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SBE 49 FastCAT Manual - Sea

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1. 3 8 ID x 5 8 OD black Part i y T Quantity Number Part Application Description in FastCAT 4 pin RMG 4FS to 9 pin 801385 DB 9S L O cable with From Fast AT ere 1 power leads 2 4 m 8 ft P PPly 4 pin RMG 4FS dummy For storage when I O cable 17046 1 1 plug with locking sleeve not used 17043 Locking sleeve for RMG Locks I O cable or dummy plug 1 connector in place 4 pin MCIL 4FS wet pluggable connector to 801206 9 pin DB 9S I O cable ANS scd d 1 with power leads B PEJ 2 4 m 8 ft 4 pin MCIL 4FS wet pluggable connector For storage when I O cable not 171398 1 1 dummy plug with connected locking sleeve Locking sleeve Locks I O cable or dummy plug 171192 1 wet pluggable connector in place Octyl Phenol Ethoxylate Reagent grade non ionic cleaning solution Sera iriton as E00 for conductivity cell supplied in 100 strength dilute as directed AF24173 bis tributyltin oxide device inserted 301342 Anti Foulant Device into anti foulant device cup 1 set of 2 MET a m CUP Holds optional i OR PUp oos AF24173 Anti Foulant Device plumbing black Anti foulant device cap lee sires optional AF24173 231565 on pump exhaust n 1 Anti Foulant Device in cup plumbing black T C Duct also secures optional 233493 T C Duct top black AF24173 Anti Foulant Device 1 in base 233515 T C Duct base black T C Duct holds optional AF24173 1 Anti Foulant Device 232395 Straig
2. Notes e You may need to send Stop several times to get the FastCAT to respond e You can also stop autonomous sampling by clicking the Stop key on the Toolbar typing Ctrl Z or removing power ProcessRealTime x TAdvance x Alpha x Tau x AutoRun x Start Stop 31 x Y Apply alignment filtering and conductivity cell thermal mass corrections to real time data Only applies if OutputFormat 1 or 3 Default x N Do not apply corrections to data x Time to advance temperature data relative to conductivity and pressure data Range 0 to 0 125 seconds default 0 0625 seconds Only applies if ProcessRealTime Y and OutputFormat 1 or 3 x Conductivity cell thermal mass alpha correction Range 0 02 to 0 05 default 0 03 Only applies 1f ProcessRealTime Y and OutputFormat 1 or 3 x Conductivity cell thermal mass tau correction Range 5 0 to 10 0 default 7 0 Only applies if ProcessRealTime Y and OutputFormat 1 or 3 x N Wait for a command when power is applied Default x Y Start autonomous sampling automatically when power is applied Start autonomous sampling now applicable if AutoRun N or if you just sent AutoRun Y Stop autonomous sampling Press Enter key to get S gt prompt before entering Stop Manual revision 017 Section 4 Deploying and Operating FastCAT SBE 49 Polled Sampling Commands PumpOn Turn pump on Use this command e Before sending TS to obtain pu
3. S Pressure calibration date l are initially PRange F F Pressure sensor full scale range psia factory set and POffset F F Pressure offset correction decibars should agree PA0 F F Pressure AO with PA1 F F Pressure Al Calibration PA2 F F Pressure A2 Certificates PTempA0 F __ F Pressure temperature AO shipped with PTempA1 F F Pressure temperature Al FastCAT PTempA2 F __ F Pressure temperature A2 PTCA0 F F Pressure temperature compensation ptca0 PTCAI F F Pressure temperature compensation ptcal PTCA2 F F Pressure temperature compensation ptca2 PTCB0 F F Pressure temperature compensation ptcb0 PTCBI F F Pressure temperature compensation ptcbl PTCB2 F F Pressure temperature compensation ptcb2 61 Manual revision 017 Appendix IV AF24173 Anti Foulant Device SBE 49 Appendix IV AF24173 Anti Foulant Device AF24173 Anti Foulant Devices supplied for user replacement are supplied in polyethylene bags displaying the following label AF24173 ANTI FOULANT DEVICE FOR USE ONLY IN SEA BIRD ELECTRONICS CONDUCTIVITY SENSORS TO CONTROL THE GROWTH OF AQUATIC ORGANISMS WITHIN ELECTRONIC CONDUCTIVITY SENSORS ACTIVE INGREDIENT Bis tributyltin oxide OTHER INGREDIENTS 20 0 0 cece cece cence eee eenee DANGER See the complete label within the Conductivity Instrument Manual for Additional Precautionary Statements and Information on the Handling Storage and Disposal of this Product Net Contents Two anti foulant de
4. cccccssccsseesseeseeeeeeeeeeeeeeteeeeeeereeseens 55 Problem 4 Scan Length Error in SBE Data Processing sess 56 Problem 5 Unreasonable Data esee 56 Problem 6 Salinity Lower than Expected sss 56 enr d AA 57 Appendix I Functional Description and Circuitry 58 SOMSOLS MEM 58 Sensor Interface s ood aieo edere tolo cA s Le ID EL 58 Appendix II Electronics Disassembly Reassembly S9 Appendix III Command Summary eere eee eee eene 60 Appendix IV AF24173 Anti Foulant Device eere 62 Appendix V Real Time Data Correction Algorithms 66 Aligning Dat uid nn ied Rin an ee eco t epe nase ehe 66 Filtering Datasheet p ehe A eie Pete cei eos 68 Applying Conductivity Cell Thermal Mass Correction to Data 68 Appendix VI Replacement Parts eee eee eee eese eene tenete tente 69 Appendix VI Manual Revision History ccccsssssssssssssssoseee 72 linis c A E E E D E E 74 Manual revision 017 Section 1 Introduction SBE 49 Section 1 Introduction This section includes contact information Quick Start procedure and photos of a typical FastCAT shipment About this Manual Quick Start This manual is to be used with the SBE 49 FastCAT Profiler Conductivity Temperature
5. e Recovery physical handling 9 Sampling Modes The FastCAT has two sampling modes for obtaining data e Polled sampling e Autonomous sampling Descriptions and examples of the sampling modes follow Note that the FastCAT s response to each command is not shown in the examples Review the operation of the sampling modes and the commands described in Command Descriptions before setting up your system 20 Manual revision 017 Section 4 Deploying and Operating FastCAT SBE 49 Polled Sampling On command TS the FastCAT takes one sample and transmits the data real time The pump does not turn on automatically for polled sampling MinCondFreq and PumpDelay do not apply To run the pump before taking a sample send PumpOn to turn the pump on before sending TS Send PumpOff to turn the pump off after taking the sample Example Polled Sampling user input in bold Apply power and wake up FastCAT Set up to not start automatic autonomous sampling when power is applied to output data in decimal engineering units format and to output salinity and sound velocity as well as conductivity temperature and pressure Verify setup with status command Remove power Apply power then click Connect on Toolbar to wake up S gt AUTORUN N S gt OUTPUTFORMAT 3 S gt OUTPUTSAL Y S gt OUTPUTSV Y S gt DS to verify setup Remove power When ready to take a sample put FastCAT in water Apply power and wake up FastCAT Co
6. 3000 pump delay 30 sec start sampling on power up no output format converted decimal output salinity no output sound velocity no temperature advance 0 0625 seconds celltm alpha 0 03 celltm tau 7 0 real time temperature and conductivity correction enabled for converted data 7 Command the FastCAT to take a sample by typing TS and pressing the Enter key The display looks like this with converted decimal output format and no output salinity or sound velocity 23 7658 0 00019 0 062 where 23 7658 temperature in degrees Celsius 0 00019 conductivity in S m 0 062 pressure in decibars These numbers should be reasonable i e room temperature zero conductivity barometric pressure gauge pressure The FastCAT is ready for programming and deployment 19 Manual revision 017 Section 4 Section 4 Deploying and Operating FastCAT SBE 4 Deploying and Operating FastCAT Note Help files contain detailed information on software setup and use This section includes discussions of e Sampling modes including pump operation and example commands e Real time data corrections e Baud rate cable length and data transmission rate e Power and cable length e Command descriptions e Data output formats e Optimizing data quality orientation mounting speed use of straight vs tee exhaust fitting e Setup for deployment e Deployment e Acquiring and processing FastCAT data
7. Anti foulant devici intake top amp base Remove E plug J from pd end of T C Duct The T C Duct also serves as the anti foulant device intake fitting In the typical configuration no anti foulant devices the intake fitting is shipped with a dummy anti foulant device inert plastic installed to reduce turbulence in the T C Duct As an option for moored applications the FastCAT is supplied with an exhaust anti foulant device fitting and AF24173 Anti Foulant Devices Straight exhaust shown anti foulant device fitting detail also applies to Anti foulant device exhaust FastCAT with Tee exhaust cup amp cap optional The following two pages provide details on replacing the Anti Foulant Devices However due to a change in the mechanical design of the T C Duct assembly Steps 1 4 and 7 9 in Anti Foulant Device in T C Duct Assembly are no longer applicable See the revised details below Removing T C Duct Top replaces Steps 1 4 A Remove the protective plug if installed from the end of the T C duct B Remove the four small Phillips head screws with o rings securing the T C Duct top to the T C Duct base C Carefully pull the T C Duct top straight out do not apply any sideways motion or you may damage the temperature sting Replacing T C Duct Top replaces Steps 7 9 D Carefully replace the T C Duct top on the base reinstalling the four small Phillips head screws and O rings E Ifthe
8. but does not show or plot data in the Seasave displays The data quality is not affected you can correct the configuration file error in SBE Data Processing post processing and process the data as required 55 Manual revision 017 Section 6 Troubleshooting SBE 49 Problem 4 Scan Length Error in SBE Data Processing Note Cause Solution 1 If the scan length in the data file does not match the To view the Diagnostics file select selected xmlcon or con configuration file for example the configuration file Diagnostics in Data Conversion s indicates that NMEA position data was added but the data file does not Options menu In the Diagnostics dialog box click on Display Log File contain NMEA data SBE Data Processing s Data Conversion module will not process the data If you look in the Diagnostics file you will see a scan length error Check the configuration file against the header in the data file and correct the configuration file as required Problem 5 Unreasonable Data The symptom of this problem is data that contains unreasonable values for example values that are outside the expected range of the data Cause Solution 1 Data with unreasonable values may be caused by e Incorrect calibration coefficients in the instrument s EEPROM if looking at data output from the FastCAT in converted format Verify the calibration coefficients in EEPROM match the instrument Calibration Certificates using DCal in
9. e Remove references to Druck pressure sensors can be supplied by other manufacturers e Add information about cell thermal mass corrections in freshwater deployments e Add cable and internal wiring diagrams e Update description of PN 50312 e Add PN 60052 spare parts kit e Update Triton company name and link 015 09 13 e Change specification for plastic housing to 350 m from 250 m e Clarify that accuracy specifications are e Add information on editing raw hex files e Update Declaration of Conformity e Add section on O ring maintenance e Remove reference to old version of Seasave Seasave Win32 e Correct part numbers in Replacement Parts for T C duct anti foulant holder and plumbing 016 03 14 e Remove information that Seasave does not allow Surface PAR acquisition with SBE 49 update Seasave configuration dialog box for software update to accommodate Surface PAR Seasave 7 23 2 e Add caution on using spray can lubricants on MCBH connectors e Remove standard and optional language 017 02 15 e Add 10 500 meter housing depth rating and pressure sensor depth rating availability e Add to specifications sampling rate e Add caution regarding using Parker Super O lube not Parker O lube which is petroleum based e Update language on where to find updated software on website e Switch to Sea Bird Scientific cover 73 Manual revision 017 Index SBE 49 Index E con file 41 Editing data files 46 he
10. i exhaust barb 83 mm DIA and screw 3 28 in holding exhaust barb to sensor end cap are not flush to housing this is normal An O ring inside seals fitting into end cap FastCAT with straight exhaust as shipped by Sea Bird See Optimizing Data Quality in Section 4 a Deploying and Operating FastCAT for guidelines on use of straight vs tee exhaust AN FastCAT with tee exhaust for slow profiling applications tee is in spare parts kit shipped with FastCAT and is easily substituted in the field Align with raised bump on 1 connector XSG 4 BCL HP SS MCBH Connector MCBH 4MP WB TI 3 8 length base 12 20 thread Pin Description 1 Ground 2 RS 232C Receive from computer 3 RS 232C Transmit to computer 4 Power 9 24 VDC 12 Manual revision 017 Section 2 Description of FastCAT SBE 49 Cables and Wiring RMG Connector Cable Wiring DN 32277 RMG 4FS W LOCKING SLEEVE PN17096 DB 9S FEMALE CONNECTOR PN17097 DB9 CONNECTOR HOOD 1 WHITE o 3 6 4 RED e 7 2 BLACK E 3 GREEN P2 P1 E PIN2 BLACK PIN3 PIN3 GREEN PIN2 1 PIN4 RD RD BLK 20 SOOOOOSOSS BLK RED TWISTED PAIR RED 20 4 MCIL Wet Pluggable Connector Cable Wiring DN 32366 MCIL 4FS W LOCKING SLEEVE LOCATING PIN 1 BLACK 4 GREEN 2 WHITE 3 RED P1 PIN2 WHITE PN3 PIN3 RED PN2 if PIN4 GREEN RED XSG
11. Biological growth in the conductivity cell during deployment PCB Printed Circuit Board SBE Data Processing Sea Bird s Win 2000 XP data processing software which calculates temperature conductivity and pressure derives variables such as salinity and sound velocity and plots data Scan One data sample containing temperature conductivity and pressure Seasave V7 Sea Bird s Windows software used to acquire convert and display real time or archived raw data Seasoft V2 Sea Bird s complete Windows software package which includes software for communication real time data acquisition and data analysis and display Seasoft V2 includes Seaterm Seasave V7 SBE Data Processing Seaterm Sea Bird s Windows terminal program used to communicate with the FastCAT Super O Lube Silicone lubricant used to lubricate O rings and O ring mating surfaces Super O Lube can be ordered from Sea Bird but should also be available locally from distributors Super O Lube is manufactured by Parker Hannifin www parker com ead cm2 asp cmid 3956 Triton X 100 Reagent grade non ionic surfactant detergent used for cleaning the conductivity cell Triton can be ordered from Sea Bird but should also be available locally from chemical supply or laboratory products companies Triton is manufactured by Avantor Performance Materials www avantormaterials com commerce product aspx id 2 147509608 57 Manual revision 017 Appen
12. to a verbatim unaltered file preserving the exact data format output by the FastCAT the file can be processed with SBE Data Processing after some additional file manipulation to add required header information To generate a file that you can ultimately use in SBE Data Processing you must set OutputFormat 3 output decimal engineering units ROV AUV etc for Processing by Sea Bird Software 39 Manual revision 017 Section 4 Deploying and Operating FastCAT SBE 49 Deployment CAUTIONS Do notuse WO AU or ciher 1 Install the data I O cable on the FastCAT end cap petroleum based lubricants as A Lightly lubricate the inside of the cable connector with silicone they will damage the connector grease DC 4 or equivalent For wet pluggable MCBH B XSG Connector Install the cable connector aligning the raised connectors Silicone lubricants bump on the side of the cable connector with the large pin pin 1 in a spray can may contain ground on the FastCAT Remove any trapped air by burping or ketones esters ethers alcohols gently squeezing the connector near the top and moving your fingers or glycols in their propellant Do toward the end cap OR not use these sprays as they MCBH Connector Install the cable connector aligning the pins will damage the connector C Place the locking sleeve over the cable connector and tighten it finger tight only Do not overtighten the locking sleeve and do not use a wren
13. B Remove the 3 Phillips head screws holding the housing to the sensor end cap Note For plastic housing FastCATs shipped or retrofitted after July 2008 these are hex screws instead of Phillips head screws Sea Bird ships the FastCAT with a 9 64 inch Allen wrench for these screws C Slide the end cap and attached electronics out of the housing D Remove any water from the O rings and mating surfaces inside the housing with a lint free cloth or tissue E Be careful to protect the O rings from damage or contamination Reassembly Note Before delivery a desiccant package is placed in the housing and the electronics chamber is filled with dry Argon gas These measures help prevent condensation To ensure proper functioning 1 Install a new desiccant bag each time you open the housing If a new bag is not available see Application Note 71 Desiccant Use and Regeneration drying If possible dry gas backfill each time you open the housing If you cannot wait at least 24 hours before redeploying to allow the desiccant to remove any moisture from the housing CAUTION Do not use Parker O Lube which is petroleum based use only Super O Lube Remove any water from the end cap O rings and mating surfaces in the housing with a lint free cloth or tissue Inspect the O rings and mating surfaces for dirt nicks and cuts Clean or replace as necessary Apply a light coat of O ring lubricant Parker Super O Lube
14. SBE 36 PDIM manual for system operating details r 4 SBE 36 CTD Deck Unit PDIM SBE 19 19plus 19plus V2 25 25plus 49 or 50 Notes The FastCAT is supplied with a powerful Windows software package e Help files provide detailed Seasoft V2 which includes information on the software e Separate software manuals on CD e Seaterm terminal program for instrument setup and communication provide detailed information on e Seasave V7 program for real time acquisition and display of data SeaSaVe V AM SBE Pala Seasave can be used for real time data acquisition only if the Processing Sea Bird supplies the current FastCAT is directly connected to the computer not connected to an version of our software when you AUV ROV etc purchase an instrument As software SBE Data Processing program for calculation and plotting of revisions occur we post the revised conductivity temperature pressure and derived variables such as salinity software on our website See our and sound velocity website for the latest software version number a description of the software changes and instructions for downloading the software 10 Manual revision 017 Section 2 Description of FastCAT SBE 49 Specifications CAUTION See Section 5 Routine Maintenance and Calibration for handling instructions for the plastic housing Temperature Conductivity Strain Gauge C S
15. Seasave to view see Acquiring and Processing and save real time data for future Real Time Data with Seasave and processing by SBE Data Processing SBE Data Processing You must set output format to x 1 Output converted engineering units raw hex e f you will be using Seaterm to view data m Hexadegimalifarm and capture real time data cannot x 2 Output raw data in decimal form be processed by SBE Data Processing Set output format to x 3 Output converted engineering units converted decimal for ease in data in decimal form Must use this format viewing data to output salinity or sound velocity If logging data to ROV AUV etc use this The FastCAT does not perform real format if you want to process saved data time corrections if the output format is with SBE Data Processing see Acquiring raw hex or raw decimal Real Time Data with ROV AUV etc for is n Mop even if Processing by Sea Bird Software Default OutputSal x x Y Calculate and output salinity psu Only applies if OutputFormat 3 Default x N Do not calculate and output salinity OutputSV x x Y Calculate and output sound velocity m sec using Chen and Millero formula UNESCO Technical Papers in Marine Science 44 Only applies if OutputFormat 3 Default x N Do not calculate and output sound velocity SetDefaults Reset following to default values OutputFormat 3 OutputSal Y OutputSV Y Note See Autonomous Sa
16. With a Sea Bird Deck Unit Set the FastCAT baud rate to 4800 if using the FastCAT with either of the following real time data acquisition systems e SBE 36 CTD Deck Unit and PDIM e SBE 33 Carousel Deck Unit and SBE 32 Carousel Water Sampler OR SBE 33 Carousel Deck Unit and SBE 55 ECO Water Sampler The data telemetry link can drive 10 000 meters of cable while accepting 4800 baud serial data The relationship between transmission rate amount of data transmitted and baud rate is as described above for a FastCAT without a Deck Unit Example FastCAT with SBE 36 and PDIM What is fastest rate you can transmit data over 800 m with OutputFormat 0 raw hex data which is the required output format for use with the Deck Unit With a Deck Unit the FastCAT requires a baud rate of 4800 Number of characters for OutputFormat 0 from Data Output Formats 6 T 6 C 6 P 4 P temperature compensation 2 carriage return amp line feed 24 Time required to transmit data 24 characters 10 bits character 4800 0 05 sec 0 0625 sec 16 Hz maximum sampling rate Therefore set NAvg 1 providing 16 Hz data 1 sample every 0 0625 seconds 25 Manual revision 017 Section 4 Deploying and Operating FastCAT SBE 49 Power and Cable Length for FastCAT without Deck Unit On the ship cables longer than 3 meters should be installed inside an earthed metal conduit by a qualified electrician This minimizes the potential for ext
17. Y S TADVANCE 0 0625 S gt ALPHA 0 03 S gt TAU 7 24 Manual revision 017 Section 4 Deploying and Operating FastCAT SBE 49 Baud Cable Length and Data Transmission Rate Without a Sea Bird Deck Unit Notes The rate that real time data can be transmitted from the FastCAT is dependent e Baud rate is set with Baud on the amount of data to be transmitted per scan and the serial data baud rate e Real time output rate is set with Time required to transmit data NAvg number of characters 10 bits character baud rate e Output format is set with where OutputFormat Number of characters is dependent on included data and output format See Command Descriptions see Data Output Formats Add 2 to the number of characters shown in the output format to account for the carriage return and line feed at the end of each scan For decimal output OutputFormat 2 or 3 include decimal points commas and spaces when counting characters Time required to transmit data must be less than the real time output rate Minimum baud rates are tabulated below for 16 Hz sampling NAvg 1 and 8 Hz sampling NAvg 2 see Examples below for calculation examples NAvg OutputFormat Minimum Baud 1 0 or 1 4800 2 or 3 9600 2 0 or 1 2400 2 or 3 4800 Including output of salinity and sound velocity The length of cable that the FastCAT can drive to transmit real time data is also dependent on the baud rate The all
18. constant flow provided by the pump resulting in temperature and conductivity data that can be difficult to align because of changing flow rates Therefore it is important to mount the FastCAT to the vehicle AUV ROV etc so that the plane that passes through the axis of the intake and exhaust is parallel to the major surface that the FastCAT mounts to Two examples of appropriate mounting schemes are shown at left Profiling Speed when Profiling from a Ship A profiling speed of approximately 1 meter second usually provides good quality data However the amount of ship motion and the dynamic effect it has on data quality must be considered as operating conditions change In rough seas or other conditions small boats where the ship s dynamic motion is large increase the profiling speed to as much as 2 to 3 meters second to reduce dynamic errors spiking caused by the rapidly changing ascent descent rate of the FastCAT yo yo effect In an unpumped CTD slow profiling speeds can cause reduced flushing of the conductivity cell and salinity spiking can be severe in areas of strong temperature gradients Since the FastCAT s pump creates and maintains a constant and optimum flow the FastCAT can be raised slowly to give greater vertical resolution in the data especially on lakes or protected bays or in other calm conditions Adjust the ascent rate according to the amount of ship motion i e sea state On a very calm lake 10 cm se
19. e 231408 Exhaust tee for slow profiling applications e 30132 Machine screw 4 40 x 3 4 FH SS secure exhaust tee to sensor guard e 31081 Machine screw 4 40 x 1 2 SHSS retaining rod screw e 30389 Cable tie 4 inch secure tubing to exhaust tee e 30857 Parker 2 033E515 70 o rings for both end caps e 30947 Machine Screw 2 56 x FH SS secure AF24173 anti foulant device chamber top on a sensor head e 30992 Machine Screw 2 56 x 5 8 PH Phillip SS secure T C Duct top to base e 31076 O ring Parker 2 003 E515 80 for 30992 screws e 31182 O ring NAS1611 021 Ethylene Propylene T C Duct base to top o ring seal 31516 Hex Key 9 64 Long Arm DoALL AHT58010 for servicing cap screw e 31755 Cap Screw 8 32 X 1 4 SH Titanium secure end caps to housing Spare parts kit for SBE 49 one in plastic housing Continued on next page 70 Manual revision 017 Appendix VI Replacement Parts SBE 49 Continued from previous page Assorted parts including e 233564 In line Anti Foulant black cup for AF24173 Anti Foulant Device e 233565 In line Anti Foulant black cap seals AF24173 Anti Foulant Anti foulant device in Device in cup line cap cup assembly e 30072 O ring 2 017 N674 70 seal between cap and cup e 31629 Black Tubing 3 8 ID x 5 8 OD plumbing e 30389 Cable Tie 4 Richco secures plumbing to cap cup and CTD barbs 50312 71 Manual revis
20. from a good barometer at the outputs pressure relative to the ocean same elevation as the FastCAT s pressure sensor surface i e at the surface the output pressure is 0 decibars The FastCAT uses the following equation to convert psia to decibars Calculate offset barometer reading FastCAT reading 4 Enter calculated offset positive or negative Pressure db e Inthe FastCAT s EEPROM using POffset in Seaterm and pressure psia 14 7 0 689476 e In the configuration xmlcon or con file using Seasave or SBE Data Processing Offset Correction Example Absolute pressure measured by a barometer is 1010 50 mbar Pressure displayed from FastCAT is 2 5 dbars Convert barometer reading to dbars using the relationship mbar 0 01 dbar Barometer reading 1010 50 mbar 0 01 10 1050 dbar The FastCAT s internal calculations and our processing software output gage pressure using an assumed value of 14 7 psi for atmospheric pressure Convert FastCAT reading from gage to absolute by adding 14 7 psia to the FastCAT s output 2 5 dbars 14 7 psi 0 689476 dbar psia 2 5 10 13 7 635 dbars Offset 10 1050 7 635 2 47 dbars Enter offset in FastCAT and in xmlcon or con file For demanding applications or where the sensor s air ambient pressure response has changed significantly calibration using a dead weight generator is recommended This provides more accurate results but requ
21. goes to DB 9 pin 2 See Section 2 Description of FastCAT for the connector details Problem 2 Seasave Data Acquisition is Cancelled Timed Out Cause Solution 1 The I O cable connection may be loose Check the cabling between the FastCAT and computer for a loose connection Cause Solution 2 Seasave may have incorrect communication settings Connect to the FastCAT in Seaterm to find the correct communication settings and COM port they appear in the Status bar at the bottom of the window once connected to the instrument Then disconnect from Seaterm and open Seasave Check that the communication settings and COM Ports selected on the Serial Ports tab Configure Inputs or Configure Outputs are correct Problem 3 Unable to View Data in Seasave Real Time Data Acquisition program Note If Check scan length is enabled in Seasave s Options menu Seasave checks the data scan length against the expected length based on the configuration file setup and provides a warning that there is an error Sea Bird recommends using this setting Cause Solution 1 If the scan length does not match the selected xmlcon or con configuration file for example the configuration file indicates that NMEA position data is added through a NMEA device connected to the computer but you did not connect the NMEA device to the computer Seasave continues with real time data acquisition saving the raw data to a file for later processing
22. is an easy to use light and compact instrument ruggedly made of titanium and other low maintenance plastic materials it is well suited to even the smallest vehicle There are straightforward commands for continuous full rate or averaged or single sample acquisition EEPROM stored calibration coefficients permit data output in ASCII engineering units degrees C Siemens m decibars Salinity PSU and sound velocity m sec or the user can select raw data output 1f desired The FastCAT is externally powered and its data is telemetered by its RS 232C interface The FastCAT has no memory or internal batteries and does not support auxiliary sensor inputs The FastCAT samples in two modes e Autonomous sampling The FastCAT runs continuously sampling at sixteen scans per second 16 Hz It can be set to average up to 255 samples transmitting only the averaged data Programmable real time processing aligning filtering and correcting data for conductivity cell thermal mass effects provides high quality data for applications where post processing is not feasible The FastCAT can be programmed to begin autonomous sampling when power is applied or on command e Polled sampling On command the FastCAT takes one sample and transmits the data Manual revision 017 Section 2 Description of FastCAT SBE 49 Note A FastCAT is supplied with The FastCAT s pump is not designed to i be used to pump water through other e Plasti
23. is flooded point it in a safe direction away from people and loosen the bulkhead connector very slowly at least 1 turn This opens an o ring seal under the connector Look for signs of internal pressure hissing or water leak If internal pressure is detected let it bleed off slowly past the connector o ring Then you can safely remove the end cap 45 Manual revision 017 Section 4 Deploying and Operating FastCAT SBE 49 Editing Raw Data File Note Although we provide this technique for editing a raw hex file Sea Bird s strong recommendation as described above is to always convert the raw data file and then edit the converted file Sometimes users want to edit the raw hex data file before beginning processing to remove data at the beginning of the file corresponding to instrument soak time remove blocks of bad data edit the header or add explanatory notes Editing the raw hex file can corrupt the data making it impossible to perform further processing using Sea Bird software Sea Bird strongly recommends that you first convert the data to a cnv file using the Data Conversion module in SBE Data Processing and then use other SBE Data Processing modules to edit the cnv file as desired The procedure described below for editing a hex data file has been found to work correctly on computers running Windows 98 2000 and NT If the editing is not performed using this technique SBE Data Processing may
24. m Pressure 0 to full scale range 20 100 350 600 1000 Measurement 2000 3500 Range I Oto9 7000 10 500 meters expressed in meters of deployment depth capability og ae 0 Initial 4 0 002 40 0003 x 0 196 of Accuracy full scale range 0 05 of Typical gogga 0 0003 per month full scale range Stability per month per year 0 00005 oceanic waters resolves 0 4 ppm in salinity 0 00007 Resolution 0 0001 high salinity waters 0 002 0f resolves 0 4 ppm full scale range in salinity 0 00001 fresh waters resolves 0 1 ppm in salinity Sensor Calibration 0 to 9 physical Meu calibration over reseure to ful ranges may be at 1 to 32 the range 2 6 to P slightly reduced 6 S m plus zero scale range in dodo AUSG conductivity air 9 steps extrapolation errors Sampling Speed 16 Hz 16 samples sec 0 75 Amps at 9 24 VDC Turn on transient 750 mA Power Requirements Sampling and transmitting data includes pump 390 mA at 9 V 285 mA at 12V 180 mA at 19 V Housing Material amp Depth Rating Plastic 350 m 1150 ft Titanium 7000 m 22 900 ft or 10 500 m 34 400 ft Weight 11 Plastic Housing In air 1 8 kg 4 lbs Titanium Housing In air 2 7 kg 6 Ibs In water 0 5 kg 1 Ib In water 1 4 kg 3 Ibs Manual revision 017 Section 2 Description of FastCAT SBE 49 Dimensions and End Cap Connector im mm j Note that 2 45 in
25. plug firmly away from the connector C XSG Connector Install the Sea Bird I O cable connector aligning the raised bump on the side of the connector with the large pin pin 1 ground on the FastCAT OR MCBH Connector Install the cable connector aligning the pins 2 Connect the I O cable connector to your computer s serial port 3 Connect the I O cable connector s red and black wires to a power supply 9 24 VDC See Section 2 Description of FastCAT for the connector details 15 Manual revision 017 Test Note See Seaterm s help files for detailed information Note There is at least one way and as many as three ways to enter a command e Manually type a command in Command Data Echo Area e Use a menu to automatically generate a command e Use a Toolbar button to automatically generate a command Note Once the system is configured and connected Steps 3 through 5 below to update the Status bar e on the Toolbar click Status or e from the Utilities menu select Instrument Status Seaterm sends the status command which displays in the Command Data Echo Area and updates the Status bar Section 3 Power and Communications Test Double click on SeaTerm exe If this is the first time the program is used the setup dialog box may appear w SeaTerm Setup x The initialization file SeaTerm ini was not found in the Windows directory Please enter the following setup
26. provides results comparable to the low pass filter The window filter calculates a weighted average of data values about a center point using the following transfer function L2 y n X w k x n k It then replaces the data value at the center point with this average The window filtering process follows Note 1 Calculate cosine filter weights see the equations below In the window filter equations e L window length in scans E 5 for FastCAT real time data PORSE processing algorithm e n window index nxt L 1 Lst L 1 2 to L 1 2 w n cos forn Scl with O the center point of the window L 1 2 2 e w n set of window weights 2 Normalize filter weights to sum to 1 Applying Conductivity Cell Thermal Mass Correction to Data The FastCAT uses a recursive filter to remove conductivity cell thermal mass effects from the measured conductivity Recommended values for alpha and tau tau 1 beta for the FastCAT are 0 03 and 7 0 respectively The algorithm based on the Cell Thermal Mass module in SBE Data Processing is a 2 alpha sample interval beta 2 b 1 a alpha dc dT 0 1 1 0 006 temperature 20 dT temperature previous temperature ctm S m 1 0 b previous ctm a dc dT dT corrected conductivity S m c ctm 68 M anual revision 017 Appendix VI Replacement Parts Appendix VI Replacement Parts SBE 49
27. pump turn on to prevent pump from turning on before FastCAT is in water Pump stops when frequency drops below MinCondFreq FastCAT Configuration Sheet in manual lists uncorrected raw frequency output at 0 conductivity Typical value factory set for MinCondFreq for salt water and estuarine application is 0 conductivity frequency 500 Hz Typical value for MinCondFreq for fresh water applications is 0 conductivity frequency 5 Hz Default 3000 Hz PumpDelay x x time seconds to wait after minimum conductivity frequency MinCondFreq is reached before turning pump on Pump delay time allows time for tubing and pump to fill with water after FastCAT is submerged Pump starts PumpDelay seconds after conductivity cell s frequency output is greater than MinCondFreq Default 30 seconds 30 Manual revision 017 Section 4 Deploying and Operating FastCAT SBE 49 Autonomous Sampling Commands continued Notes e See Real Time Data Corrections for detailed explanations of ProcessRealTimez TAdvancez Alphaz and Tau e f ProcessRealTimezY but OutputFormat 0 or 2 output raw hex or raw decimal data the status reply shows real time temperature and conductivity correction enabled not applied to raw data and the FastCAT does not perform real time corrections Note After you send AutoRunzY to start sampling immediately e turn power off and then on again or e send Start
28. reject the edited data file and give you an error message 1 Make a back up copy of your hex data file before you begin 2 Run WordPad In the File menu select Open The Open dialog box appears For Files of type select All Documents Browse to the desired hex file and click Open 3 Editthe file as desired inserting any new header lines after the System Upload Time line Note that all header lines must begin with an asterisk and END indicates the end of the header An example is shown below for an SBE 21 with the added lines in bold Sea Bird SBE 21 Data File FileName C VOdisNSAT2 ODISVoctl4 19Nocl5 99 hex Software Version Seasave Win32 v1 10 Temperature SN 2366 Conductivity SN 2366 System UpLoad Time Oct 15 1999 10 57 19 Testing adding header lines Must start with an asterisk Place anywhere between System Upload Time amp END of header NMEA Latitude 30 59 70 N NMEA Longitude 081 37 93 W NMEA UTC Time Oct 15 1999 10 57 19 Store Lat Lon Data Append to Every Scan and Append to NAV File When Ctrl F7 is Pressed Ship Sea Bird Cruise Sea Bird Header Test Station Latitude Longitude END 0X F F F F x 4 Inthe File menu select Save not Save As If you are running Windows 2000 the following message displays You are about to save the document in a Text Only format which will remove all formatting Are you sure you want to do this I
29. 0 100 Example example scan ttttttcecccccpppppp 3385C40F42FE0186DE e Temperature tttttt 3385C4 3376580 decimal temperature C ITS 90 3376580 100 000 10 23 7658 e Conductivity ccccec OFA2FE 1000190 decimal conductivity S m 1000190 1 000 000 1 0 00019 e Pressure pppppp 0186DE 100062 decimal pressure decibars 100062 1 000 100 0 062 34 Manual revision 017 Section 4 Deploying and Operating FastCAT SBE 49 OutputFormat 2 raw data in decimal Data is output in the order listed with a comma followed by a space between each parameter Shown with each parameter are the number of digits and the placement of the decimal point Leading zeros are suppressed except for one zero to the left of the decimal point 1 Temperature A D counts tttttt 2 Conductivity frequency Hz cccc cec 3 Pressure sensor pressure A D counts pppppp 4 Pressure sensor temperature compensation voltage v vvvv Example example scan tttttt cccc ccc pppppp v vvvv 676721 7111 133 791745 2 4514 e Temperature tttttt 676721 temperature A D counts 676721 e Conductivity cccc ccc 7111 133 conductivity frequency 7111 133 Hz e Pressure pppppp 791745 Pressure A D counts 791745 e Pressure temperature compensation v vvvv 2 4514 Pressure temperature 2 4514 volts OutputFormat 3 engineering units in decimal Data is output in the order
30. 1 Verifying Contents of Configuration xmlcon or con File 41 Acquiring Real Time Data with Seasave sse 42 Processing Data with SBE Data Processing seeeeee 43 Acquiring Real Time Data with ROV AUV etc for Processing by Sea Bird Software sse 44 RECOVERY c etectetr te Ae tp esee E pee teet AATE 45 Editing Raw Data File nennen emen 46 Manual revision 017 Table of Contents SBE 49 Section 5 Routine Maintenance and Calibration 47 Corrosion Precautiolis rst eter ete en tree edes 47 Connector Mating and Maintenance sess 47 Conductivity Cell Maintenance essere 48 Pressure Sensor Maintenance ener eene 48 O Ring Maintenance ener enne ener enne 48 Handling Instructions for Plastic Housing eee 49 Replacing Optional Anti Foulant Devices Mechanical Design Change 50 Replacing Optional Anti Foulant Devices SBE 49 sess 51 Sensor Cali bration 2 23e cere d rtg ERRARE 53 Section 6 Troubleshooting eee e cesse eere eren ee eren seen tnnn an 55 Problem 1 Unable to Communicate with FastCAT in Seaterm terminal program reee E EE deca uae cust ocean detaons Maes ee peer eee 55 Problem 2 Seasave Data Acquisition is Cancelled Timed Out 55 Problem 3 Unable to View Data in Seasave Real Time Data Acquisition program
31. 13 Data T Os C 14 Section 3 Power and Communications Test ceres 15 Software Installation rtp rete E PATE eed e 15 Test Setupaicnia eH qat ai BOW dee 15 JT eS testet ret EE EE DN e edd 16 Section 4 Deploying and Operating FastCAT 20 Sampling Modes ooa tetieetedeuhtrienit A aie eh tds 20 Polled Sampling nce teta cti iit editas 21 Autonomous Sampling sss 22 Real Time Data Corrections eesesseeeseeeeeeeee eene nennen 24 Baud Cable Length and Data Transmission Rate 25 Power and Cable Length for FastCAT without Deck Unit 26 Command Descriptions n sii edite e eod etes 27 Data Output Formats aurere enne enne nnn nnne tent enne 34 Optimizing Data Quality scite Rt b ERE Rege eI Y TOS 36 Expelling Air from Plumbing for Optimal Pump Operation 36 Directing Exhaust away from Intake vs Equalizing Bernoulli Pressures 37 Equalizing Pressures when Mounted on a Vehicle 38 Profiling Speed when Profiling from a Ship sss 38 Positioning Relative to Other Instruments and Package 38 Temperature Equilibration essere 38 Set p for Deployment s enan RR cad a a e RRA e button s 39 Deployment ont ee AR Ae RU e REO A 40 Acquiring and Processing Data with Seasave and SBE Data Processing 4
32. 2 On Recovery Turn off the pump before the FastCAT reaches the surface if sampling autonomously stop sampling to turn off the pump Water will be held in the U shaped plumbing As the FastCAT breaks the surface oils and other surface contaminants will float on the water at the intake and exhaust preventing contaminants from getting into the plumbing and conductivity cell Turn over the FastCAT when it is on deck emptying the water from the conductivity cell and exhaust plumbing so the oil floating on the intake and exhaust surfaces does not get into the system 36 Manual revision 017 Section 4 Deploying and Operating FastCAT SBE 49 Intake Downcast Data If performing a single vertical profile from above the surface and wanting to obtain downcast data optimal orientation is horizontal with the temperature sting at the bottom This provides an upward path to the system plumbing allowing air to be quickly expelled during a brief soak period just below the surface ensuring proper pump operation for the entire cast If the FastCAT is oriented so that air cannot be easily expelled the top 10 meters of data is suspect because the pump may not be operating properly until the air bubbles are collapsed due to water pressure Enlarged View Exhaust FastCAT with straight exhaust fitting Exhaust Exhaust Orient with temperature sting at bottom Upcast or Downcast Data Many Profiling Cycles For deployments wh
33. 801e 04 J 4 784952e 05 CPCOR 9 570000e 08 CTCOR 3 250000e 06 CSLOPE 1 000000e 00 Pressure S N 023674 range 1000 psia 25 apr 01 PAO 6 893561e 01 PA1 1 567975e 02 PA2 6 637727e 10 PTCAO 5 246558e 05 PTCA1 4 886082e 00 PTCA2 1 257885e 01 PTCBO 2 489275e 01 PTCB1 8 500000e 04 PTCB2 0 000000e 00 PTEMPAO 6 634546e 01 PTEMPA1 5 093069e 01 PTEMPA2 1 886260e 01 POFFSET 0 000000e 00 Use the commands listed below to modify a particular coefficient or date 33 Note Temperature F floating point number Sea I Ta date S string with no spaces TAI F F AI TA2 F F A2 TA3 F F A3 TOffset F F offset correction Conductivity CCalDate S S calibration date CG F F G CH F F H CI F F I CJ F F J CPCOR F F pcor CTCOR F F tcor CSlope F F slope correction Pressure PCalDate S S calibration date PRange F F sensor full scale range psia POffset F F offset correction decibars PA0 F F A0 PAI F F Al PA2 F F A2 PTempA0 F F pressure temperature AO PTempA1 F F pressure temperature Al PTempA2 F F pressure temperature A2 PTCA0 F F pressure temperature compensation ptca0 PTCA1 F F pressure temperature compensation ptcal PTCA2 F F pressure temperature compensation ptca2 PTCB0 F F pressure temperature compensation ptcb0 PTCBI F F pressure temperature compensation ptcb1 PTCB2 F F pressure temperature compensation ptcb2 Manual revision 017 Section 4 Deploying and Operating FastCAT SBE 49 Data Outp
34. Appendix V Real Time Data Correction Algorithms SBE 49 0 db Negative Pressure Salinity The best diagnostic of proper alignment is the elimination of salinity spikes that coincide with very sharp temperature steps Some experimentation with different advances is required to find the best alignment To determine the best alignment for your FastCAT plot 10 meters of uncorrected temperature and salinity data at a depth that contains a very sharp temperature step For the downcast when temperature and salinity decrease with increasing pressure e A negative salinity spike at the step means that temperature lags conductivity temperature sensor sees step after conductivity sensor does and that temperature should be advanced a positive number of seconds e Conversely a positive salinity spike means that temperature leads conductivity temperature sensors sees step before conductivity sensor does and that temperature should be advanced a negative number of seconds Note that this behavior is not expected for a FastCAT because of the inherent characteristics of the sensor response times and plumbing Therefore the FastCAT s real time data processing does not support a negative temperature advance see the SBE Data Processing manual to perform this correction in post processing if necessary Odb O db Positive Pressure Pressure Salinity Salinity Downcast Conductivity leads Temperature Downcast Conductivity l
35. Connector Wiring DN 32534 WHT 3 GRN VIEW A A O RING 2 017 PN 30072 IMPULSE XSG 4BCL HP SS 1 2 20 PN 17654 MCBH Wet Pluggable Connector Wiring DN 32534 GUIDE PIN PIN 2 BLK RX FROM PC PIN 3 GRN TXTO PC PIN 4 RED EXTERNAL PWR O RING 2 015 PN 30325 CONN MCBH 4MP WB TI 1 2 20 MPULSE PN 172021 13 Manual revision 017 Section 2 Description of FastCAT SBE 49 Data I O The FastCAT receives setup instructions and outputs data and diagnostic information via a three wire RS 232C link and is factory configured for 9600 baud 8 data bits 1 stop bit and no parity FastCAT RS 232 levels are directly compatible with standard serial interface cards IBM Asynchronous Communications Adapter or equal The communications baud rate can be changed using the Baud command see Section 4 Deploying and Operating FastCAT 14 Manual revision 017 Section 3 Section 3 Power and Communications Test SBE 49 Power and Communications Test This section describes software installation and the pre check procedure for preparing the FastCAT for deployment The power and communications test will verify that the system works prior to deployment Software Installation Notes Help files provide detailed information on the software Separate software manuals on the CD provide details on Seasave V7 and SBE Data Processing It is possible to use the FastCAT without Seaterm by sending direct commands f
36. FastCAT is to be stored reinstall the protective plug in the T C duct Note that the plugs must be removed prior to deployment or pressurization If the plugs are left in place during deployment the cell will not register conductivity If left in place during pressurization the cell may be destroyed Phillips head screws 4 and Temperature O rings shown sting partially removed T C Duct Base remains attached and sealed to top of conductivity cell do not remove 50 Manual revision 017 Section 5 Routine Maintenance and Calibration SBE 49 Replacing Optional Anti Foulant Devices SBE 49 AF24173 Anti Foulant Device WARNING AF24173 Anti Foulant Devices contain bis tributyltin oxide Handle the devices only with rubber or latex gloves Wear eye protection Wash with soap and water after handling Read precautionary information on product label see Appendix IV before proceeding It is a violation of US Federal Law to use this product in a manner inconsistent with its labeling T C Duct Top Base a Conductivity Temperature cell sting As an option the FastCAT is supplied with anti foulant device fittings and Anti Foulant Devices The Anti Foulant Devices are installed e inthe T C Duct assembly e inthe anti foulant device cup and cap part of the external pump exhaust tubing Wearing rubber or latex gloves follow this procedure to replace each Anti Foulant Device t
37. Measurement Control and Laboratory Use Part 1 General Requirements Declaration based upon compliance to the Essential Requirements and Letter of Opinion from CKC Certification Services LLC Notified Body 0976 the undersigned hereby declare that the equipment specified above conforms to the above European Union Directives and Standards Authorized Signature asia F Name Nordee ae itn Title of Signatory President Date 3 September 2013 Place Bellevue WA Manual revision 017 Table of Contents SBE 49 Table of Contents Limited Liability Statement ceres e eee ecce eee eene ette nete etn 2 Declaration of Conformity eere eee eee eene ette sette neenon 3 Table of Contents eere eerie eese eese ee seen setas tasto setas etos etos sess eins eun 4 Section 1 Introduction 4 eee eee eese eee e eene tenentes etna ennae 6 About this Manual io oo 8 can hne ednnn teen b E E ast 6 UIC KES tart US one oed tede o ose Rr tr e d Rent 6 Unpacking FastCAT ssssssseeeeeeeeeeeeenen nennen ener nnns 7 Section 2 Description of FastCAT eese esee eerte eene nene 8 Systemescrptlon ute RR REI HARI EE Nein tres 8 Specifications 5o re SIRE RR RENTA USER ARR T RIEN ERE deut 11 Dimensions and End Cap Connector ccccccccssesseeesceeeeeeeceeenseceseceenseenseenaes 12 Cables and Wiring tree ect can Urt oer Meera hee vest tet
38. ONTAINER HANDLING Nonrefillable container Do not reuse this container for any other purpose Offer for recycling if available Sea Bird Electronics label revised 01 28 10 65 Manual revision 017 Appendix V Real Time Data Correction Algorithms SBE 49 Appendix V Real Time Data Correction Algorithms Aligning filtering and correcting for conductivity cell thermal mass in post Note processing allows you to make adjustments to the measured data before Real time processing calculating derived parameters SBE Data Processing part of our Seasoft suite recommendations are summarized can perform this processing on recorded data if a complete C T and P time in Section 4 Deploying and series is recorded However the FastCAT which samples and transmits data at Operating FastCAT 16 Hz is frequently integrated by the customer with an AUV or ROV The AUV ROV may record data on command with uneven time intervals between each recorded measurement The lack of a true time series from the FastCAT for these applications prevents aligning filtering and correcting for cell thermal mass in post processing in Real Time Data Corrections Therefore the FastCAT can be programmed to process data in real time 1f sampling autonomously This provides T C and P output that is already aligned filtered and corrected for cell thermal mass and also provides calculated and output salinity and sound velocity 1f applicable based on these co
39. SBE 49 Continued from previous page 012 08 08 e Manufacturing change note in electronics disassembly reassembly that for plastic housing 2 phillips head screws at connector end cap end amp 3 at sensor end cap end replaced with hex screws 9 64 allen wrench shipped with 49 e Change pressure stability specifications to per year instead of per month e Update connector maintenance to be consistent with application note 57 e Add information that POffset is in decibars e Update system schematics with 55 32 36 to show 19plus V2 CTD 013 02 10 e Update anti foul label in Appendix with new Container Handling requirement and new address e Add information required for CE certification e Add CE mark e Update for Seasave SBE Data Processing 7 19 configuration file now allows selection of NMEA connected directly to the computer e Update software name e Add statement about compatibility with Vista e Seasave and SBE Data Processing 7 20a Add information about xmlcon file e Update SBE address 014 01 13 e Add Declaration of Conformity Update diagrams showing use with SBE 33 or 36 Deck Units to include SBE 25plus in list of CTDs and to show Surface PAR channel as standard in these deck units e Add note in dimensions section that exhaust barb is not flush to the housing e Add more troubleshooting information e Add photo showing removal of protective plugs before deployment e Update software compatibility information
40. SBE 49 FastCAT I O cable Spare o ring and Conductivity cell Conductivity cell filling hardware kit includes cleaning solution and storage kit tee exhaust for slow Triton X profiling applications Software and Electronic Copies of Software Manuals and User Manual Manual revision 017 Section 2 Description of FastCAT SBE 49 Section 2 Description of FastCAT This section describes the functions and features of the SBE 49 FastCAT including specifications dimensions connector and communications System Description Exhaust Intake If deploying vertically intended for deployment in orientation shown sensors at top for proper pump operation The SBE 49 FastCAT is an integrated CTD sensor intended for towed vehicle ROV AUV or other autonomous profiling applications in marine or fresh water environments at depths up to 350 7000 or 10 500 meters 1150 22 900 or 34 400 ft The FastCAT s pump controlled TC ducted flow minimizes salinity spiking and its 16 Hz sampling provides very high spatial resolution of oceanographic structures and gradients The FastCAT s temperature thermistor and conductivity cell are the same as used in our premium 911plus CTD system The strain gauge pressure sensor is offered in nine full scale ranges from 20 to 10 500 dbars Sophisticated interface circuitry provides very high resolution and accuracy entirely comparable to the 911plus The FastCAT
41. Seaterm e Incorrect calibration coefficients in the xmlcon or con configuration file if looking at data in Seasave or SBE Data Processing Verify the calibration coefficients in the configuration file match the instrument Calibration Certificates Problem 6 Salinity Lower than Expected Cause Solution 1 A fouled conductivity cell will report lower than correct salinity Large errors in salinity indicate that the cell is extremely dirty has something large lodged in it or is broken Proceed as follows 1 Clean the conductivity cell as described in Conductivity Cell Maintenance in Section 5 Routine Maintenance and Calibration 2 Remove larger droplets of water by blowing through the conductivity cell Do not use compressed air which typically contains oil vapor 3 Running the FastCAT in air use TCR in Seaterm to look at the raw conductivity frequency It should be within 1 Hz of the zero conductivity value printed on the conductivity cell Calibration Sheet If it is significantly different the cell is probably damaged 56 M anual revision 017 Glossary Note All Sea Bird software listed was designed to work with a computer running Windows XP service pack 2 or later Windows Vista or Windows 7 32 bit or 64 bit CAUTION Do not use Parker O Lube which is petroleum based use only Super O Lube Glossa SBE 49 FastCAT High accuracy conductivity temperature and pressure sensor Fouling
42. ags Temperature Downcast C and T Aligned Shown below is a comparison of FastCAT data with different temperature advances the best results least salinity spiking are seen with an advance of 0 0625 seconds SBE49 T advance 0 0 032 0 063 0 094 Sec Temperature advance 0 0 032 0 0625 0 094 seconds Pressure Strain Gauge dh 350 355 360 365 SUIDA ee ee Y s f Pg og PF REEL 370 375 Note Data shown 380 has been filtered had conductivity cell 385 thermal mass 390 corrections applied and loops caused by 395 pressure reversals removed 400 3410 3415 3420 3425 3430 3435 MD 3445 Derived Salinity PSU 67 Manual revision 017 Appendix V Real Time Data Correction Algorithms SBE 49 Filtering Data Filtering smoothes the data to match the temperature and conductivity sensor time constants In post processing Sea Bird recommends using a low pass filter Filter module in SBE Data Processing on recorded FastCAT data with a time constant of 0 085 seconds for both temperature and conductivity This filter algorithm cannot be implemented for real time data processing in the FastCAT because the low pass filter is run forward through the data an impossible task when processing in real time and then run backward through the data Instead a 5 scan cosine window filter based on the Window Filter module in SBE Data Processing was implemented for real time data processing in the FastCAT this window filter
43. al format Set up with a 60 second pump turn on delay after pump enters water to ensure pump is primed before turning on Set up to start sampling upon power up Verify setup with status command Apply power then click Connect on Toolbar to wake up S gt NAVG 4 S gt OUTPUTFORMAT 0 S gt PUMPDELAY 60 S gt AUTORUN Y S DS to verify setup Remove power When ready to begin sampling Apply power Put FastCAT in water and allow to soak for at least time required for pump turn on PumpDelay 60 before beginning cast When cast 1s complete remove power or send Stop to stop sampling send Stop if you want to view and or modify FastCAT s setup immediately after you stop sampling 23 Manual revision 017 Section 4 Deploying and Operating FastCAT SBE 49 Real Time Data Corrections Note Cell thermal mass corrections should not be applied to freshwater data It can give bad results due to the way the derivative dc dT is calculated in regions where conductivity changes are very small Currently the SBE 49 firmware does not permit you to apply just aligning and filtering without also applying cell thermal mass corrections Notes e The FastCAT does not perform real time corrections if the output format is raw hex or raw decimal OutputFormat 0 or 2 even if ProcessRealTimezY See Appendix V Real Time Data Correction Algorithms for details Typical post processing of CTD data includes t
44. and Pressure Sensor It is organized to guide the user from installation through operation and data collection We ve included detailed specifications command descriptions maintenance and calibration information and helpful notes throughout the manual Sea Bird welcomes suggestions for new features and enhancements of our products and or documentation Please contact us with any comments or suggestions seabird seabird com or 425 643 9866 Our business hours are Monday through Friday 0800 to 1700 Pacific Standard Time 1600 to 0100 Universal Time in winter and 0800 to 1700 Pacific Daylight Time 1500 to 0000 Universal Time the rest of the year Follow these steps to get a Quick Start using the FastCAT The manual provides step by step details for performing each task 1 Test power and communications Section 3 Power and Communications Test 2 Deploy the FastCAT Section 4 Deploying and Operating FastCAT A Establish setup and sampling parameters B Install I O cable connector and locking sleeve Connect other end of cable to computer controller and to power supply Verify hardware and external fittings are secure Remove plugs from end of T C Duct and pump exhaust Apply power e If AutoRun Y FastCAT will start sampling automatically e If AutoRun N send Start to start sampling Deploy FastCAT me oO m Manual revision 017 Section 1 Introduction SBE 49 Unpacking FastCAT Shown below is a typical FastCAT shipment
45. c housing for depths to 350 meters 1150 ft or sensors Other sensors requiring titanium housing for depths to 7000 or 10 500 meters pumped water need a separate pump 22 900 or 34 400 ft Strain gauge pressure sensor Integrated T C Duct Internal pump for flow controlled conductivity and temperature response XSG or wet pluggable MCBH 4 pin I O bulkhead connector Straight pump exhaust fitting providing high quality data for most applications e Pump exhaust tee fitting for slow profiling applications fee fitting is included in spares kit that ships with FastCAT and can be easily Exhaust substituted for the straight pump exhaust fitting in the field See Optimizing Data Quality in Section 4 Deploying and Operating FastCAT for guidelines on use of the straight fitting vs the tee fitting e Optional anti foulant device fitting and expendable Anti Foulant Devices for long deployments Exhaust FastCAT with exhaust tee fitting Notes The FastCAT can be used with the following Sea Bird equipment e The SBE 32 Carousel is a 12 24 36 bottle water sampler available SBE 32 Carousel Water Sampler and SBE 33 Carousel Deck Unit OR with bottle sizes up to 30 liters The SBE 55 ECO Water Sampler and SBE 33 Carousel Deck Unit SBE 55 ECO is a 3 or 6 bottle water The SBE 32 or SBE 55 provides 15 VDC power to the FastCAT The sampler with 4 liter bottles CTD data from the FastCAT is converted into single wire telemetry fo
46. ch or pliers 2 Connect the I O cable to the computer controller 3 Connect the I O cable connector s red and black wires to a power supply 9 24 VDC 4 Verify that the hardware and external fittings are secure Note See Optimizing Data Quality above for 5 Ifplugs were placed on the end of the T C Duct and exhaust fitting to guidelines on use of the straight fitting keep dust debris etc out of the conductivity cell during storage vs the tee fitting remove the plugs Remove plugs from both ends of exhaust tee Remove plug from end of dii exhaust gt lt gS f Y LJ nAi i d LI Remove plug from end of Remove A b end of T C Duct lscDuc FastCAT with straight exhaust fitting FastCAT with tee exhaust fitting shown with plugs on shown with plugs removed 6 Immediately prior to deployment apply power and start sampling e If AutoRun Y applying power started FastCAT sampling e If AutoRun N send Start in Seaterm 40 Manual revision 017 Section 4 Deploying and Operating FastCAT SBE 49 Acquiring and Processing Data with Seasave and SBE Data Processing Notes e Seasave and SBE Data Processing Verifying Contents of Configuration xmlcon or con File versions 7 20a introduced xmlcon files in XML format Versions 7 20a Seasave our real time data acquisition and display program and SBE Data a iuf pa Hrs to open a con or Processing our data processi
47. cond is feasible if used with a constant winch speed Spiking is sometimes seen in the derived values for salinity density or sound velocity Spiking results largely from a response time mismatch of the conductivity and temperature sensors especially when the profiling rate is non uniform The amount of spiking depends on the temperature gradient and is much worse when coupled surface motion causes the instrument to stop or even reverse its descent In the event of heavy ship motion it may be worth letting the instrument free fall When very heavy seas cause severe ship motion and result in periodic reversals of the instrument descent the data set can be greatly improved by removing scans taken when the pressure is not increasing Positioning Relative to Other Instruments and Package Position the FastCAT so that other instruments and hardware do not thermally contaminate the water that flows past the sensors Position the FastCAT forward of or at the front of the package Temperature Equilibration Where water temperature is very different from the temperature at which the FastCAT has been stored better results are obtained if the FastCAT is allowed to equilibrate to the water temperature at the surface soak for several minutes before beginning a profile The reason is not that the electronics are temperature sensitive they are not but that the thermal influence of the instrument housing on the water entering the cell will be re
48. curs when two user programmable conditions have been met e Raw conductivity frequency exceeds the minimum conductivity frequency MinCondFreq Set the minimum conductivity frequency for pump turn on above the instrument s zero conductivity raw frequency shown on the FastCAT Configuration Sheet in the manual to prevent the pump from turning on when the FastCAT is in air gt For salt water and estuarine applications typical value zero conductivity raw frequency 500 Hz gt For fresh nearly fresh water typical value zero conductivity raw frequency 5 Hz If the minimum conductivity frequency is too close to the zero conductivity raw frequency the pump may turn on when the FastCAT is in air as result of small drifts in the electronics Some experimentation may be required and in some cases it may be necessary to rely only on the pump turn on delay time to control the pump If so set a minimum conductivity frequency lower than the zero conductivity raw frequency e Pump turn on delay time has elapsed PumpDelay Set the pump turn on delay time to allow time for the pump to fill with water after the FastCAT is submerged Determine the turn on delay by immersing the FastCAT power off not sampling Measure the time needed to completely fill the pump exhaust tubing by watching for when air bubbles stop coming out of the exhaust 20 seconds is typical Set the delay to approximately 1 5 times longer 30 seconds When actuall
49. d with no spaces or commas between parameters Shown with each parameter is the number of digits and how to calculate the parameter from the data use the decimal equivalent of the hex data in the equations Temperature A D counts tttttt Conductivity frequency Hz ccecce 256 Pressure sensor pressure A D counts pppppp Pressure sensor temperature compensation voltage vvvv 13 107 Sepe Example example scan ttttttccccccppppppvvvv 0A53711BC7220C14C17D82 e Temperature tttttt 045371 676721 decimal temperature A D counts 676721 e Conductivity ccecce 1BC722 1820450 decimal conductivity frequency 1820450 256 7111 133 Hz e Pressure pppppp 0C14C1 791745 decimal pressure A D counts 791745 e Pressure temperature compensation vvvv 7D82 32 130 decimal pressure temperature 32 130 13 107 2 4514 volts OutputFormat 1 engineering units in Hexadecimal Data is output in the order listed with no spaces or commas between the parameters Shown with each parameter is the number of digits and how to calculate the parameter from the data use the decimal equivalent of the hexadecimal data in the equations Note that if ProcessRealTime Y the output data has been aligned filtered and corrected for cell thermal mass effects 1 Temperature C ITS 90 tttttt 100 000 10 2 Conductivity S m cccccec 1 000 000 1 3 Pressure decibars pppppp 1 00
50. de with the commands are permanently stored in the FastCAT and remain in effect until you change them 27 Manual revision 017 Section 4 Deploying and Operating FastCAT SBE 49 Status Command DS Display operating status and setup parameters Equivalent to Status on Toolbar List below includes where applicable command used to modify parameter e firmware version serial number e number of scans to average NAvg e pressure sensor type and range PRange e minimum conductivity frequency for pump turn on MinCondFreq and pump turn on delay PumpDelay e start autonomous sampling automatically when power applied AutoRun e output format OutputFormat e output salinity OutputSal and sound velocity OutputSV with each sample only if OutputFormat 3 e time to advance temperature to align with conductivity TAdvance Note If ProcessRealTimezY but OutputFormat 0 or 2 output raw hexadecimal or raw decimal data the status reply shows real time temperature and conductivity correction enabled not applied to raw data and the FastCAT does not perform real time corrections celltm alpha 0 03 celltm tau 7 0 e conductivity cell thermal mass alpha correction Alpha S DS SBE 49 FastCAT V 1 3a SERIAL NO number of scans to average 1 pressure sensor strain gauge minimum cond freq 3000 pump delay Start sampling on power up no output format converted decima
51. dix I Functional Description and Circuit SBE 49 Appendix I Functional Description and Circuitry Sensors The SBE 49 embodies the same sensor elements 3 electrode 2 terminal borosilicate glass cell and pressure protected thermistor previously employed in Sea Bird s modular SBE 3 and SBE 4 sensors and in the SeaCAT and SeaCATplus The FastCAT uses three independent channels to digitize temperature conductivity and pressure concurrently The pressure sensor is a strain gauge sensor Sensor Interface Temperature is acquired by applying an AC excitation to a bridge circuit containing an ultra stable aged thermistor with a drift rate of less than 0 002 C per year The other elements in the bridge are VISHAY precision resistors A 24 bit A D converter digitizes the output of the bridge AC excitation and ratiometric comparison avoids errors caused by parasitic thermocouples offset voltages leakage currents and reference errors Conductivity 1s acquired using an ultra precision Wien Bridge oscillator to generate a frequency output in response to changes in conductivity Strain gauge pressure is acquired by applying an AC excitation to the pressure bridge A 24 bit A D converter digitizes the output of the bridge AC excitation and ratiometric comparison avoids errors caused by parasitic thermocouples offset voltages leakage currents and reference errors A silicon diode embedded in the pressure bridge is used to measure
52. duced If the difference between water and storage temperature is extreme allow more soak time 38 Manual revision 017 Section 4 Deploying and Operating FastCAT SBE 49 Setup for Deployment Program the FastCAT for the intended deployment using Seaterm see Command Descriptions Seasave our real time data acquisition program generates a data file with Note data format and header information that is compatible with our SBE Data Processing post processing software If the FastCAT will be connected directly to the computer or to an SBE 33 or 36 Deck Unit and you will be using Seasave to acquire and view real time data you must set OutputFormat 0 output raw hexadecimal data See Acquiring and Processing Data with Seasave and SBE Data Processing e Ifthe FastCAT will be connected directly to the computer and you will be using Seaterm to view real time data you must press Capture on the Toolbar to save the data to a cap file Note that Seaterm does not generate a data file that is compatible with SBE Data Processing For ease in viewing data set OutputFormat 3 output decimal engineering units If the FastCAT will be connected to an ROV AUV etc the vehicle must Note f include a data logger for the FastCAT data Typically this data will not See Acquiring Real Time Data with be in a format that is compatible with SBE Data Processing However if the data logger saves all the FastCAT data complete time series
53. e SBE os SEA BIRD Ele My SeENTHC SBE 49 FastCAT CTD Sensor User Manual Conductivity Temperature and Pressure Sensor Release Date 02 18 2015 with RS 232 Interface If deploying vertically intended for deployment in orientation shown sensors at top for proper pump operation Manual version 017 Firmware version 1 3a amp later Software versions Seaterm V2 2 4 1 amp later Seasave V7 7 23 2 amp later SBE Data Processing 7 23 2 amp later Ce Sea Bird Electronics Tel 1 425 643 9866 13431 NE 20th Street seabird seabird com Bellevue Washington WWVW Seabird com 98005 USA Limited Liability Statement Extreme care should be exercised when using or servicing this equipment It should be used or serviced only by personnel with knowledge of and training in the use and maintenance of oceanographic electronic equipment SEA BIRD ELECTRONICS INC disclaims all product liability risks arising from the use or servicing of this system SEA BIRD ELECTRONICS INC has no way of controlling the use of this equipment or of choosing the personnel to operate it and therefore cannot take steps to comply with laws pertaining to product liability including laws which impose a duty to warn the user of any dangers involved in operating this equipment Therefore acceptance of this system by the customer shall be conclusively deemed to include a covenant by the customer to defend indemnify and hold SEA BIRD ELECTRONICS INC ha
54. e connector aligning the raised e Do not use WD 40 or other bump on the side of the plug cable connector with the large pin petroleum based lubricants as pin 1 ground on the FastCAT Remove any trapped air by burping or they will damage the connectors gently squeezing the plug connector near the top and moving your fingers e For wet pluggable MCBH X toward the end cap OR connectors Silicone lubricants MCBH Connector Install the plug cable connector aligning the pins in a spray can may contain ketones esters ethers alcohols or glycols in their propellant Do not use these sprays as they locking sleeve finger tight only Do not overtighten the locking sleeve will damage the connector and do not use a wrench or pliers 3 Place the locking sleeve over the plug cable connector Tighten the Verify that a cable or dummy plug is installed before deployment 47 Manual revision 017 Conductivity Cell Maintenance Section 5 Routine Maintenance and Calibration CAUTIONS e Do not put a brush or any object inside the conductivity cell to dry it or clean it Touching and bending the electrodes can change the calibration Large bends and movement of the electrodes can damage the cell e Do not store the FastCAT with water in the conductivity cell Freezing temperatures for example in Arctic environments or during air shipment can break the cell if it is full of water Pressure Sensor Mainte
55. e old Anti Foulant Device If the old device is difficult to remove use needle nose pliers and carefully break up material Place the new Anti Foulant Device in the cup Rethread the cap onto the cup Do not over tighten Slip the Tygon tubing back onto the cap Secure with a new cable tie Anti foulant device cup holds Anti Foulant Device Cut cable tie and slip Unscrew anti foulant Tygon tubing off of anti device cap from anti foulant device cap foulant device cup 52 Manual revision 017 Sensor Calibration Note After recalibration Sea Bird enters the new calibration coefficients in the FastCAT s EEPROM and ships the instrument back to the user with Calibration Certificates showing the new coefficients We also ship a new instrument configuration con file which includes the new coefficients Section 5 Routine Maintenance and Calibration SBE 49 Sea Bird sensors are calibrated by subjecting them to known physical conditions and measuring the sensor responses Coefficients are then computed which may be used with appropriate algorithms to obtain engineering units The conductivity temperature and pressure sensors on the FastCAT are supplied fully calibrated with coefficients stored in EEPROM in the FastCAT and printed on their respective Calibration Certificates We recommend that the FastCAT be returned to Sea Bird for calibration Conductivity Sensor Calibration The conductivity sensor inc
56. ent near surface alternatively remove these scans later in SBE Data Processing If you make this selection when you click Start button and communication is established a dialog box with Start Archiving button appears Click this button when ready to begin saving scans to file or select Start Archiving in Real Time Data menu Do not archive data for this cast to not save data to a file Real time data will still appear in displays Configuration Options Currently selected instrument configuration xmlcon or con file is shown containing information on calibration coefficients for FastCAT s sensors To modify input configuration xmlcon or con file serial ports TCP IP ports and or miscellaneous click Configure Inputs To modify outputs serial data output serial ports shared file output mark variables TCP IP output TCP IP ports SBE 14 remote display PC alarms header form and or diagnostics click Configure Outputs e Timeout in seconds at startup Time allowed before first data scan is received from FastCAT Seasave will time out and stop attempting to acquire data if data is not received from FastCAT within this time period e Timeout in seconds between scans Maximum gap allowed between scans after first data scan is received from FastCAT Seasave will fime out and stop attempting to acquire data if data is not received from FastCAT within this time period for example if a shark bites cable and interrupts data acquis
57. ere the FastCAT will be seeing many profiling cycles without breaking the surface the issue of orientation for optimal pump performance may not be critical The FastCAT may be taking many tens or hundreds of profiles and only the data for the shallow part of the first profile would be affected by air in the plumbing Examples of this type of deployment are a towing operation or a FastCAT deployed on an ROV or AUV Directing Exhaust away from Intake vs Equalizing Bernoulli Pressures It is important to direct the exhaust water away from the intake water Exhaust water that mixes with contaminates the intake water will cause errors in the temperature data because the pump transfers heat to the exhaust water However there is another consideration in determining how to direct the exhaust For fast moving applications it is important to equalize the Bernoulli pressures on the intake and exhaust by placing the intake and exhaust on the same plane minimizing acceleration of water in the plumbing Water acceleration in the plumbing overrides the constant flow provided by the pump resulting in temperature and conductivity data that can be difficult to align because of changing flow rates e For fast moving applications gt 0 5 m sec The potential for errors caused by mixing of intake and exhaust water are small compared to Bernoulli pressure errors at these speeds The straight fitting as shipped minimizes Bernoulli pressure errors In additi
58. ernal signals to disrupt communication and ensures that high voltage lines such as the sea cable are sufficiently protected Cables shorter than 3 meters can be used without shielding when installing or bench testing the instrument Note There are two issues to consider Common wire resistances e Limiting the communication IR loss to 1 volt if transmitting real time Resistance ohms foot data higher IR loss will cause the instrument to transmit data that does 0 0016 not meet the RS 232 communication standard 0 0025 0 0040 e Supplying enough power at the power source so that sufficient power 0 0064 is available at the instrument after considering IR loss from the 0 0081 turn on transient 0 0107 Each issue is discussed below 0 0162 0 0257 e 0 0410 Limiting IR Loss to 1 Volt 0 0653 The limit to cable length is typically reached when the maximum current during communication times the power common wire resistance 1s more than volt V limt 1 volt IR jimit Maximum cable length R jimi wire resistance per foot where I current required by FastCAT during communication The value for I varies depending on the input voltage e 390 mA at9 V e 285 mA at 12V e 180 mA at 19 V See Specifications in Section 2 Description of FastCAT Example For 12 volt power supply and 20 gauge wire what is the maximum distance to transmit power to the FastCAT when considering communication IR loss At 12 V I 0 285 Amps For 20 gauge
59. ewing modifying the configuration e NMEA Select if NMEA navigation device used and select whether NMEA device is connected directly to Deck Unit SBE 33 or 36 or to computer Scans to average You can also append NMEA depth data 3 bytes and NMEA V NMEA position data added NMEA depth data added time data 4 bytes after Lat Lon data Seasave adds NMEA device connected to deck unit J NMEA time added current latitude longitude and universal time code to data NMEA device connected to PC header appends NMEA data to every scan and writes NMEA Surface PAR voltage added J ur Number of samples to average per scan FastCAT samples at 16 Hz Configuration file opened None 0 0625 seconds averages data and transmits averaged data real time Must agree with SBE 49 setup NAvg see reply from DS data to nav file every time Ctrl F7 is pressed or Add to nav Select to have Seasave append time seconds File is clicked Scan time added since January 1 1970 GMT to each data scan Note NMEA time can only be pa aipa a i m Channel Sensor New Jor con file for this CTD uter Open to select different Surface PAR Select if using _1 Count icc E New to create new xmlcon E xmlcon or con file with deck unit connected to 2 Frequency Conductivity Save orSave As to save Surface PAR sensor Seasave DEUS appends Surface PAR data 0 m RO EM every scan Adds 2 channels t
60. g Therefore the FastCAT can be programmed to process data in real time if sampling autonomously This provides C T and P output that is already aligned filtered and corrected for cell thermal mass and also provides calculated and output salinity and sound velocity 1f applicable based on these corrected values If real time corrections are enabled ProcessRealTime Y and the output format is converted hex or decimal OutputFormat 1 or 3 the FastCAT processes the data as follows 1 Advance temperature by user programmed amount TAdvance 2 Filter temperature and conductivity with cosine filter and five scan window 3 Apply cell thermal mass correction to conductivity with user programmed values for alpha Alpha and tau Tau 4 Calculate averaged data if NAvg is greater than 1 based on corrected values of C T and P 5 Calculate salinity if OutputSal Y and sound velocity if OutputSV Y based on corrected averaged values of C T and P Example Autonomous Sampling Setup for Real Time Data Processing user input in bold See either of the autonomous sampling examples above for general setup Send the following commands to enable and establish parameters for real time data processing output converted decimal data enable real time data corrections advance temperature 0 0625 seconds and use alpha and tau of 0 03 and 7 respectively for cell thermal mass correction S gt OUTPUTFORMAT 3 S PROCESSREALTIME
61. gnore the message and click Yes 5 Inthe File menu select Exit 46 Manual revision 017 Section 5 Routine Maintenance and Calibration SBE 49 Section 5 Routine Maintenance and Calibration This section reviews corrosion precautions connector mating and maintenance conductivity cell storage and cleaning pressure sensor maintenance O ring maintenance plastic housing handling instructions replacing optional AF24173 Anti Foulant Devices and sensor calibration The accuracy of the FastCAT is sustained by the care and calibration of the sensors and by establishing proper handling practices Corrosion Precautions Rinse the FastCAT with fresh water after use and prior to storage All exposed metal is titanium other materials are plastic No corrosion precautions are required but direct electrical connection of the titanium to dissimilar metal hardware should be avoided Connector Mating and Maintenance Note Clean and inspect connectors cables and dummy plugs before every See Application Note 57 Connector deployment and as part of your yearly equipment maintenance Inspect Care and Cable Installation connectors that are unmated for signs of corrosion product around the pins and for cuts nicks or other flaws that may compromise the seal When remating 1 Lightly lubricate the inside of the dummy plug cable connector with silicone grease DC 4 or equivalent CAUTIONS 2 XSG Connector Install the plug cabl
62. he following e Aligning data Data misalignment is caused by physical misalignment of sensors in depth inherent time delay of sensor responses and water transit time in a plumbing line Aligning conductivity temperature and pressure C T and P ensures that derived parameters are calculated with measurements from the same parcel of water eliminating spiking caused by misaligned values in areas with sharp gradients e Filtering data Filtering matches the T and C sensor time constants e Correcting for conductivity cell thermal mass The glass cell stores heat causing water in the cell to be a different temperature than the temperature sensor measured a moment earlier Removing thermal mass effects from measured conductivity provides improved results in areas with steep temperature gradients Performing these calculations in post processing allows you to make adjustments to the measured data before calculating derived parameters SBE Data Processing part of our Seasoft suite can perform this processing on recorded data if a complete C T and P time series is recorded However the FastCAT which samples and transmits data at 16 Hz is frequently integrated with an AUV or ROV The AUV ROV may record data on command with uneven time intervals between each recorded measurement The lack of a true time series from the FastCAT for these applications prevents aligning filtering and correcting for cell thermal mass in post processin
63. ht pump exhaust Straight exhaust fitting mounts to 1 sensor guard Tee exhaust fitting for slow 231408 Tee pump exhaust profiling applications mounts to sensor guard 30132 Screw 4 40 x 3 4 flat Secures pump exhaust fitting to 1 Phillips head stainless sensor guard 30239 Washer 4 nylon For 30132 screw placed between 2 WN 4 tee and sensor guard 31629 Tygon tubing Exhaust plumbing Continued on next page 69 Manual revision 017 Appendix VI Replacement Parts SBE 49 Continued from previous page Part d ds NA Quantity Number Part Application Description in FastCAT Assorted o rings and hardware including e 231408 Exhaust tee for slow profiling applications e 30132 Machine screw 4 40 x 3 4 FH SS secure exhaust tee to sensor guard e 31081 Machine screw 4 40 x 4 SHSS retaining rod screw e 30389 Cable tie 4 inch secure tubing to exhaust tee e 30857 Parker 2 033E515 70 o rings for both end caps 60037 Spare parts kit for SBE 49 e 30859 Machine Screw gt in titanium housing 8 32 x 3 8 FH Ti secure end caps to housing e 30947 Machine Screw 2 56 x FH SS secure AF24173 anti foulant device chamber top on sensor head e 30992 Machine Screw 2 56 x 5 8 PH Phillip SS secure T C Duct top to base e 31076 O ring Parker 2 003 E515 80 for 30992 screws e 31182 O ring NASI611 021 Ethylene Propylene T C Duct base to top o ring seal Assorted o rings and hardware including
64. ications and power and cable length information Update Seaterm screens to correspond to Seaterm versions 1 40 and later Correct conductivity sensor calibration range to 2 6 6 S m plus zero conductivity 008 07 04 009 08 05 Update exhaust information straight exhaust standard tee exhaust in spares kit that ships with 49 Add 600 m pressure sensor to list of available sensor ranges Update conductivity cell cleaning procedure to be consistent with application note 2D Add more info about triton Add information that pump does not run automatically for testing commands TC etc Update connector to MCBH with water block Update AF24173 Anti Foulant Device appendix to current label 010 07 06 Change specification for plastic housing to 250 m from 350 m Update Triton website link Update pressure port maintenance Sea Bird no longer filling with silicon oil Add information that can use SBE 49 with SBE 32 Carousel with serial interface and SBE 33 Deck Unit Update recovery warning providing more detail e Correct information on real time data corrections 011 05 07 e Incorporate Seasave V7 e Update con file screen capture to show scan time added field in SBE Data Processing and Seasave e Add information that can use SBE 49 with SBE 55 ECO Water Sampler and SBE 33 Deck Unit e Add more information on deployment recommendations Continued on next page 72 Manual revision 017 Index
65. information IMPORTANT To complete setup review the configuration setting for your instrument by selecting your instrument type from the Configure menu list Instrument Type ISBE49 M COM Port fi x Select the instrument type SBE 49 and the computer COM port for communication with the FastCAT Click OK The main screen looks like this dg SeaTerm Yersion 1 32 SeaTerm Ey Fie Configure Communications Utilities Data View Help Connect Toolbar Command Data Echo Area Capture Status bar to file status grayed out if not not applicable capturing to FastCAT Ver COM 1 96008 1n singe cast Caping Instrument Baud rate data bits EPROM version stop bits and parity e Menus Contains tasks and frequently executed instrument commands e Toolbar Contains buttons for frequently executed tasks and PA instrument commands All tasks and commands accessed through the Toolbar are also available in the Menus To display or hide the Toolbar select View Toolbar in the View menu Grayed out Toolbar buttons are not applicable e Command Data Echo Area Echoes a command executed using a Menu or Toolbar button as well as the instrument s response SBE 49 Additionally a command can be manually typed in this area from the available commands for the instrument Note that the instrument must be awake for it to respond to a command u
66. ing a different wire gauge would increase allowable cable length Example 2 Same as above but there are 4 FastCATs powered from same power supply V IR gt 9 volts 12 volts 0 75 Amps 4 FastCATs 0 0107 ohms foot 2 cable length gt 9 volts 3 volts gt 0 75 Amps 4 FastCATs 0 0107 ohms foot 2 cable length Cable length lt 46 ft 14 meters to FastCAT furthest from power source 26 Manual revision 017 Section 4 Deploying and Operating FastCAT SBE 49 Command Descriptions This section describes commands and provides sample outputs See Appendix III Command Summary for a summarized command list When entering commands e Input commands to the FastCAT in upper or lower case letters and register commands by pressing the Enter key e The FastCAT sends CMD if an invalid command is entered e Ifthe system does not return an S prompt after executing a command press the Enter key to get the S gt prompt e Establish communications by pressing Connect on the Toolbar or the Enter key to get an S gt prompt e Ifthe FastCAT is transmitting data and you want to stop it send Stop click Stop on the Toolbar or type Ctrl Z Press the Enter key to get the S gt prompt e The FastCAT responds only to DS DCal and Stop while sampling If you interrupt the FastCAT while it is sampling for example to send DS it will temporarily stop sampling Sampling resumes after it responds to the command Entries ma
67. ion 017 Index SBE 49 Appendix VI Manual Revision History Manual Version Date Description 002 10 01 e Initial release production units 003 12 02 e Add information on pressure output format in decibars e OutputFormat 2 amp 3 Add information that leading 0 s suppressed Correct OutputFormat 2 description temperature tttttt not tttttttt strain pressure pppppp not Pppppppp strain T compensation v vvvv not vv vvvv Correct pressure sensor calibration fitting add pressure sensor maintenance information Anti foul replacement use EPA approved description Add information on baud rate and sampling time and cable length Add more information pump operation details 004 01 03 Add AF label pages in appendix 005 01 03 006 03 03 Add information on mechanical design change of TC duct anti foul cup and cap Add compatibility with Seasave 007 08 03 Update description of output format required for data to be processed by SBE Data Processing Update to allow use of SBE 36 amp PDIM with SBE 49 Add information on TC duct Update for 9 pin computer connections Correct Baud 600 baud is not valid with SBE 49 Firmware 1 2 Add commands to align filter and apply thermal mass correction in real time so computed salinity and sound velocity are correct Remove PType Add SetDefaults Remove optional 12 28 VDC range from specifications Add plastic housing option Update power specif
68. ired header and click OK B Ifyou selected NMEA position data added in the xmlcon or con file Seasave initializes NMEA communications C Ifyou selected Check Scan Length in the Options menu Seasave checks the xmlcon or con file to verify that the scan length defined by the configuration file matches the FastCAT i e inclusion of Scan time added and inclusion of NMEA is as defined in the file If a Scan length error appears verify that e You are using the correct xmlcon or con configuration file e The configuration file has been updated as necessary if you added or deleted NMEA D Seasave sends a message Waiting for data Seasave times out if data is not received within Timeout in seconds at startup E Real time data then starts appearing in the screen displays 6 To stop real time data acquisition In the Real Time Data menu select Stop 7 Stop sampling e If AutoRun Y Remove external power e f AutoRun N Close Seasave then open Seaterm and send Stop Processing Data with SBE Data Processing Note 1 In SBE Data Processing s File menu select Data Conversion to convert See the SBE Data Processing manual the raw hex hex data file to engineering units cnv file and or Help files e Data Conversion and some other processing modules require the instrument configuration xmlcon or con file for input See Verifying Contents of Configuration xmlcon or con File above for a description of the configura
69. ires equipment that may not be readily available The end cap s 7 16 20 straight thread permits mechanical connection to the pressure source Use a fitting that has an O ring tapered seal such as Swagelok 200 1 4ST which conforms to MS16142 boss 54 Manual revision 017 Section 6 Troubleshootin SBE 49 Section 6 Troubleshooting This section reviews common problems in operating the FastCAT and provides the most likely causes and solutions Problem 1 Unable to Communicate with FastCAT in Seaterm terminal program The S prompt indicates that communications between the FastCAT and computer have been established Before proceeding with troubleshooting attempt to establish communications again by clicking Connect on Seaterm s toolbar or hitting the Enter key several times Cause Solution 1 The I O cable connection may be loose Check the cabling between the FastCAT and computer for a loose connection Cause Solution 2 The instrument type and or communication settings may be entered incorrectly in Seaterm Select SBE 49 in the Configure menu and verify the settings in the Configuration Options dialog box The settings should match those on the instrument Configuration Sheet in the manual Cause Solution 3 You may be using the wrong cable The I O cable supplied with the FastCAT permits connection to standard 9 pin RS 232 interfaces e FastCAT pin 1 goes to DB 9 pin 5 e FastCAT pin 2 goes to DB 9 pin 3 e FastCAT pin 3
70. ition Seasave stops attempting to acquire data after this gap 42 Double click on Seasave exe Perform any desired setup in the Configure Inputs Configure Outputs and Display menus 4 Inthe Real Time Data menu select Start The dialog box looks like this Start Real Time Data Acquisition Data Archiving Options Begin archiving data immediately C Begin archiving data when Start Archiving command is sent C Do not archive data for this cast Output data HEX file C Documents and Settings dbresko My Documents West hex Click Select Output Data File Name Save Archived Data As dialog box appears browse to desired file location enter desired file name and click Save Select Output Data File Name Configuration Options Instrument configuration xmlcon or con file to change select Configure Inputs C Documents and Settings dbresko My Documents test xmlcon Configure Inputs Configure Outputs B m Timeout in seconds at startup Timeout in seconds between scans Report Help Start Exit Cancel Manual revision 017 Section 4 Deploying and Operating FastCAT SBE 49 5 Inthe Start Real Time Data Acquisition dialog box click Start A Ifyou selected Begin archiving data immediately or Begin archiving data when Start Archiving command is sent above and selected Prompt for Header Information in the Header Form setup Configure Outputs the Header Information dialog box appears Fill in the des
71. l output salinity yes output sound velocity temperature advance 0 0625 seconds e conductivity cell thermal mass tau correction Tau e enable real time corrections ProcessRealTime 1000 0 yes real time temperature and conductivity correction enabled for converted data Example Status DS command user input in bold command used to modify parameter in parentheses NAvg PRange MinCondFreq PumpDelay AutoRun OutputFormat OutputSal OutputSV TAdvance Alpha Tau ProcessRealTime 28 Manual revision 017 Section 4 Deploying and Operating FastCAT SBE 49 Setup Commands Notes e The FastCAT s baud rate set with Baud x x baud rate 1200 2400 4800 9600 Baud must be the same as 19200 or 38400 Default 9600 Seaterm s baud rate set in the Configure menu e The minimum baud is dependent on sampling rate NAvg and output format OutputFormat See Baud Cable Length and Data Transmission Rate and Data Output Formats OutputFormat x x 0 Output raw frequencies A D counts Note xf and voltages in Hexadecimal form Must Sea Bird s real time data acquisition use this format for acquiring viewing software Seasave requires data in raw hexadecimal OutputFormat 0 and saving real time data in Seasave Seasave creates a data file that can be Before beginning a cast processed with SBE Data Processing e If you will be using
72. listed with a comma followed by a space between each parameter Shown with each parameter are the number of digits and the placement of the decimal point Leading zeros are suppressed except for one zero to the left of the decimal point Note that if ProcessRealTime Y the output data has been aligned filtered and corrected for cell thermal mass effects 1 Temperature C ITS 90 ttt tttt 2 Conductivity S m cc cccec 3 Pressure decibars pppp ppp 4 Salinity psu sss ssss if OutputSal Y 5 Sound velocity meters second vvvv vvv if OutputSV Y Example FastCAT with OutputSal N OutputS V N example scan ttt tttt cc ccccc pppp ppp 23 7658 0 00019 0 062 e Temperature ttt tttt 23 7658 temperature C ITS 90 23 7658 e Conductivity cc ccccc 0 00019 conductivity S m 0 00019 e Pressure pppp ppp 0 062 pressure decibars 0 062 35 Manual revision 017 Section 4 Deploying and Operating FastCAT SBE 49 Optimizing Data Quality This section contains guidelines for obtaining the best quality data Some of these guidelines may conflict with the goals of a particular application but you should be aware of the tradeoffs of data quality vs mission goals Expelling Air from Plumbing for Optimal Pump Operation Pump exhaust Sensor plumbing intake Upcast Data and outlet If performing a single vertical profile from above the surface and wanting to obtain upcast data o
73. mmand FastCAT to turn pump on take a sample and turn pump off Remove power Repeat as desired Apply power then click Connect on Toolbar to wake up S gt PUMPON S gt TS S gt PUMPOFF Remove power 21 Manual revision 017 Section 4 Deploying and Operating FastCAT SBE 49 Pump exhaust tubing Autonomous Sampling The FastCAT runs continuously sampling data at 16 scans per second 16 Hz and transmitting the data real time The FastCAT can be set to average up to 255 samples transmitting only the averaged data AutoRun defines how autonomous sampling starts and stops If To Start Sampling To Stop Sampling AutoRun Y Turn on power e Turn off power or e Send Stop click Stop on Seaterm s Toolbar or type Ctrl Z AutoRun N Send Start Stopping this way allows you to then send commands to check or modify the setup After the conductivity cell enters the water there is a user programmable delay before pump turn on so that all the air in the pump tubing can escape If the pump motor turns on when there is air in the impeller housing priming is uncertain and a proper flow rate cannot be ensured The cell inlet and pump outlet must not come above the water surface or the prime will be lost e Ifprime is lost stop sampling Wait at least 5 seconds then submerge the FastCAT completely restart sampling and wait for the pump delay time before beginning the profile Pump turn on oc
74. mped conductivity data or e To test pump PumpOff Turn pump off TS Take 1 sample and transmit data Testing Commands Note Testing commands do not The FastCAT takes and transmits data for 100 samples for each test Press the automatically turn the pump on Thus Esc key or Stop on the Toolbar to stop a test they report conductivity from essentially the same sample of water TT Measure temperature transmit for all 100 samples because the pump does not run and water does not freely flow through the conductivity cell To get conductivity from fresh 2 samples send PumpOn before TC Measure conductivity transmit sending TC or TCR and then send converted data PumpOff when the test is complete converted data TP Measure pressure transmit converted data TTR Measure temperature transmit raw data TCR Measure conductivity transmit raw data TPR Measure pressure transmit raw data 32 Manual revision 017 Section 4 Deploying and Operating FastCAT SBE 49 Coefficients Commands DCal Display calibration coefficients Equivalent to Coefficients on Toolbar Example Display coefficients for FastCAT user input in bold S dcal SBE 49 FastCAT V 1 3a SERIAL NO 0055 temperature 26 apr 01 TAO 3 178124e 06 TAL 2 751603e 04 TA2 2 215606e 06 TA3 1 549719e 07 TOFFSET 0 000000e 00 conductivity 26 apr 01 G 9 855242e 01 H 1 458421e 01 3 290
75. mpling e Commands below for NAvg MinCondFreqz PumpDelayz ProcessRealTime TAdvance NAvg l Alphaz Tauz and AutoRunz MinCondFreq 3000 descriptions these commands apply e PumpDelay 30 e e e e e only to autonomous sampling ProcessRealTime Y TAdvance 0 0625 Alpha 0 03 Tau 7 0 AutoRun N 29 Manual revision 017 Section 4 Deploying and Operating FastCAT SBE 49 Note Autonomous Sampling Commands In Seaterm to save real time data to a file click Capture on the Toolbar Autonomous sampling directs the FastCAT to sample data at 16 Hz and before beginning sampling transmit the data real time The FastCAT can be set to average up to 255 samples transmitting only the averaged data AutoRun defines how autonomous sampling starts and stops IF To Start Sampling To Stop Sampling AutoRun N e Turn off power or Send Start default j e Send Stop click Stop on Seaterm s Toolbar or type Ctrl Z Stopping this way allows you to LLL a Burn On pow then send commands to check or modify the setup NAvg x x number of samples to average default 1 maximum 255 FastCAT samples at 16 Hz every 0 0625 seconds and averages NAvg samples averaged data 1s transmitted real time Example If NAvg 8 FastCAT averages data from 8 samples 7 1 average 0 5 second and transmits averaged data real time MinCondFreq x x minimum conductivity frequency Hz to enable
76. nance CAUTION Do not put a brush or any object in the pressure port Doing so may damage or break the pressure sensor SBE 49 The FastCAT s conductivity cell is shipped dry to prevent freezing in shipping Refer to Application Note 2D Instructions for Care and Cleaning of Conductivity Cells for conductivity cell cleaning procedures and cleaning materials The pressure port plug has a small vent hole to allow hydrostatic pressure to be transmitted to the pressure sensor inside the instrument while providing protection for the pressure sensor keeping most particles and debris out of the pressure port Periodically approximately once a year inspect the pressure port to remove any particles debris etc Unscrew the pressure port plug from the pressure port 2 Rinse the pressure port with warm de ionized water to remove any particles debris etc 3 Replace the pressure port plug O Ring Maintenance Note For details on recommended practices for cleaning handling lubricating and installing O rings see the Basic Maintenance of Sea Bird Equipment module in the Sea Bird training materials on our website CAUTION Do not use Parker O Lube which is petroleum based use only Super O Lube O rings on the FastCAT are typically only disturbed if it is necessary to open the housing for diagnosis and or repair of an electronics malfunction Sea Bird recommends that the O rings be inspected and re
77. ng software require a configuration file which xmicon file and to save it to a con defines the instrument data output rate and serial numbers calibration dates or xmlcon file Seasave and SBE Pu 255 and calibration coefficients for the sensors conductivity temperature and Data Processing use the same file Ae Anew or eat ine CTD ships pressure Seasave and SBE Data Processing use the information in the with a configuration file that reflects configuration file to interpret and process the raw data If the configuration the current configuration as we know file does not match the actual instrument configuration the software will it The file is named with the not be able to interpret and process data correctly instrument serial number followed by a con extension For example 1 Double click on Seasave exe for a CTD with serial number 2375 Sea Bird names the file 2375 con 2 You may rename the file but not the extension if desired this will not affect the results Click Configure Inputs On the Instrument Configuration tab click Open In the dialog box select the xmlcon or con file and click Open 3 The configuration information appears on the Instrument Configuration tab Click Modify to bring up a dialog box shown below to change the configuration and or to view modify calibration coefficients 4 Click Save or Save As to save any changes to the xmlcon or con file Click Exit when done revi
78. o Channel Sensor table See Application Note 47 Save As Click a sensor and click Modify to change calibration coefficients Exit Cancel for that sensor Report Help 41 Manual revision 017 Section 4 Deploying and Operating FastCAT SBE 49 Acquiring Real Time Data with Seasave Instructions below are for a FastCAT used without a Sea Bird Deck Unit If using the FastCAT with the SBE 33 or 36 Deck Unit see the applicable Deck Unit manual 1 Start FastCAT sampling e f AutoRun Y Turn on power FastCAT will start sampling and transmitting data to the computer e If AutoRun N Turn on power Run Seaterm command the FastCAT to start sampling Start click Seaterm s Disconnect button and then close Seaterm Note that the data will not appear in Seasave until you tell Seasave to start real time data acquisition below Note 2 The baud rate between the FastCAT and computer defined in Configure 3 Inputs on the Serial Ports tab must match the baud rate set in the FastCAT with Baud Data Archiving Options e Begin archiving data immediately to store raw frequencies A D counts and or voltages real time data as soon as Start button is clicked and communication is established Begin archiving data when Start Archiving command is sent to control when data begins to be written to file This allows you to eliminate scans associated with deploying CTD from ship deck and soaking instrum
79. o default values OutputFormat 3 OutputSal Y OutputSV Y NAvg 1 SetDefaults MinCondFreq 3000 PumpDelay 30 ProcessRealTime Y TAdvance 0 0625 Alpha 0 03 Tau 7 0 AutoRun N NAvg x x number of samples to average FastCAT samples at 16 Hz and averages NAvg samples Default 1 x minimum conductivity frequency Hz to enable R ump turn on Pump stops when frequency drops MinCondFreg x ed x Default 3000 Hz factory ee to Os 0 conductivity frequency 500 Hz x time seconds to wait after minimum PumpDelay x conductivity frequency is reached before turning pump on Default 30 seconds x Y Apply alignment filtering and conductivity cell thermal mass corrections to data Only applies if Process Real Timex OutputFormat 1 or 3 Default ii x N Do not apply corrections to data x Time to advance temperature data relative Autonomous Advances to conductivity and pressure data Range 0 to Sampling 0 125 seconds default 0 0625 seconds Only applies if ProcessRealTime Y and OutputFormat 1 or 3 x Conductivity cell thermal mass alpha correction Alpha x Range 0 02 to 0 05 default 0 03 Only applies if ProcessRealTime Y and OutputFormat 1 or 3 x Conductivity cell thermal mass tau correction Tau x Range 5 0 to 10 0 default 7 0 Only applies if ProcessRealTime Y and OutputFormat 1 or 3 x N Wait for command when power applied Default auton ux x Y Start autonomous sampling when power applied Start Start autonomous sampling n
80. ocessing above for a description of the configuration file which is used in both Seasave and SBE Data Processing 44 Manual revision 017 Section 4 Deploying and Operating FastCAT SBE 49 Recovery WARNING Rinse the conductivity cell with fresh water See Section 5 Routine If the FastCAT stops working while Maintenance and Calibration for cell cleaning and storage underwater is unresponsive to commands or shows other signs of flooding or damage carefully e Place Tygon tubing over the end of the T C Duct Pour the water secure it away from people until you through the Tygon conductivity cell and exhaust tubing with a syringe have determined that abnormal or wash bottle internal pressure does not exist or has been relieved Pressure housings may flood under pressure due to dirty or damaged o rings or other failed seals When a sealed pressure housing floods at great depths and is subsequently raised to the surface water may be trapped at the pressure at which it entered the housing presenting a danger if the housing is opened before relieving the internal pressure Instances of such flooding are rare However a housing that floods at 5000 meters depth holds an internal pressure of more than 7000 psia and has the potential to eject the end cap with lethal force A housing that floods at 50 meters holds an internal pressure of more then 85 psia this force could still cause injury If you suspect the FastCAT
81. ompt iD C Automatically get ID Parity C Even C Odd None Cancel Default Help Lo Make the selections in the Configuration Options dialog box COMM Port COM 1 through COM 10 as applicable Baud Rate 9600 documented on Configuration Sheet in manual Data Bits 8 Parity None Mode RS 232 Full Duplex Click OK to save the settings In the Communications menu select Options Cycle baud when connecting Click Connect on the Toolbar Seaterm tries to connect to the FastCAT at the baud set in Step 3 If it cannot it cycles through all other possible baud rates to try to connect When it connects the display looks like this S This shows that correct communications between the computer and the FastCAT has been established If the system does not respond with the S gt prompt e Click Connect again e Verify the correct instrument was selected in the Configure menu and the settings were entered correctly in the Configuration Options dialog box Note that the baud rate is documented on the Configuration Sheet in the manual e Check cabling between the computer and FastCAT 18 Manual revision 017 Section 3 Power and Communications Test SBE 49 6 Display FastCAT status information by clicking Status on the Toolbar The display looks like this SBE 49 FastCAT V 1 3a SERIAL NO 0055 number of scans to average 1 pressure sensor strain gauge range 1000 0 minimum cond freq
82. on 40 Revision history 72 optimizing data quality 36 ROV 44 setup 39 Description 8 Dimensions 12 74 Manual revision 017 S Sampling autonomous 22 polled 21 Sampling commands 30 32 Sampling modes 20 Saterm main screen 16 SBE Data Processing 10 15 43 44 Seasave 10 15 41 Seasoft 10 15 Seaterm 10 15 16 toolbar buttons 17 Sensors 11 Setup commands 29 Software 10 installation 15 Specifications gt 11 Status command 28 Storage 48 Straight exhaust 12 37 Super O Lube 57 System description 8 Index 75 SBE 49 T Tee exhaust 12 37 Test power and communications 15 setup 15 Testing commands 32 Triton 57 U Unpacking FastCAT 7 V Versions 72 W Wiring 13
83. on at these speeds the exhaust flow will be blown back as the package moves forward reducing the mixing of intake and exhaust waters e For slow moving applications lt 0 5 m sec Bernoulli pressure errors are small compared to errors caused by mixing of the intake and exhaust water at these speeds The tee fitting as provided in the spares kit that ships with the FastCAT directs the exhaust path perpendicular to the FastCAT axis minimizing mixing of the intake and exhaust water 37 M anual revision 017 Section 4 Deploying and Operating FastCAT SBE 49 Plane through intake and exhaust parallel with vehicle surface or vehicle surface tangent Notes e The FastCAT performs real time alignment of conductivity and temperature data if ProcessRealTime Y and OutputFormat 1 or 3 See the SBE Data Processing Help files and or manual for information on data processing modules that can align conductivity and temperature data and correct data for the influences of ship motion and minimize salinity spiking Equalizing Pressures when Mounted on a Vehicle An object moving through water has a large pressure gradient around the vehicle and or any major protuberances As in the discussion of equalizing Bernoulli pressures with respect to the exhaust fitting if the intake and exhaust see a different pressure there will be acceleration of the water in the plumbing acceleration in the plumbing overrides the
84. orporates a fixed precision resistor in parallel with the cell When the cell is dry and in air the sensor s electrical circuitry outputs a frequency representative of the fixed resistor This frequency is recorded on the Calibration Certificate and should remain stable within 1 Hz over time The primary mechanism for calibration drift in conductivity sensors is the fouling of the cell by chemical or biological deposits Fouling changes the cell geometry resulting in a shift in cell constant Accordingly the most important determinant of long term sensor accuracy is the cleanliness of the cell We recommend that the conductivity sensor be calibrated before and after deployment but particularly when the cell has been exposed to contamination by oil slicks or biological material Temperature Sensor Calibration The primary source of temperature sensor calibration drift is the aging of the thermistor element Sensor drift will usually be a few thousandths of a degree during the first year and less in subsequent intervals Sensor drift is not substantially dependent upon the environmental conditions of use and unlike platinum or copper elements the thermistor is insensitive to shock 53 Manual revision 017 Section 5 Routine Maintenance and Calibration SBE 49 Pressure Sensor Calibration The FastCAT s strain gauge pressure sensor is capable of meeting the FastCAT s error specification with some allowance for aging and ambien
85. ow Stop autonomous sampling Press Enter key to get S gt Stop prompt before entering Stop Polled PumpOn Turn pump on Sampling PumpOff Turn pump off TS Take 1 sample and output data Testing TT Measure temperature transmit converted data Takes and TC Measure conductivity transmit converted data outputs TP Measure pressure transmit converted data rs bai a TTR Measure temperature transmit raw data Esc key or Stop TCR Measure conductivity transmit raw data of Toalbarto TPR Measure pressure transmit raw data stop test 60 Manual revision 017 Appendix Ill Command Summary SBE 49 CATEGORY COMMAND DESCRIPTION Display calibration coefficients all coefficients and dates listed DCal below are included in display Use individual commands below to modify a particular coefficient or date TCalDate S S Temperature calibration date TAO F F Temperature AO TA1 F F Temperature Al Coefficients TA2 F F Temperature A2 F floating TA3 F F Temperature A3 point number TOffset F F Temperature offset correction S string with CCalDate S S Conductivity calibration date no spaces CG F F Conductivity G CH F F Conductivity H Dates shown CI F F Conductivity I are when CJ F F Conductivity J calibrationg CPCOR F F Conductivity pcor pa j CTCOR F F Conductivity tcor S CSlope F F Conductivity slope correction coefficients PCalDate S
86. owable combinations are Maximum Cable Length m 1600 800 400 200 100 50 25 Maximum Baud 600 1200 2400 4800 9600 19200 38400 Example 1 What is fastest rate you can transmit real time data over 800 m with OutputFormat 0 raw hex data With 800 meters of cable the FastCAT requires a baud rate of 1200 or less Number of characters for OutputFormat 0 from Data Output Formats 6 T 6 C 6 P 4 P temperature compensation 2 carriage return amp line feed 24 Time required to transmit data 24 characters 10 bits character 1200 0 2 sec gt 0 0625 sec 16 Hz maximum sampling rate Therefore set NAvg 4 averaging 4 measurements sample and transmitting 1 sample every 0 25 seconds Example 2 Same as above but OutputFormat 3 engineering units in decimal and OutputSV Y and OutputSalzY calculated salinity and sound velocity along with pressure temperature and conductivity Number of characters for OutputFormat 3 from Data Output Formats 8 T 2 comma amp space 8 C 2 comma amp space 8 P 2 comma amp space 8 salinity 2 comma amp space 8 sound velocity 2 carriage return amp line feed 50 Time required to transmit data 50 characters 10 bits character 1200 0 42 sec gt 0 0625 sec 16 Hz maximum sampling rate Therefore set NAvg 7 averaging 7 measurements sample and transmitting 1 sample every 0 4375 seconds
87. placed approximately every 3 to 5 years Remove any water from the O rings and mating surfaces in the housing with a lint free cloth or tissue Inspect O rings and mating surfaces for dirt nicks and cuts Clean or replace as necessary Apply a light coat of O ring lubricant Parker Super O Lube to O rings and mating surfaces 48 Manual revision 017 Section 5 Routine Maintenance and Calibration SBE 49 Handling Instructions for Plastic Housing The FastCAT s 7000 meter or 10 500 meter titanium housing offers the best durability with a modest amount of care A plastic housing saves money and weight However more care and caution in handling is required To get the same excellent performance and longevity for the plastic housing version and if you need to access the electronics not typically done by the customer observe the following precautions e The FastCAT s end caps are retained by screws through the side of the housing The screw holes are close to the end of the housing Particularly in a cold environment where plastic is more brittle the potential for developing a crack around the screw hole s is greater for the plastic housing than for the titanium housing Observe the following precautions gt When removing end caps to access the electronics be careful to avoid any impact in this area of the housing gt When reinstalling end caps do not use excess torque on the screws Sea Bird recommends tightening the screw
88. pt and end current activity such as sampling or diagnostic test press Esc key or Ctrl C Disconnect Free computer COM port used to communicate with FastCAT COM port can then be used by another program See Command Descriptions in Section 4 Deploying and Operating FastCAT 17 Manual revision 017 Computer COM port baud rate data bits and parity for communication between computer and FastCAT Note e Seaterm s baud rate must be the same as the FastCAT baud set with Baud Baud is factory set to 9600 but can be changed by the user see Command Descriptions in Section 4 Deploying and Operating FastCAT When you click OK Seaterm saves the Configuration Options settings to the SeaTerm ini file in your Windows directory SeaTerm ini contains the last saved settings for each instrument When you open Seaterm and select the desired instrument SBE 37 49 etc in the Configure menu the Configuration Options dialog box shows the last saved settings for that instrument Section 3 Power and Communications Test SBE 49 In the Configure menu select SBE 49 The dialog box looks like this SBE 49 Configuration Options COM Settings Upload Settings Header Information irmware Version Interface for communication between computer and FastCAT Mode R5 232 Full Duplex C AS 485 Half Duple C Inductive Modem r Modem R5485 ID Pr
89. ptimal orientation is vertical sensors up This provides a U shape to the system plumbing allowing air to be quickly expelled during a brief soak period just below the surface ensuring proper pump operation for the entire cast If FastCAT is oriented so that air cannot be easily expelled the top 10 meters of data is suspect because the pump may not be operating properly until the air bubbles are collapsed due to water pressure This may not be an issue if performing a deep cast because air bubbles will collapse long before upcast begins The U shape and the FastCAT s good seals combined with optimal pump operation can prevent surface oils and other contaminants from getting into the plumbing and conductivity cell These oils and contaminants are the primary cause of calibration drift in conductivity sensors Pump operation to prevent intrusion of surface oils and contaminants follows 1 On Deployment When not in use store the FastCAT dry see Section 5 Routine Maintenance and Calibration Fill the cell with a 0 1 solution of Triton 1 hour before deployment Deploy the FastCAT without removing the Triton solution As the FastCAT breaks the surface oils and other surface contaminants will float on the Triton solution at the intake and exhaust preventing contaminants from getting into the plumbing and conductivity cell Hold the FastCAT below the surface until the pump turns on expelling the Triton solution and drawing in seawater
90. r Seasave also supports acquisition of transmission over long 10 000 meter 32 800 feet sea cables Bottles data from a NMEA device connected may be closed at any depth without interrupting CTD data via software directly to the computer instead of control using the Seasave program or from the front panel of the the deck unit SBE 33 Deck Unit See the SBE 33 manual for system operating details SBE 33 s NMEA interface was optional prior to 2010 and the Surface PAR interface was optional prior to 2012 z SBE 55 Real Time Operation my SBE 32 Real Time Operation foeees Nicieateta Carousel Deck Unit cable SBE 33 AAAYW Carousel Single conductor Deck Unit cable SBE 55 lanyard AAAA A release assembly s SBE 32 Carousel SBE 55 Electronics SBE 19 19plus Control i d Module 19plus V2 25 SBE 19 19plus 19plus V2 25 25plus or 49 CTD Manual revision 017 Section 2 Description of FastCAT SBE 49 Note SBE 36 CTD Deck Unit and Power Data Interface Module PDIM SBE 36 s Surface PAR interface was These items provide power and real time data handling capability over single optional prior to 2012 conductor sea cables using the same method employed in the SBE 32 SBE 33 The PDIM is a small pressure housing that is mounted on or near the FastCAT It provides 15VDC power to the FastCAT and interfaces two way RS 232 communications from the FastCAT to the telemetry used on the sea cable See the
91. rmless from all product liability claims arising from the use or servicing of this system Manual revision 017 Declaration of Conformit SBE 49 Declaration of Conformity Sea Bird Electronics Inc 13431 NE 20 Street Bellevue WA 98005 USA DECLARATION OF CONFORMITY Manufacturer s Name Sea Bird Electronics Manufacturer s Address 13431 NE 20 Street Bellevue WA 98005 USA The Authorized Representative located within the Community is OTT MESSTECHNIK GmbH amp Co KG P O Box 2140 87411 Kempten Germany Ludwigstrasse 16 87437 Kempten Internet http www ott com Phone 49 831 5617 100 Fax 49 831 5617 209 Device Description Various Data Acquisition Devices and Sensors Model Numbers 3S 3F 3plus 4M 5T 5P 5M T 8 9plus 11plus 16plus V2 16plus IM V2 17plus V2 18 19plus V2 21 25plus 27 29 32 32C 32SC 35 35RT 37 IMP 37 IM 37 SMP 37 SM 37 SIP 38 39 39plus 41 41CP 43 43F 45 49 52 MP 53BPR 54 55 56 SIM ICC PDIM AFM 90488 90204 90402 Glider Payload CTD NiMH Battery Charger and Battery Pack Applicable EU Directives Machinery Directive 98 37 EC EMC Directive 2004 108 EC Low Voltage Directive 73 23 EEC as amended by 93 68 EEC Applicable Harmonized Standards EN 61326 1 2006 Class A Electrical Equipment for Measurement Control and Laboratory Use EMC Requirement Part 1 General Requirements EN 55011 2007 Group 1 Class A EN 61010 1 2001 Safety Requirements for Electrical Equipments for
92. rom a dumb terminal or terminal emulator such as Windows HyperTerminal Sea Bird supplies the current version of our software when you purchase an instrument As software revisions occur we post the revised software on our website See our website for the latest software version number a description of the software changes and instructions for downloading the software Test Setup sleeve plug Seasoft V2 was designed to work with a PC running Win XP Service pack 2 or later Windows Vista and Windows 7 32 bit or 64 bit If not already installed install Sea Bird software programs on your computer using the supplied software CD 1 Insert the CD in your CD drive 2 Install software Double click on SeasoftV2 exe Follow the dialog box directions to install the software The installation program allows you to install the desired components Install all the components or just install Seaterm terminal program Seasave V7 real time data acquisition and SBE Data Processing data processing The default location for the software is c Program Files Sea Bird Within that folder is a sub directory for each program 1 Remove the dummy plug and install the I O cable A By hand unscrew the locking sleeve from the FastCAT s I O connector If you must use a wrench or pliers be careful not to loosen the I O connector instead of the locking sleeve B Remove the dummy plug from the FastCAT s I O connector by pulling the
93. rrected values Cell thermal mass corrections should not be applied to freshwater data It can give bad results due to the way the derivative dc dT is calculated in regions where conductivity changes are small Currently the SBE 49 firmware does not permit you to apply just aligning and filtering without also applying cell thermal mass corrections Aligning Data The FastCAT aligns temperature data in time relative to conductivity and pressure This ensures that calculations of salinity sound velocity and other derived variables are made using measurements from the same parcel of water There are three principal causes of misalignment of CTD measurements e physical misalignment of the sensors in depth e inherent time delay time constants of the sensor responses e water transit time delay in the pumped plumbing line the time it takes the parcel of water to go through the plumbing to each sensor or for free flushing sensors the corresponding flushing delay which depends on profiling speed In the FastCAT temperature data is usually misaligned with respect to conductivity and pressure Advancing temperature relative to conductivity and pressure can compensate The recommended temperature advance value for a typical FastCAT is 0 0625 seconds but the user can select a value ranging from 0 to 0 125 seconds When measurements are properly aligned salinity spiking and density errors are minimized 66 Manual revision 017
94. s to 15 inch lbs Alternatively tighten the screws finger tight and then turn each screw an additional 45 degrees e Aplastic housing is more susceptible to scratches than a titanium housing Do not use screwdrivers or other metal tools to pry off the end caps gt Of primary concern are scratches on O ring mating and sealing surfaces Take extra precaution to avoid a scraping contact with these surfaces when re seating the end cap CAUTION gt Also take care to keep the O ring lubricated surfaces clean avoid Do not use Parker O Lube which trapping any sand or fine grit that can scratch the critical sealing is petroleum based use only surfaces If the O ring lubricant does accumulate any material or grit Super O Lube that can cause a leak or make a scratch it must be carefully cleaned and replaced with fresh clean lubricant Parker Super O Lube gt Shallow external scratches are cosmetic only and will not affect the performance of the FastCAT However deep external scratches can become points of weakness for deep deployments or fracture from impact during very cold weather See Appendix II Electronics Disassembly Reassembly for detailed step by step procedures for removing the FastCAT s end caps 49 Manual revision 017 Section 5 Routine Maintenance and Calibration SBE 49 Replacing Optional Anti Foulant Devices Mechanical Design Change Dummy Anti Foulant Device for intake fitting Base T C Duct
95. se Connect on the Toolbar to wake up the instrument Status bar Provides status information To display or hide the Status bar select View Status bar in the View menu 16 Manual revision 017 Section 3 Power and Communications Test SBE 49 Following are the Toolbar buttons applicable to the FastCAT Toolbar Button Description Equivalent Command Connect Re establish communications with FastCAT Computer responds with S gt prompt press Enter key Status Display instrument setup and status configuration and setup parameters whether FastCAT is sampling etc DS Coefficients Display calibration coefficients DCal Capture Capture instrument responses on screen to file useful for diagnostics File has cap extension Capture status displays in Status bar Press Capture again to turn off capture As FastCAT has no internal memory if you are using Seaterm to acquire data you must capture before sampling begins to save data for future review and processing Note The cap file does not have the required header information for processing by SBE Data Processing Use Seasave to acquire data that will be processed by SBE Data Processing Diagnostics Perform one or more diagnostic tests on FastCAT Diagnostic test s accessed in this manner are non destructive they do not write over any existing instrument settings DS DCal and TS Stop Interru
96. sticide Telecommunications Network NPTN at 1 800 858 7378 Net Contents Two anti foulant devices Sea Bird Electronics Inc EPA Registration No 74489 1 13431 NE 20 Street EPA Establishment No 74489 W A 1 Bellevue WA 98005 63 9 Manual revision 017 Appendix IV AF24173 Anti Foulant Device SBE 49 PRECAUTIONARY STATEMENTS HAZARD TO HUMANS AND DOMESTIC ANIMALS DANGER Corrosive Causes irreversible eye damage and skin burns Harmful if swallowed Harmful if absorbed through the skin or inhaled Prolonged or frequently repeated contact may cause allergic reactions in some individuals Wash thoroughly with soap and water after handling PERSONAL PROTECTIVE EQUIPMENT USER SAFETY RECOMMENDATIONS Users should Remove clothing immediately if pesticide gets inside Then wash thoroughly and put on clean clothing Wear protective gloves rubber or latex goggles or other eye protection and clothing to minimize contact Follow manufacturer s instructions for cleaning and maintaining PPE If no such instructions for washables use detergent and hot water Keep and wash PPE separately from other laundry Wash hands with soap and water before eating drinking chewing gum using tobacco or using the toilet ENVIRONMENTAL HAZARDS Do not discharge effluent containing this product into lakes streams ponds estuaries oceans or other waters unless in accordance with the requirements of a National Pollutant Discharge Elimina
97. t temperature induced drift Pressure sensors show most of their error as a linear offset from zero A technique 1s provided below for making small corrections to the pressure sensor calibration using the offset POffset calibration coefficient term by comparing FastCAT pressure output to readings from a barometer Allow the FastCAT to equilibrate with power on in a reasonably constant temperature environment for at least 5 hours before starting Pressure sensors exhibit a transient change in their output in response to changes in their environmental temperature Sea Bird instruments are constructed to minimize this by thermally decoupling the sensor from the body of the instrument However there is still some residual effect allowing the FastCAT to equilibrate before starting will provide the most accurate calibration correction Note The FastCAT s pressure sensor is an 1 absolute sensor so its raw output includes the effect of atmospheric pressure 14 7 psi As shown on the Place the FastCAT in the orientation it will have when deployed 2 InSeaterm Calibration Sheet Sea Bird s A Set the pressure offset to 0 0 POffset 0 calibration and resulting calibration B Send TP to measure the FastCAT pressure 100 times and transmit coefficients is in terms of psia converted data in engineering units decibars However when outputting pressure in engineering units the FastCAT 3 Compare the FastCAT output to the reading
98. ta file from the ROV AUV etc 5 Open the data file with a text editor such as Wordpad Notepad or Word Delete any command lines lines with S gt prompt on them and any lines with partial scans Save the file as a text txt file and close the file 6 Rename the txt file with a asc extension for example test rov was saved as test txt and then renamed as test asc 7 In SBE Data Processing s File menu select ASCII In Select the asc file as the input file and enter the desired output cnv file name On the Data Setup tab enter the scan interval 0 0625 seconds for 16 Hz data Note 0 125 seconds for 8 Hz data etc Click Select Column Names If OutputSal N and OutputSVzY and select select sound velocity for column 4 A Column 1 Temperature ITS 90 deg C B Column2 Conductivity S m C Column 3 Pressure Strain Gauge db D Column 4 Salinity psu if OutputSal Y E Column 5 Sound Velocity Chen Millero m s if OutputSV Y Click Start Process ASCII In will create a cnv file from the input asc file and the information on the Data Setup tab 8 Useother modules in SBE Data Processing to further process and plot the cnv file as desired Note that some processing modules require the instrument configuration xmlcon or con file as well as the data file for input See Verifying Contents of Configuration xmlcon or con File in Acquiring and Processing Data with Seasave and SBE Data Pr
99. the temperature of the pressure bridge This temperature is used to perform offset and span corrections on the measured pressure signal 58 Manual revision 017 Appendix ll Electronics Disassembly Reassembl SBE 49 Appendix Il Electronics Disassembly Reassembly Disassembly CAUTION See Section 5 Routine Maintenance and Calibration for handling instructions for the plastic housing Remove screw 2 places Pry off end cap using screwdriver in slots Remove screw 3 places Remove the connector end cap A Wipe the outside of the end cap and housing dry being careful to remove any water at the seam between them B Remove the 2 Phillips head screws holding the connector end cap to the housing Note For plastic housing FastCATs shipped or retrofitted after July 2008 these are hex screws instead of Phillips head screws Sea Bird ships the FastCAT with a 9 64 inch Allen wrench for these screws C Using straight screwdrivers in the slots carefully pry off the end cap Note that the end cap and electronics are electrically connected with edge connectors and the end cap will not twist off D Remove any water from the O rings and mating surfaces inside the housing with a lint free cloth or tissue E Be careful to protect the O rings from damage or contamination Remove the housing A Wipe the outside of the sensor end cap and housing dry being careful to remove any water at the seam between them
100. tion System NPDES permit and the permitting authority has been notified in writing prior to discharge Do not discharge effluent containing this product to sewer systems without previously notifying the local sewage treatment plant authority For guidance contact your State Water Board or Regional Office of EPA This material is toxic to fish Do not contaminate water when cleaning equipment or disposing of equipment washwaters PHYSICAL OR CHEMICAL HAZARDS Do not use or store near heat or open flame Avoid contact with acids and oxidizers DIRECTIONS FOR USE It is a violation of Federal Law to use this product in a manner inconsistent with its labeling For use only in Sea Bird Electronics conductivity sensors Read installation instructions in the applicable Conductivity Instrument Manual 64 Manual revision 017 Appendix IV AF24173 Anti Foulant Device SBE 49 STORAGE AND DISPOSAL PESTICIDE STORAGE Store in original container in a cool dry place Prevent exposure to heat or flame Do not store near acids or oxidizers Keep container tightly closed PESTICIDE SPILL PROCEDURE In case of a spill absorb spills with absorbent material Put saturated absorbent material to a labeled container for treatment or disposal PESTICIDE DISPOSAL Pesticide that cannot be used according to label instructions must be disposed of according to Federal or approved State procedures under Subtitle C of the Resource Conservation and Recovery Act C
101. tion file which is used in both Seasave and in SBE Data Processing 2 The cnv file can be further processed and plotted in SBE Data Processing s other modules 43 Manual revision 017 Section 4 Deploying and Operating FastCAT SBE 49 Acquiring Real Time Data with ROV AUV etc for Processing by Sea Bird Software Sea Bird s SBE Data Processing post processing software typically converts a FastCAT hex file from Seasave to a cnv file and then uses the cnv file in all in SBE Data Processing even if you additional processing steps A method to obtain data in the appropriate format already aligned filtered and corrected for SBE Data Processing when data is logged to an ROV AUV etc instead for cell thermal mass using the of acquired with Seasave is presented below This method requires an ROV FastCAT s real time data processing AUV etc to save all the FastCAT data complete time series capability ProcessRealTimezY For to a verbatim unaltered file preserving the exact data format output by example you may want to remove the FastCAT loops caused by pressure reversals ship heave derive additional 1 Verify that the FastCAT is set to OutputFormat 3 edie baer sane E output decimal engineering units and AutoRun Y begin sampling when power is applied Note You can perform additional processing 2 Begin sampling turn on power to FastCAT 3 Stop sampling turn off power to FastCAT 4 Recover the FastCAT da
102. to the O rings and mating surfaces Reinstall the housing A Carefully fit the end cap and electronics into the housing until the O rings are fully seated B Reinstall the 3 screws to secure the housing to the sensor end cap Reinstall the connector end cap A Lineup the alignment pin with the notch in the end cap Verify the pin notch and screw holes are properly aligned B Carefully fit the end cap into the housing until the edge connectors mate and the O rings are fully seated C Reinstall the 2 screws to secure the housing to the end cap No user programmable setup parameters should have been affected by the electronics disassembly send DS to verify 59 Manual revision 017 Appendix IIl Command Summa SBE 49 Appendix Ill Command Summary CATEGORY COMMAND DESCRIPTION Status DS Display status and setup parameters Baud x x baud rate 1200 2400 4800 9600 19200 or 38400 Default 9600 x 0 output raw data in Hex x 1 output converted data in Hex Outputkormatx x 2 et raw data in decimal x 3 output converted data in decimal Default x Y Calculate and output salinity psu Only OutputSal x applies if OutputFormat 3 Default Setup x N Do not calculate and output salinity x Y Calculate and output sound velocity m sec OutputSV x Only applies if OutputFormat 3 Default x N Do not calculate and output sound velocity Reset t
103. ut Formats Note See Baud Cable Length and Data Transmission Rate for the interaction of output format data transmission rate baud rate and cable length Notes e f you will be using Seasave to acquire real time data set OutputFormat 0 e For real time data processing set OutputFormat 1 or 3 and ProcessRealTimezY e Our software uses the equations shown to perform these calculations alternatively use the equations to develop your own processing software After the data is converted to A D counts frequencies and volts our software uses the sensor calibration coefficients and the equations on the sensor calibration sheets to convert to engineering units e The FastCAT s pressure sensor is an absolute sensor so its raw output includes the effect of atmospheric pressure 14 7 psi As shown on the Calibration Sheet Sea Bird s calibration and resulting calibration coefficients is in terms of psia However when outputting pressure in engineering units the FastCAT outputs pressure relative to the ocean surface i e at the surface the output pressure is 0 decibars The FastCAT uses the following equation to convert psia to decibars Pressure db pressure psia 14 7 0 689476 Output format is dependent on OutputFormat 0 1 2 or 3 Each line of data is ended with a carriage return and line feed OutputFormat 0 raw data in Hexadecimal Data is output in the order liste
104. vices Sea Bird Electronics Inc EPA Registration No 74489 1 13431 NE 20 Street EPA Establishment No 74489 WA 1 Bellevue WA 98005 62 Manual revision 017 Appendix IV AF24173 Anti Foulant Device SBE 4 AF24173 Anti Foulant Device FOR USE ONLY IN SEA BIRD ELECTRONICS CONDUCTIVITY SENSORS TO CONTROL THE GROWTH OF AQUATIC ORGANISMS WITHIN ELECTRONIC CONDUCTIVITY SENSORS ACTIVE INGREDIENT Bis tributyltin OXide 00 cc cece cece nee ce eee ne eee eee res 53 0 OTHER INGREDIENTS 20 00 00 sese 47 0 Totals sedo oen sehe eee a see eet dua dte puelle 100 0 DANGER See Precautionary Statements for additional information FIRST AID If on skin or Take off contaminated clothing clothing Rinse skin immediately with plenty of water for15 20 minutes Call a poison control center or doctor for treatment advice If swallowed Call poison control center or doctor immediately for treatment advice Have person drink several glasses of water Do not induce vomiting Do not give anything by mouth to an unconscious person If in eyes Hold eye open and rinse slowly and gently with water for 15 20 minutes Remove contact lenses if present after the first 5 minutes then continue rinsing eye Call a poison control center or doctor for treatment advice HOT LINE NUMBER Have the product container or label with you when calling a poison control center or doctor or going for treatment For further information call National Pe
105. wire resistance is 0 0107 ohms foot R timit V imit 1 volt 0 285 Amps 3 5 ohms Therefore maximum cable length is 3 5 ohms 0 0107 ohms foot 327 feet 100 meters Note that 100 meters lt 800 meters limit to distance FastCAT can transmit data at 1200 baud as shown in example in Baud Cable Length and Data Transmission Rate so cable is limited to 100 meters because of power constraints Alternatively you can transmit data over 800 meters but provide a power source closer to the FastCAT Supplying Enough Power to FastCAT Another consideration in determining maximum cable length is supplying enough power at the power source so that sufficient voltage is available after IR loss in the cable from the 0 75 Amp turn on transient two way resistance to power the FastCAT Provide at least 9 volts after IR loss V IR gt 9 volts where I FastCAT turn on transient 0 75 Amps see Specifications in Section 2 Description of FastCAT Example 1 For 20 gauge wire what is maximum distance to transmit power to FastCAT if using 12 volt power source V IR gt 9 volts 12 volts 0 75 Amps 0 0107 ohms foot 2 cable length gt 9 volts 3 volts gt 0 75 Amps 0 0107 ohms foot 2 cable length Cable length 187 ft 57 meters Note that 57 meters 100 meters maximum distance when considering communication IR loss so supplying enough power during power on transient is controlling factor for this example Us
106. wo Anti Foulant Device in T C Duct Assembly 1 Remove the large screw securing the T C Duct to the mast 2 Gently pull the T C Duct straight out you will feel some resistance as the seals disengage Do not twist the T C Duct or apply any sideways motion or you may damage the conductivity cell 3 Remove the two small Phillips head screws securing the T C Duct top to the T C Duct base 4 Pull the T C Duct top off of the base 5 Remove the old Anti Foulant Device If the old device is difficult to remove use needle nose pliers and carefully break up material 6 Place the new Anti Foulant Device in the T C Duct base 7 Replace the T C Duct top on the base reinstalling the two small Phillips head screws 8 Carefully slide the T C Duct assembly over the temperature sting aligning the large screw hole with the screw hole in the mast Push the assembly onto the end of the conductivity cell you will feel some resistance as the seals engage Do not twist the T C Duct or apply any sideways motion or you may damage the conductivity cell 9 Reinstall the large screw to secure the assembly to the mast 51 Manual revision 017 Section 5 Routine Maintenance and Calibration SBE 49 Anti Foulant Device in Pump Exhaust Tubing 1 Carefully cut the cable tie securing the Tygon tubing to the anti foulant device cap Slip the Tygon tubing off of the anti foulant device cap Unscrew the cap with a socket wrench Remove th
107. x files Electronics disassembly reassembly 59 editing 46 End cap 12 47 xmlcon file 41 Exhaust 12 37 A F Anti Foulant Devices 62 Format replacing 50 51 data output 34 Autonomous sampling 22 Functional description 58 Autonomous sampling commands 30 AUV 44 G B Glossary 57 Baud rate 25 42 M C Maintenance 47 Manual revision history 72 Cable length 25 26 Modes See Sampling modes Cables 13 Calibration 53 Calibration coefficient commands 33 CE certification 3 Circuitry 58 Cleaning 48 Command summary 60 Commands P autonomous sampling 30 calibration coefficients 33 descriptions 27 polled sampling 32 0 O ring maintenance 48 Parker Super O Lube 57 Parts replacement 69 setup 29 Plastic housing status 28 handling p testing 32 Polled sampling 21 Communication defaults 18 Polled sampling commands 32 Configuration file 41 Power 26 Connector 12 47 Pressure SENS Or Corrections maintenance 48 real time 24 66 Processing data 43 44 Corrosion precautions 47 Q D Quick start 6 Data corrections real time 24 66 R Data I O 14 Data output format 34 Real time corrections 24 66 Data processing 43 44 Real time data acquisition 41 44 real time 24 66 Real time processing 24 66 Data transmission rate 25 Recovery Declaration of Conformity 3 physical handling 45 Deployment Replacement parts 69 installati
108. y using the FastCAT be sure to soak the instrument just under the surface for at least the time required for pump turn on Pump turn off occurs when the conductivity frequency falls below the minimum conductivity frequency MinCondFreq 22 Manual revision 017 Section 4 Deploying and Operating FastCAT SBE 49 Example 1 Autonomous Sampling Setup for AutoRun N user input in bold Apply power and wake up FastCAT Set up to average every 4 samples and output data in raw hexadecimal format Set up with a 60 second pump turn on delay after pump enters water to ensure pump is primed before turning on Verify setup with status command Remove power Apply power then click Connect on Toolbar to wake up S gt NAVG 4 S gt OUTPUTFORMAT 0 S gt PUMPDELAY 60 S gt AUTORUN N S gt DS to verify setup Remove power When ready to begin sampling Apply power then click Connect on Toolbar to wake up Note Sea Bird ships the FastCAT with AutoRun N Salat l it will not start sampling Put FastCAT in water and allow to soak for at least time required for pump turn when power is applied on PUMPDELAY 60 before beginning cast If you send AutoRun Y turn power off and then on When cast is complete stop sampling again to start sampling or S gt STOP send Start Example 2 Autonomous Sampling Setup for AutoRun Y user input in bold Apply power Set up to average every 4 samples and output data in raw hexadecim

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