved This document may not in whole or in part be copied photocopied translated converted or reduced to any electronic medium or machine readable form without prior consent in writing from Nortek AS Every effort has been made to ensure the accuracy of this manual However Nortek AS makes no warranties with respect to this documentation disclaims any implied warranties of merchantability and fitness for particular purpose Nortek shall not be liable for any errors or for incidental or consequential damages in connection with the furnishing performance or use of this manual or the examples herein Nortek AS reserves the right to amend any of the information given in this manual in order to take account of new developments Microsoft ActiveX Windows Windows 2000 and Win32 are either registered trademarks or trademarks of Microsoft Corporation in the United States and or other countries Other product names logos designs titles words or phrases mentioned within this publication may be trademarks servicemarks or tradenames of Nortek AS or other entities and may be registered in certain jurisdictions including internationally Nortek AS Vangkroken 2 NO 1351 RUD Norway Tel 47 6717 4500 Fax 47 6713 6770 e mail inquiry nortek no www nortek as c2. PROFORMA INVOICE SENDER Exporter RECEIVER Name Name NORTEK AS Address Address Vangkroken 2 City City NO 1351 RUD Country Country NORWAY Tel Tel 47 67 17 45 00 E mail Fax 47 67 13 67 70 Fax E mail inquiry nortek no Contact Contact Jonas R stad ABOUT THE GOODS Date No of Units Tracking no Weight Value NORTEK RMA Reason for Export Exporter s signature Vectrino 37 APPENDIX Drawings and Dimensions On the following pages you will find drawings with dimensions for your Vectrino Drawings and Dimensions Appendix 38 Underwater Connector NORTEK AS General Arrangement Drawing Recess for Clamping Flat Surface DETAIL SCALE 1 DETAIL B SCALE 1 1 Dimensions are in milimelers Copyright Nortek AS Vectrino 39 Underwater Connector NORTEK AS Fam M General Arrangement Drawing Recess for Clamping Flat Surface DETAIL SCALE 1 1 Vectrino 3D Cable Probe G A Date Dimensions are in milimelers 26092008 Drawings and Dimensions Appendix General Arrangement Drawing Hat surface Recess for clamping 2x 066 DETAIL A SCALE 2 3 Dimensions are in milimelers Copyright Nortek AS Vectrino 41 NORTEK AS Underwater Connector General Arrangement Drawing DETAIL SCALE 1 1 Dimensions are in milimelers Copyright Nortek
3. for the next 64 us Note This implies that Vectrino can operate as master for Vector but the opposite is not possible Vectrino Chapter 9 Maintenance Before you assemble system that involves custom cables power supplies or the like first assemble and test the Vectrino using just the cables and power supply that came with the system This is the easiest way to get the system up and working If you encounter problems you can always return to this setup to confirm that they are not caused by a faulty instrument Preventive Maintenance Preventive maintenance is your primary tool to keep your Vectrino in shape and ready for action and deployment Clean your Vectrino Velocimeter regularly Use mild detergent pay special attention to the transducers Corrective Maintenance Only qualified personnel are allowed to perform corrective maintenance activities Please refer to the separate service manual or contact Nortek for further assistance 27 Vectrino 29 Chapter 10 Upgrading Upgrading Software Note If you enter the download section without legging in you YOU will find the latest release of the software for your Vectrino at will be prompted to log in when www nortek as com support To download the software log in and choose you attempt to download a file if you are not a regietered Lek Software Download in the menu on the left Then locate the file for your simply follow the lin
4. AS Drawings and Dimensions Appendix 42 Underwater Connector NORTEK AS General Arrangement Drawing DETAIL SCALE Dimensions are in milimelers Copyright Nortek 5
5. Preventive Maintenance 27 Corrective 27 Upgradilji 022 050 ee Ein e a 29 Upgrading Software eene enne nennen nennen 29 Upgrading 29 Further InformationandHelp 31 Visit www nortek as com 31 6 2 31 Contact Information 32 Returning Your Vectrino for Repair cesses n EFE ER EN pk endete 33 Returning your 33 Insurance 33 Customs 34 Drawings Dimensions aueseenennsenee tetra utm nent ek mua raa aerae e en rea dans 37 Vectrino Chapter 1 Introduction Thank you for purchasing Nortek s Vectrino velocimeter Your Vectrino has been designed to provide you with many years of safe reliable service The Vectrino is a high resolution acoustic velocimeter used to measure turbulence and 3D water velocity in a wide variety of applications from the laboratory to the ocean The basic measurement technology is coherent Doppler processing which is characterized by accurate data and no appreciable zero offset Getting Start
6. Vectrino firmware which has performance similar to that of the standard NDV ADV with a maximum output rate of 25Hz With a parallel receiver will provide you with four times as many samples The also has a separate echo sounder mode for distance measurements The standard Vectrino application is shipped with the instrument For more information about the optional software packages and system integration options contact your local Nortek representative or Nortek AS See our contact information in Chapter 11 Further Information and Help For information about soft and firmware updates please visit the support pages on our website regularly 18 Chapter 5 Software Installation Follow these steps to install the software computer running Windows Insert the memory stick and run the Setup exe file Follow the on screen instructions Accept the default settings If prompted to restart your computer do so to finalize the installation Configurations Using the enclosed cables connect the Vectrino instrument to the power and the USB port on your computer and start the Vectrino software To configure the settings of your Vectrino you can either select Data collection gt Load From Instrument to read back the current settings from the instrument or select Data collection gt Edit Configuration to load the settings from the configuration file The Configuration dialog
7. ampling rate 25 26 Chapter 8 Synchronizing Multiple Instruments Synchronizing From Source TTL signal levels can be mixed with the RS485 levels of the Vectrino Connect your sync pulse to Sync and connect Sync to constant voltage 1 5 volts for instance This provides defined transition when the TTL signal changes which is not the case if you ground Sync RS485 levels These levels When Vectrino functions as master the Sync line can be connected to the define the signal the Vectrino reads for Input Sync TTL input and the two systems must be connected so they share common High level Sync gt Sync by ground 200 Low level Sync lt Sync by 200 mV How Synchronization Works Noise problems If you Output Sync operating as the master transmits a pulse on RS485 with a encounter noise problems try terminating the Sync line at the duration of 40 us SyncOut for Vectrino transmits the pulse by the end of TTLinputbyconnectinga 120 the sampling interval and a single pulse at the beginning of the first ohm resistor in series with a 1nF a capacitor between the Sync Sampling interval to start off everything For other sensors SyncOut line and ground The best transmits pulse at the middle of the sampling interval solution for external sync is using RS485 as the input output Input Sync triggers on any edge rising or falling on RS485 After each trig device the input is discarded
8. are typically suspended sediment or seeding particles and move with the same average speed as the water The velocity that is measured is consequently the velocity of the water Vectrino Chapter 4 Functional Description This section briefly describes some of the underlying principles that control the operation and application of the Vectrino velocimeter The Vectrino has two modes of operation Command mode In command mode the Vectrino is ready to accept your instructions Data Acquisition Mode The Vectrino enters data acquisition mode when you click any of the Start commands e g Start Data Collection in the Vectrino software The Vectrino collects data without interruption Doppler Theory The Vectrino uses the Doppler effect to measure current velocity The Doppler effect is the change in pitch that is heard when either the source of a sound or the listener is in motion When you hear a vehicle with a siren the pitch is higher when the vehicle is heading towards you and lower when it is going away The change in pitch tells you how fast the vehicle is moving The Vectrino transmits short pairs of sound pulses listens to their echoes and ultimately measures the change in pitch or frequency of the returned sound 15 16 Chapter 4 Functional Description The Vectrino velocimeter operating principle pulse is transmitted from the centre transducer and the Doppler shift introduced by the reflectio
9. box where you can adjust the settings will open Vectrino 19 Chapter 6 Mounting Guidelines Follow these guidelines when you mount your Vectrino What to consider Make sure that there are no obstructions between the sensor and the focal point sampling volume located about 5 cm from the transducers Consider the effects of large objects on the flow itself A rough rule of thumb is that objects disturb the flow as far as 10 diameters away from Note When mounting your use he recessions te the object Flow disturbance is greatest directly downstream in the wake strap it to the structure Never behind the object use the probe stem as mounting point All acoustic transducers must be submerged during data collection Operating your Vectrino when the transducers are out of water will not cause any damage but your data will be meaningless For side looking probes it is possible to collect 2D data with only the lower receiver arms submerged The best quality is achieved if the main flow direction is perpendicular to the transmit axis Flow directly into the transmit axis should be avoided Make sure your mounting structure is stable Small vibrations in the mount can generate large accelerations in the data Vectrino Chapter 7 Test and Verification Verify that your equipment is working as expected Communication Check that you have installed the software correctly according to th
10. cket with water and a little dirt as sound scattering material 2 Click Data collection gt Start Data Collection While the transducers are in the air the velocity measurement will look like random noise 3 Immerse the transducers in the water and observe the velocity the standard deviation and the amplitude in counts Note the change in the graphical view of the velocity when the probe is lowered into the water In the air the graphs are noisy in water they should be smooth Untitled Vectrino File Communication Data collection Filter View Configuration Help EJES Velocity m s 0 0 Time 0 28 27 Serialno 0006 St Dev cm s Status Probe no Amplitude counts 0 2 6 6 Temp 7 76 Firmware The velocity in water left part of the graph and in air right part of the graph Noisy velocity graphs If the velocity graphs remain noisy when the probe is immersed in water try varying the position of the probe or add some seeding like dirt or small particles to the A MERE n water Correlation Distance E Velocity For Help press F1 Connected 10 115200 BAstat GM gt Untted 1 aqu MATLAS Comma Untitled vect Setbozuments a Aconfigurino 10 28 Probe Check Designed to act as a measurement quality assurance tool the Probe Check function in the Vectrino soft
11. dard model Delrin housing Stainless steel 316 probe and screws Environmental Operating temperature 4 C to 40 C Storage temperature 15 C to 60 C Shock and vibration IEC 721 3 2 Options Your Vectrino can be shipped with the following components to suit your requirements For further information contact Nortek e Standard or Vectrino firmware upgrading to is also available as retrofit 4 beam down looking probe or side looking probe Fixed stem or flexible cable 12 splash proof connector or Impulse 12 pin underwater connector e 10 20 30 or 50 m cable with your choice of splash proof or Impulse underwater connector e Combined transportation and storage cage Vectrino 13 Chapter 3 Technical Description System Components Probe The probe is made of titanium and consists of four receive transducers and a transmit transducer It is mounted either on a fixed stem connected to the main housing through the probe end bell or on cable connected to the main housing through the same probe end bell Transducers Each of the four receive transducers is mounted inside receiver arm transmit transducer is in the centre of the probe The transducers are covered with hard epoxy Electronics Modules electronics module is located inside the pressure case and consists of single board with the power transmitter analog and digital signal processing powe
12. e procedure in chapter 5 Software and then follow this procedure to test the communication 1 Using the enclosed cables plug in the AC adapter and connect the Vectrino cable and USB converter to the USB port on your computer 2 Start the Vectrino software 3 Select Communication gt Serial Port and specify which port number to use 4 Accept the default baud rate settings 19200 baud which is also the default baud rate for the instrument 5 Click the toolbar button Connect The Vectrino instrument should reply to the break with an identification string Upgrade baud rate The baud rate settings for transfer of head file and firmware upgrades may differ from those for transmission of deployment setups and for online data collection The reason is that the former assumes that high transmission rates can be used without problems i e that the cable connecting the computer to the instrument is short For the Vectrino setting of 19200 baud is sensible although lower setting may be required when using wireless connections For 200 Hz data collection a 57 6 kB setting may be required 21 Chapter 7 Test and Verification You can change the setting if you upgrade in situ using long cables The Vectrino verifies the received head file and firmware upgrade files before they are allowed to replace the existing head and firmware files hence using the wrong transmission speed will not cause trouble Transducers 1 Fill a bu
13. e for instruments damaged or lost in transit Nor shall we be held responsible for consequential damage as result of instruments being damaged or lost in transit Nortek AS will insure the instrument upon returning the goods to you We will bill you for the insurance along with the costs for repair and freight For warranty repairs the transport and freight insurance from Nortek AS to you will be covered by Nortek AS 34 Chapter 11 Returning Your Vectrino for Repair Customs regulations The regulations and requirements covering the export and re import of items sent for repair varies from country to country In the past some of our customers have experienced problems because they have failed to provide the proper documentation If these matters are not managed correctly you may be charged import duties and taxes for a second time when your instrument is returned to you At Nortek we must meet our own country s regulations when instruments are repaired and subsequently returned This however may not be sufficient for your country To avoid problems we strongly recommend that you as part of your own procedures for handling returns always check with your customs authorities as to what information documents etc they need from you and from us Then let us know what you need from us by e mail fax or mail We will do our very best to help you SN zu NORTEK AS NOT A SALE TEMPORARY EXPORT TO NORWAY FOR REPAIR ONLY
14. e from probe Diameter Height user selectable Echo Intensity Acoustic frequency Resolution Dynamic range 70 mm 388 mm 8 kg 88 27 12 cm 88 x 34 x 12 cm 1 2 kg 0 05 m nominal 6 mm 3 15 mm 10 MHz Linear scale 25dB 10 Chapter 2 Product Specification Sensors Temperature Thermistor embedded in probe Range 4 to 40 C Accuracy Resolution 1 C 0 1 C Time response 5 min Data Communication I O RS 232 The software supports most commercially available USB RS 232 converters Baud rate 300 115 200 user setting Max cable length 50m User control Vectrino standard or Vectrino software Analog outputs 4 channels standard one for each velocity component Output range is 0 5 V and scaling is user selectable Synchronization Multiple Vectrinos can be synchronized Each can operate as either master or slave Multi Unit Operation Software PolySync software requires license I O RS 232 USB support for devices with 1 2 4 and 8 serial ports Software Vectrino Operating system Windows 20006 or newer Features Instrument configuration Data collection Data storage Probe test modes Vectrino 11 Power DC Input 15 48 VDC Peak current 2 5 A at 15 VDC user selectable Max consumption at 200 Hz 1 5 W Connectors Bulkhead Splash proof connector or MCBH 12 FS waterproof connector Cable Splash proof or PMCIL 12 MP waterproof Materials Stan
15. ed This guide in combination with the Quick Start guide which is part of the Help function in your Vectrino software will help you getting started with your Vectrino As initial preparation for using your new Vectrino velocimeter we recommend the following steps 1 Verify that you have received all parts see next page 2 Install the Vectrino software on a computer see chapter 5 Software 3 Perform a functional test of your new Vectrino see chapter 7 Test and Verification 4 Mount the Vectrino in accordance with the guidelines see chapter 6 Mounting Guidelines 7 8 Chapter 1 Introduction Contents of Your Shipment When you receive your Vectrino the shipping box should contain the following components Transportation and storage case Vectrino velocimeter External power signal cable Note If any part of the delivery Tool kit Nortek should be missing please contact Nortek immediatel d USB to serial converter Seeding material bottle of 250 ml AC DC voltage transformer 24 V DC International kit with AC plugs a A QO N USB memory stick with Vectrino software This guide Final test check list N Packing list Warranty card Chapter 2 Vectrino 9 Product Specification Mechanical Vectrino cylinder Vectrino height Transport weight Dimensions Transport box Transport and storage box Weight in air Sampling Volume Distanc
16. ication over long distances noisy environments Note On some older instruments the sync lines are labeled Sync in and Sync out These should be treated as Sync Sync In and Sync Sync Out Vectrino Chapter 8 Synchronizing Multiple Instruments Your Vectrino can serve as master for other Vectrinos or its sampling can be controlled by other sensors This comes in handy when you need to use several Vectrinos for a single set of measurements If you connect a controller to the Vectrino you can set up a fairly sophisticated system in which the controller can power the Vectrino and provide it with sync pulses to control the sampling accurately The controller can serve as a storage device Your Vectrino can be synchronized with other instruments via a pair of sync lines To avoid noise problems and to make cabling easier the two sync lines are RS485 which is balanced and bi directional The sync lines are labeled Sync and Sync Synchronizing Multiple Vectrinos 1 Connect all the Sync lines together and all the Sync lines together All instruments should share a common ground 2 Select one instrument as the master and the rest as slaves Input sync in the software 3 Start data collection in all slaves before starting the master The slaves will then wait for the first sync pulse from the master before sampling commences If you use Sample on sync all instruments should be configured with the same s
17. k to the Vectrino in the list and click to download it registration form To upgrade the software follow the procedure for software installation see Chapter 5 Upgrading Firmware Firmware refers to the internal software of the instrument as opposed to the instrument software running on a computer and described in this manual When you purchase a brand new instrument from the factory it contains the latest firmware version and there is no need to upgrade the firmware However new functionality and in rare cases bug fixes is likely to be offered in the future requiring an upgrade of the firmware New firmware is posted on our web site at www nortek as com support When you upgrade your firmware make sure you also have the latest version of the software as new versions are often released at the same time 30 Chapter 10 Upgrading To do a firmware upgrade Note If you have not registered 1 with us already you will need to Log in at www nortek as com support do this first Click the link New User on the right and fillinthe 2 Choose Software Download in the menu on the left and download registration form to register the new firmware file to your computer 3 Click on Configuration gt Firmware Upgrade in the Vectrino software browse to the downloaded firmware file and select it If you upgrade to the Vectrino firmware you will now be prompted to enter a license key The License Key dialogue box
18. ns from particles suspended in the water is picked up by the four receivers Data Handling The Vectrino software saves data in binary files which are easily converted to ASCII format files using the conversion module in the software The hdr file is self documented table Please note that this file contains a detailed data format description of all files that are generated The dat file contains velocity data at the full sample rate ASCII files are easily imported into most spreadsheets and data analysis programs For turbulent data analysis Nortek recommends the use of a specially developed program ExploreV You can learn more about this program on our web pages Go to www nortek as com and click your way to Products Software products ExploreV Vectrino 17 Chapter 5 Software This chapter provides you with basic information about the software installation of the software and its configuration For further information about the software its configuration and use please see the Help function in the Vectrino software Vectrino software options The Vectrino software program has been designed to set up and read data acquired by the Vectrino and is available in two flavors Vectrino and Vectrino The latter provides wider range for some of the settings than the standard version does The Vectrino firmware allows data collection rates up to 200 2 significantly higher than the standard
19. om Vectrino TABLE OF CONTENTS Introduction Getting Started ec dritte didas Contents of Your Shipment rnnt cada etate Product Specification 240202022040 ia Technical Description Functional Description Software Sampling Volume iet t rente E eR Den e ad siege m O E I M M MM E PEE ENVIO OPUONS System ComponentS c ed Doppler Theory 225 ida s ce t ted de Data Handling i oe ei o apt Eee baden Vectrino software options ui een Installation el aa Configurations crm Mounting Guidelines AAA 5 Content What tO 5 een omanske 19 Testand Verification 21 COMMUNICATION PEE 21 Irae 22 Probe Check e GERE PO RET IN UNE 22 Synchronizing Multiple Instruments 4 2 452 111 nnn ne cnn erre 25 Synchronizing Multiple 4000 0 25 Synchronizing From a TTL 26 How Synchronization 26 Maintenance 27
20. on the web is where users from all over the world meet to discuss and share their experience with Nortek s instruments If you have comments questions application tips suggestions for improvements or simply want to learn from others or share your own experience with other users all over the world we encourage you to register and post to our forum 32 Chapter 10 Upgrading Contact Information If you need more information support or other assistance you are always welcome to contact us by e mail phone or fax E mail inquiryOnortek no Phone 47 67 17 45 00 Fax 47 67 13 67 70 You can also write us at Nortek AS Vangkroken 2 NO 1351 RUD Norway Vectrino 33 Chapter 12 Returning Your Vectrino for Repair Returning your Vectrino Before you return product for repair you must have obtained Return Merchandise Authorization RMA in writing from Nortek AS You can send your RMA request by e mail to inquiry nortek no or by fax to 47 67 13 67 70 Your shipment must be accompanied proforma invoice You can either copy the proforma invoice on the next page or make your own but make sure you include the same information Remember to include of all shipping and export documents in the freight box Insurance We recommend that you fully insure your return shipment in case it is lost or damaged as Nortek AS does not cover freight insurance on repairs Nortek AS is not responsibl
21. r conditioning and interface circuits Temperature sensor The temperature sensor thermistor is located inside the probe head 14 Chapter 3 Technical Description The two available connectors Function Analog out 1 Analog out 2 Analog out 3 Analog out 4 Gnd analog Sync Sync Gnd digital TX Rx Gnd power TITIRISJIIO T MIOUIO U gt Power 15 48V The pin outs for the connectors Power and Communication Cable The power and communication cable is connected to the end bell con nector The cable supplies external DC power 15 48 V and provides two way serial communication with an external computer It also provides four analog outputs 0 5 DC for input to an AD converter The cable also provides synchronization options when the Vectrino is used as master or slave to synchronize measurements with other Vectrinos and or other instruments Cable Wiring By default the Vectrino is shipped with 12 connector and cable connector type is either splash proof connector or an MCBH 12 FS waterproof connector The Vectrino power lines are diode protected hence you do not have to worry about wiring the Vectrino power backwards If you do it will not damage your instrument The pin out is shown in the side bar Sound does not reflect from water but from particles suspended in the water These particles
22. ware lets you inspect the region where the Vectrino makes its measurements by showing how the signal varies with range You can use it to diagnose and correct problems and to optimize data collection Signal to noise ratio The signal to noise ratio SNR is defined as follows Amplitudesignal SNR 2010810 Grenden Strictly speaking some noise will always be present so Amplitudesigna Should read Amplitudesignal noise However for SNR values in the magnitude applicable to typical Vectrino situations the difference is negligible To start the probe check Vectrino 23 1 Make sure the probe is submerged in water 2 Click Data collection gt Start Probe Check The four colored graphs correspond to each of the four receive beams Graphs are scaled in distance in millimeters from the transmit transducer parallel to the transmit beam Communication Data collection Fiter View Upgrade Help Bs aoe IEEE x Y 21 22 Velocity cm s StDev iemsst uw uw Status OK Senai no VNU Amplitude counts vu vu Probe VUN 7 46 SNR dB Correlation 2 Firmware 129 Frequency 10 MHz Probe check A The transmit pulse The receive volume C The bottom echo The actual sensing volume is a relatively narrow region within the broad peak indicated by B The RS485 standard RS485 is a balanced half duplex transmission standard which allows for commun
23. will appear when you attempt to Licence key upgrade the firmware Cancel The license key can be found on the memory stick that accompanied your Vectrino If you cannot locate it please contact Nortek AS for a new license key 4 f prompted enter the license key and click OK If you have the standard Vectrino simply click OK to start downloading the file to the instrument This will produce the following box Firmware Upgrade Transmitting file To ensure that the Vectrino firmware is not corrupted if the download transmission fails during the download process the Vectrino runs check on the received file before it is allowed to replace the existing firmware If the firmware file is not accepted repeat the upgrade process until the firmware file is successfully downloaded Vectrino 31 Chapter 11 Further Information and Help Visit www nortek as com At our website www nortek as com you will find technical support user manuals and the latest soft and firmware updates for the Vectrino and our other products as well as more general information technical notes and user experience regarding data analyses and related matters Our aim is that our users should be able to find any information they may need regarding our instruments and the use of them online If you are unable to find the information you are looking for we encourage you to use our forum Nortek s Forum Nortek s forum
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