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Sea-Bird Scientific SBE 16plus V2 SeaCAT Recorder User Manual

Conductivity and temperature sensor
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SBE 16plus V2 SeaCAT Recorder
Document No.
Release Date:
2023-04-12
Version:
A
Software:
Seasoft V2
Conductivity and temperature sensor
425-643-9866
seabird.com
User manual

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Summary of Contents for Sea-Bird Scientific SBE 16plus V2 SeaCAT Recorder

  • Page 1 User manual SBE 16plus V2 SeaCAT Recorder Conductivity and temperature sensor Document No. Release Date: 2023-04-12 Version: Software: Seasoft V2 425-643-9866 seabird.com...

  • Page 3: Table Of Contents

    Table of Contents Section 1 Safety information ......................3 1.1 Hazard information........................3 1.2 Equipment labels.......................... 4 Section 2 SBE 16plus V2 quick start guide ...................5 Section 3 Specifications ........................7 3.1 Mechanical........................... 7 3.1.1 Connectors and cables......................7 3.1.2 Dimensions..........................9 3.2 Electrical............................
  • Page 4 Table of Contents 8.9.3 Pressure..........................43 8.10 Spare parts and accessories....................43 Section 9 Reference: command descriptions ................45 9.1 Status............................45 9.2 General setup..........................49 9.3 Pressure sensor......................... 50 9.4 Voltage sensor setup......................... 50 9.5 RS232 sensor setup........................51 9.6 Output format..........................

  • Page 5: Section 1 Safety Information

    Section 1 Safety information Please read this entire manual before this equipment is unpacked, set up, or operated. Pay attention to all danger, warning, and caution statements. Failure to do so could result in serious injury to the operator or damage to the equipment. D A N G E R Indicates a potentially or imminently hazardous situation which, if not avoided, will result in death or serious injury.

  • Page 6: Equipment Labels

    Safety information C A U T I O N AF24173 anti-fouling devices contain bis(tributyltin) oxide. Wear rubber or latex gloves and eye protection to replace these devices on the sensor if it is so equipped. Wash hands with soap and water when finished.

  • Page 7: Section 2 Sbe 16Plus V2 Quick Start Guide

    Section 2 SBE 16plus V2 quick start guide W A R N I N G If the user thinks that a sensor has water in the pressure housing: Disconnect the sensor from any power supply. Put on safety glasses and make sure that the sensor is pointed away from the body and other people.
  • Page 8 SBE 16plus V2 quick start guide 3. Connect the data I/O cable to the sensor and the PC and double-click on SeaTermV2.exe to start the software. 4. Make sure that all data stored in the sensor is transmitted to a PC. 5.

  • Page 9: Section 3 Specifications

    Section 3 Specifications 3.1 Mechanical Weight, 600 m, plastic, no pump, in air, water 9, 4 kg Weight, 10500 m, titanium, no pump, in air, water 17, 12 kg Weight, 5M, plastic 0.3, 0.1 kg Weight, 5M, titanium 0.4, 0.3 kg Weight, 5T, P, plastic 0.5, 0.1 kg Weight, 5T, P, titanium...
  • Page 10 Specifications Pump power common Pump power + J4 auxiliary differential input 4, 5 Contact Function Contact Function MCBH6MP Common Voltage 5 signal Voltage 4 signal Voltage 5 common Voltage 4 common Auxiliary power out J5 auxiliary serial input Contact Function MCBH4MP Common RS232 data transmit to RS232 sensor...

  • Page 11: Dimensions

    Specifications 3.1.2 Dimensions 3.2 Electrical Current draw, data collection 70 mA Current draw, 5M pump 100 mA Current draw, 5T, 5P 150 mA Current draw, communications 4 mA Current draw, low power 140 µA Internal battery capacity, 9 alkaline D-cells 14 Ah Auxiliary power out at 10.5–11 VDC to 500 mA...
  • Page 12 Specifications...

  • Page 13: Section 4 Overview

    Section 4 Overview 4.1 System description SeaCATs are available with an optional pump, which is required if the sensor has a dissolved oxygen sensor. The pump flushes water from the conductivity cell and gives better anti-fouling protection. Available pump models: •...

  • Page 14: Sample Time

    Overview Tygon tubing detail is shown below. 4.2 Sample time The time to take a sample is affected by the sample mode, if real-time data is transmitted, if the 16plus has a pressure sensor, pump, or auxiliary sensors attached. For autonomous operation, a minimum of 5 seconds from the end of one sample to the start of the next sample is necessary.
  • Page 15 Overview W A R N I N G Explosion hazard. If the batteries are not installed correctly, explosive gases can be released. Make sure that the batteries are of the same approved chemical type and are inserted in the correct orientation. W A R N I N G If the user thinks that the lithium batteries have leaks, pressure may have built up inside of the pressure housing.

  • Page 16: Cable Length And External Power

    Overview Example: A 16plus V2 is set up to collect data autonomously every 10 minutes, or 6 samples per hour. How long can it be deployed? • 5T pump that operates during each sample, PumpMode=2 • 15-second delay before sample •...
  • Page 17 Overview Table 1 Common wire resistances (continued) 0.0025 0.0040 0.0064 0.0081 0.0107 0.0162 0.0410 0.0653 Supply sufficient power to 19plus V2 Supply enough power at the power source so sufficient voltage is available, after IR loss in the cable. The maximum 2-way resistance for various input supplies and pump configurations shows in the table below.
  • Page 18 Overview...

  • Page 19: Section 5 Set Up Sensor And Verify Operation

    Section 5 Set up sensor and verify operation Install the software for the sensor and configure the hardware to make sure that the system functions correctly before deployment. 5.1 Install software and test sensor Make sure that the sensor is connected to a power supply and PC through the serial connector on the supplied cable.

  • Page 20: Verify Anti-Fouling Devices

    Set up sensor and verify operation 5.1.2 Verify anti-fouling devices New sensors have two anti-fouling devices and a yellow protective label installed by the manufacturer. N O T I C E Make sure to remove the label before the sensor is deployed or pressurized or the conductivity cell can be damaged.

  • Page 21: Section 6 Deployment And Recovery

    Section 6 Deployment and recovery 6.1 Set up for deployment N O T I C E ® Do not use WD-40 or petroleum-based lubricant on bulkhead connectors. It will cause damage to the rubber. Damaged connectors can cause a loss of data and additional costs for service. Damaged connectors can cause damage to the sensor and make it unserviceable.
  • Page 22 Deployment and recovery Set up so that data collection starts after power is supplied to external voltage and RS232 sensors: some require time to become stable after power is supplied, and WET Labs sensors with Bio-wipers require time for the wiper to open. •...

  • Page 23: Install Optional Anti-Fouling Devices

    Deployment and recovery 6.3 Install optional anti-fouling devices The SeaCAT is used primarily to profile, but can be deployed on a mooring. Anti-fouling caps and cups are available to prevent biofouling. Device cups for intake and exhaust Device cap for exhaust (with barbs for Device cap for intake, and exhaust cap applications with pump) for applications without pump...

  • Page 24: Data Collection Modes

    Deployment and recovery c. Make sure that the O-ring at the end of the conductivity cell is still in place. d. Carefully put the intake anti-fouling cup over the thermistor and install the hex head screws again. 5. Make sure that the O-ring at the exhaust end of the conductivity cell is still in place. 6.

  • Page 25: Autonomous Mode

    Deployment and recovery Send "wakeup" tone to the sensor. Set the date and time to November 1, 2016, 9:05 am. Set up with one voltage sensor, no pump. Collect and average 4 measurements for each sample, and transmit the data in converted decimal format. Verify setup after all parameters are entered.

  • Page 26: Output Formats

    Deployment and recovery If Serial Line Sync (SyncMode=y) is enabled and power is removed from the 16plus V2, the user can set the RS232 line high at 3–10 VDC for 1 to 1000 milliseconds "wake up" the sensor so it executes a Take Sample command: •...
  • Page 27 Deployment and recovery Data shows in the order listed, with no spaces or commas between parameters. Use the decimal equivalent of the hex data in the equations to calculate the parameter from the data. • Set OutputFormat=0 if Seasave is used to collect real-time data. •...

  • Page 28: Output Format 1

    Deployment and recovery conductivity cccccc 1BC72 1820450 decimal; 1820450 ÷ 256 = 7111.113 Hz pressure pppppp 0C14C1 791745 decimal A/D counts pressure sensor vvvv 7D82 32,130 decimal; 32,130 ÷ 13,107 = 2.4514 volts temperature compensation first external voltage vvvv 0305 773 decimal;...

  • Page 29: Output Format 2

    Deployment and recovery first external voltage vvvv 0305 773 decimal; 773 ÷ 13,107 = 0.0590 volts second external voltage vvvv 0594 1428 decimal; 1428 ÷ 13,107 = 0.1089 volts Time ssssssss 0EC4270B 247,736,075 decimal; 247,736,075 seconds since Jan. 1, 2000 6.5.3 Output format 2 Raw frequencies and voltages in decimal Data shows in the order listed, with a comma and a space between parameters.

  • Page 30: Output Format 3

    Deployment and recovery first external voltage v.vvvv 0.0590 volts second external voltage v.vvvv 0.1089 volts date, time dd mmm yyyy, 07 Dec 2013, 07:34:35 hh:mm:ss 6.5.4 Output format 3 Engineering units in decimal Data shows in the order listed, with a comma and a space between parameters. Temperature °C ttt.tttt Conductivity frequency, S/m...

  • Page 31: Output Format 5

    Deployment and recovery second external voltage v.vvvv 0.1089 volts date, time dd mmm yyyy, 7 Dec 2013, 07:34:35 hh:mm:ss 6.5.5 Output format 5 Data shows in the order listed, with no carriage return or line feed (CRLF) between parameters. The CRLF occurs the after </datapacket> tag. <?xml?>...

  • Page 32: Recovery

    Deployment and recovery if OutputSV=Y, sound velocity, m/sec <sv>vvvv.vvv</sv> <dt>yyyy-mm-ddThh:mm:ss</dt> </data> </datapacket> Example: profiling mode, 2 external voltages = <?xml?><datapacket><hdr><mfg>Sea- Bird</mfg><model>16plus</model><sn>1234</sn></hdr><data><t1>23.7658</t1><c1>0.00019</c1><p1>0.062</p1><v0>0 .0590</v0><v1>0.1089</v1></data></datapacket>CRLF serial number nnnn 1234 temperature ttt.tttt 23.7658 °C conductivity cc.ccccc 0.00019 S/m pressure pppp.ppp 0.062 dbars first external voltage v.vvvv 0.0590 volts second external voltage...
  • Page 33 Deployment and recovery W A R N I N G If the user thinks that the lithium batteries have leaks, pressure may have built up inside of the pressure housing. Follow ESD protocols to release internal pressure. Put on safety glasses and protective gloves and make sure that the sensor is pointed away from the body and other people.
  • Page 34 Deployment and recovery...

  • Page 35: Section 7 Transmit And Convert Data

    Section 7 Transmit and convert data Data can be transmitted to a PC with the inductive modem or the RS232 connection. • Inductive modem: transmit data while the SBE 16plus V2 is deployed or is wired in the laboratory. Speed is limited to 1200 baud. •...

  • Page 36: Convert Data

    Transmit and convert data c. Upload data options: either select "All data as a single file" or "By scan number range" to break data into separate files. Enter the start and end values in the "Scan range" area. The "Memory summary" at the top of the tab shows the number of samples collected.
  • Page 37 Transmit and convert data Push Select Output Variables... to see that window. 4. Select Conductivity, Temperature, Pressure (optional), and other derived variables such as Salinity, Density, Sound Velocity, etc. Push OK. 5. Push Start Process in the Data Setup tab. The software converts the .hex file to a .cnv file.
  • Page 38 Transmit and convert data...

  • Page 39: Section 8 Maintenance

    Section 8 Maintenance W A R N I N G If the user thinks that a sensor has water in the pressure housing: Disconnect the sensor from any power supply. Put on safety glasses and make sure that the sensor is pointed away from the body and other people.
  • Page 40 Maintenance ® The SeaCAT uses 12 Duracell MN1300, LR20 D-cell alkaline batteries. Remove the batteries if the sensor will be stored for longer than 3 months. Store batteries at a temperature between 5 °C and 30 °C. 1. Remove the battery end flange (opposite the end with connectors): a.

  • Page 41: Remove Or Replace Anti-Fouling Devices

    Maintenance 8.3 Remove or replace anti-fouling devices C A U T I O N AF24173 anti-fouling devices contain bis(tributyltin) oxide. Wear rubber or latex gloves and eye protection to replace these devices on the sensor if it is so equipped. Wash hands with soap and water when finished.

  • Page 42: Clean Pressure Sensor

    Maintenance 8.5 Clean pressure sensor N O T I C E Do not put a brush or any object in the pressure port. It may damage or break the pressure sensor. The nylon pressure capillary fitting has a pressure port fitting and an external capillary tube that is filled with silicone oil.

  • Page 43: Clean Bulkhead Connectors

    Maintenance 8.7 Clean bulkhead connectors N O T I C E ® Do not use WD-40 or petroleum-based lubricant on bulkhead connectors. It will cause damage to the rubber. Damaged connectors can cause a loss of data and additional costs for service. Damaged connectors can cause damage to the sensor and make it unserviceable.

  • Page 44: Ctd Storage

    Maintenance 7. Connect the connectors. 8. Use a lint-free wipe to clean any unwanted lubricant from the sides of the connectors. 8.8 CTD storage When the plumbing is clean, the sensor can be prepared for storage: • Make sure the anti-fouling devices are not installed. •...

  • Page 45: Pressure

    Maintenance 8.9.3 Pressure The strain-gauge pressure sensor has an initial static error band of 0.05%. Pressure sensors show most of their error as a linear offset from zero. Note that the pressure sensor is an "absolute" sensor, so the raw data includes the effect of atmospheric pressure of 14.7 psi.
  • Page 46 Maintenance...

  • Page 47: Section 9 Reference: Command Descriptions

    Section 9 Reference: command descriptions This is a reference for advanced users. The values of these commands are stored in the sensor until the user changes them. Notes about terminal commands are listed below. • Commands are not case-sensitive. Push Enter to store a command. •...
  • Page 48 Reference: command descriptions <Battery> <CutOff>7.5</CutOff> </Battery> <DataChannels> Volt0= <ExtVolt0>yes</ExtVolt> Volt1= <ExtVolt1>no</ExtVolt> Volt2= <ExtVolt2>no</ExtVolt> Volt3= <ExtVolt3>yes</ExtVolt> Volt4= <ExtVolt4>no</ExtVolt> Volt5= <ExtVolt5>no</ExtVolt> SBE38= <SBE38>no</SBE38> SBE50= <SBE50>no</SBE50> WetLabs= <WETLABS>no</WETLABS> Optode= <OPTODE>no</OPTODE> SBE63= <SBE63>no</SBE63> SeaFET= <SeaFET>no</SeaFET> GTD= <GTD>no</GTD> </DataChannels> Echo= <EchoCharacters>yes</EchoCharacters> OutputExecutedTag= <OutputExecutedTag>no</OutputExecutedTag> OutputFormat= <OutputFormat>converted decimal</OutputFormat> OutputSal= <OutputSalinity>no</OutputSalinity>>...
  • Page 49 Reference: command descriptions Voltages and current draw • main battery voltage • Back-up lithium battery voltage • current draw during operation • pump current draw • external voltage sensor current for channels 0 and 1; shows if 1 or more channels are enabled •...
  • Page 50 Reference: command descriptions Sensor models and serial numbers Internal sensor models and serial numbers External voltage sensor models and S/N. Can be changed by the user. External RS232 sensor models and S/N. Can be changed by the user. Show operation status and setup parameters Firmware version, S/N, date and time.

  • Page 51: General Setup

    Reference: command descriptions 9.2 General setup DateTime=x Set real-time clock. Format is mmddyyyyhhmmss. BaudRate=x baud rate, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, or 114200. Default: 9600. Send command two times to change the rate Echo=x x=Y: show characters as they are received from PC. Default. x=N: do not show characters OutputExecutedTag=x x=Y: show XML tags during and after execution x=N: do not show XML tags.

  • Page 52: Pressure Sensor

    Reference: command descriptions verify. Enter the command again, then push Enter. The 16plus V2 responds: Scan length has changed, initializing logging Make sure all data has been transmitted to a PC before InitLogging is sent. These commands do not erase data; they reset the data pointer.

  • Page 53: Rs232 Sensor Setup

    Reference: command descriptions DelayBeforeSampling=x x= time to wait before data collection after external voltage and RS232 sensors are turned on, 0–600 seconds. Default = 0. Typical: WET Labs sensor with Bio-wiper, approximately 4 seconds. SBE 43 or 63 oxygen change with the membrane thickness and water temperature. Use with PumpMode=2.
  • Page 54 Reference: command descriptions Connect the SBE 63 to the 16plus V2 auxiliary RS232 connector. In the 16plus V2, set SBE63=Y to enable communications. SBE63=x x=Y: enable SBE 63 x=N: do not Send63=command Command the 16plus-IM V2 to send [command] to the SBE 63 and get a response. The [command] is any command used by the SBE 63.
  • Page 55 Reference: command descriptions Connect the GTD to a PC and supply power externally. Use the software from Pro- Oceanus to set the parameters below before it is connected to the 16plus V2. • Set the baud rate to 1200. • Set the output to millibars.

  • Page 56: Output Format

    Reference: command descriptions Salinity correction is enabled, the software corrects the oxygen output from the Optode based on the actual salinity calculated from the CTD data. Power on from DelayBeforeSampling does not apply to the Optode. The 16plus V2 turns on power to the Optode when it is ready to collect the Optode data—after all CTD and other external sensor data is collected.

  • Page 57: Controlled Data Collection

    Reference: command descriptions • When the 16plus V2 receives the StartLater command, it shows waiting to start at ... in response to GetSD or DS. • If the delayed start time has passed when StartLater is sent, the 16plus V2 executes StartNow.

  • Page 58: Test

    Reference: command descriptions • unknown = error condition • ?????? = error condition Notes: • Use the Seaterm232 Upload menu to transmit data to be processed by the SBE Data Processing software. A manually entered data transmit command does not have the required header information for the software.

  • Page 59: Calibration Coefficients

    Reference: command descriptions 1–2 date and time wavelength sensor 1 raw signal counts sensor 1 wavelength sensor 2 raw signal counts sensor 2 wavelength sensor 3 raw signal counts sensor 3 thermistor counts ECO dual channel Column Output 1–2 date and time wavelength sensor 1 raw signal counts sensor 1 wavelength sensor 2...
  • Page 60 Reference: command descriptions TA0=F F=temperature A0 TA1=F F=temperature A1 TA2=F F=temperature A2 TA3=F F=temperature A3 TOffset=F F=temperature offset correction Conductivity CCalDate=S S=conductivity calibration date CG=F F=conductivity G CH=F F=conductivity H CI=F F=conductivity I CJ=F F=conductivity J CTCor=F F=conductivity tcor CPCor=F F=conductivity pcor CSlope=F F=conductivity slope correction...

  • Page 61: Hardware Configuration

    Reference: command descriptions PT4=F F=quartz pressure T4 PSlope=F F=quartz pressure slope correction Notes: • Auxiliary sensor calibration coefficients are not stored in the 16plus V2 EEPROM. • Calibration coefficients for sensors that have raw data as output are stored in the 16plus V2 configuration file.
  • Page 62 Reference: command descriptions...

  • Page 63: Section 10 Troubleshooting

    Section 10 Troubleshooting 10.1 No communications with sensor If the OutputExecutedTag=N, the S> prompt shows that there was communication between the sensor and PC. Select Connect in the Communications menu again, or push Enter several times. Cause: The I/O cable is not connected correctly. Solution: Make sure the cable is connected at the PC and the sensor.
  • Page 64 Troubleshooting differences in response times for temperature and conductivity measurements can be corrected for post-processing if the response times are known. In moored applications, the pump flushes the conductivity cell faster than the environment changes, so temperature and conductivity measurements stay aligned. Typical causes of salinity spikes include: •...

  • Page 65: Section 11 General Information

    Section 11 General information W A R N I N G This product can expose the user to chemicals with silica, crystalline (airborne particles of respirable size), which is known to the State of California to cause cancer and birth defects or other reproductive harm.
  • Page 66 General information OTHER INGREDIENTS: ....47.9% TOTAL ....... . . 100.0% DANGER See Precautionary Statements for additional information.

  • Page 67: China Rohs Disclosure Table

    General information 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.
  • Page 68 General information...
  • Page 70 Sea-Bird Electronics 13431 NE 20th Street Bellevue WA 98005 U.S.A. (425) 643-9866 © Sea-Bird Electronics, Inc., 2023. All rights reserved. Printed in USA.

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