idronaut Ocean Seven 316 Plus CTD Operator's Manual
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idronaut Ocean Seven 316 Plus CTD Operator's Manual

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Summary of Contents for idronaut Ocean Seven 316 Plus CTD

  • Page 2 Idronaut S.r.l. shall not be liable for any damages (including, but not limited to, consequential, indirect or incidental, special damages, or loss of profits or data) even if they were foreseeable and Idronaut S.r.l. has been informed of their potential...
  • Page 3 OFF and then ON again at the sampling site, when it is ready for deployment. VERY IMPORTANT: Allow a 30-second interval between each ON/OFF cycle. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 4 Most polarographic oxygen sensors take 5 to 10 minutes after they have been switched on to polarize and become stable. To overcome this limitation, the IDRONAUT OS316Plus has been fitted with a small internal rechargeable battery, to maintain polarization of the oxygen sensor continuously.
  • Page 5 . The remaining sections and appendices could be consulted only when needed. If the probe is supplied with external sensors, , deck unit or the Idronaut Portable Reader, useful information can be found in each dedicated Operator’s Manual.
  • Page 6 . if the problem is identified as a hardware problem or if you need additional help in identifying the problem. Please make sure to contact 316Plus IDRONAUT S.r.l. to obtain the relevant instructions before the OCEAN SEVEN or any module is returned to IDRONAUT (see cleaning instructions).
  • Page 7 When service is required, either at the user's facility or at IDRONAUT, the following steps must be taken to insure the safety of our service personnel.

  • Page 8: Table Of Contents

    1.15.1 The pressure sensor ........................... 6 1.15.2 The temperature sensor ........................7 1.15.3 The conductivity sensor equipped with the "IDRONAUT seven-ring cell" ......7 1.15.4 The oxygen sensor (standard 150bar and 700 bar versions) ............8 1.15.5 The oxygen sensor maintenance-free version - 5 bar only ............10 1.15.6 pH and reference sensors .......................
  • Page 9 MEMORY MANAGEMENT ......................42 SHOW MEMORY STATUS ......................42 SHOW STORED DATA ........................43 SRAM MEMORY DELETE DATA ....................44 FLASH MEMORY DELETE DATA ....................44 INITIALIZE DATA MEMORY ....................... 45 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 10 7.3.2 Important remark on the pH measurement ................. 80 CONDUCTIVITY SENSOR ......................80 7.4.1 Important remarks on conductivity measurement ..............80 7.4.2 Conductivity sensor cleaning ......................81 REDOX SENSOR ..........................81 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 11 Appendix C Highly precise pressure transducer Appendix D Advanced configuration and telemetry Appendix E Rosette interfacing Appendix F IDRONAUT Windows Terminal Emulation Programme Appendix G Antifouling device Appendix H Conductivity with Integrated UV-LED Antifouling Appendix I Wireless “Bluetooth™” Interface Appendix J...

  • Page 12: Introduction

    CTD sensor resolution and accuracy with respect to the original OCEAN SEVEN 316. The OCEAN SEVEN 316Plus is equipped with the well-known and proven IDRONAUT pressure balanced full ocean depth, pump free and long-term stability sensors. Central to which, is the high accuracy seven-platinum-ring conductivity sensor, which can be cleaned in the field without the need for re-calibration.

  • Page 13: Sampling Modes

    1000 m. The communication speed is user selectable among: 9600, 19200, and 38400. The probe can also be equipped with the IDRONAUT telemetry, which overcomes the cable limitations and allows the real-time communication with the probe through the standard oceanographic coaxial cables.

  • Page 14: Portable Reader

    The “Portable Reader” interfaces the OCEAN SEVEN 316Plus probe through a built-in RS232C interface and dedicated IDRONAUT programmes, specifically developed for the Windows Mobile PC operating system: ZTERM and µREDAS.

  • Page 15: Internal Batteries

    EXTERNAL SUBMERSIBLE RECHARGEABLE BATTERY PACKS To overcome the limited autonomy of the internal battery pack, IDRONAUT developed two external submersible rechargeable battery packs that considerably increase the probe operating autonomy. Both battery packs accept no.

  • Page 16: Standard Sensor Specifications

    1.12 OPTIONAL SENSOR SPECIFICATIONS Among others, the OCEAN SEVEN 316Plus CTD can be optionally equipped with the Highly Accurate Precise (0.01%) Pressure Transducer, the optical IDRONAUT OEM SEAPOINT Turbidity and Fluorometer sensors, the IDRONAUT OEM CHELSEA Single-Channel and Three-Channel Fluorimeters.

  • Page 17: Electronic Specifications

    1 - Available ranges are: 100, 1000, 3000, 4000, 7000 and 10000 dbar. 2 - Specifications refer to the IDRONAUT OEM SEAPOINT Turbidity meter and Fluorometer. 3 - Specifications refer to the IDRONAUT OEM Single-channel and Three-channel Chelsea Fluorimeters. The Three- channel fluorimeter can accommodate the following parameters: Chlorophyll a, Turbidity, Phycocyanin, Phycoerythrin, in a single sensor.

  • Page 18: The Temperature Sensor

    The IDRONAUT conductivity sensor and its associated electronics are designed to work both with plain and black platinised platinum electrodes These electrodes have the advantage that, they can be used in both clean and dirty water without the fear of contamination.

  • Page 19: The Oxygen Sensor (Standard 150Bar And 700 Bar Versions)

    Calibration frequency: yearly. Maintenance: cleaning using the IDRONAUT “Conductivity sensor cleaning solution”. 1.15.4 The oxygen sensor (standard 150bar and 700 bar versions) The oxygen sensor is of the polarographic type and consists of two half-cells, the anode and the cathode.
  • Page 20 2 years if intensively used to perform continuous monitoring, up to 4 years if used weekly to perform daily profiling or monitoring. Calibration frequency: weekly. Maintenance: measuring membrane replacement, electrolyte replacement. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 21: The Oxygen Sensor Maintenance-Free Version - 5 Bar Only

    6.5 to 9.0 pH. Some problems have always arisen from the use of traditional reference sensors with porous diaphragms, when measuring the pH in seawater, in particular at pressures in excess of a few bars, due to the high and variable junction potentials that are generated. The IDRONAUT reference 316Plus IDRONAUT –...
  • Page 22 0.7 mol NaCl. The glass body of the sensor is fitted with a plastic hydrating cap filled with the IDRONAUT REFERENCE SENSOR STORAGE SOLUTION based on 3-mol KCl (or NaCl) or, if not available, even with KCl saturated solution to avoid drying of the gel when not in use. This cap must be removed before measurements.

  • Page 23: The Redox Sensor

    1 mV. Resolution: 0.1 mV. Max Pressure: 700 bar. Response time Sensor Body: titanium. Compensation: none. Life: unlimited. Calibration frequency: not available. Maintenance: cleaning of the glass/Pt surface with special sandpaper. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 24: Calculations

    (r1 + r2) 1.16.1.2 Calculation of % saturation The following proprietary coefficients are required for the calculation of % saturation to compensate the IDRONAUT membrane permeability to oxygen due to the temperature and pressure variation respectively. Saturation % Coeff.

  • Page 25: Conductivity Compensated At 20 °C

    57.01 15.50 43.40 22.25 50.20 29.00 57.27 15.75 43.65 22.50 50.46 29.25 57.54 16.00 43.89 22.75 50.72 29.50 57.80 16.25 44.14 23.00 50.98 29.75 58.07 16.50 44.39 23.25 51.24 30.00 58.34 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 26: Probe Firmware Overview

    Data entry functions automatically end after a pre-defined time-out (30 s). This prevents the probe from halting during a data entry function inadvertently not completed by the operator. Whenever the data entry function terminates due to the time-out, the item under modification remains unchanged. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 27: Menu & Submenu Structure

    The access rights acronyms are: USR, SRV, ADM (see the dedicated description). (7.5_10 12/2006) Probe firmware release number and firmware release date. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 28: Probe Access Rights

    ADM Administrative access to allow full control of the OCEAN SEVEN 316Plus. This access is reserved to IDRONAUT technicians or to trained operators. Upon request and under IDRONAUT control, administrative access can be granted to the operator to carry out dedicated functions or configurations.

  • Page 29: Field Upgradeable Firmware

    The configuration parameters are checked at the probe start-up using a CRC 32- bit wide algorithm. By means of the CRC 32-bit code, corruption of probe configuration is promptly detected and restoration of the “factory” default configuration is automatically carried out by the probe. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 30 SECTION ONE – SYSTEM DESCRIPTION OCEAN SEVEN 316Plus SENSORS SENSOR BODIES ARE MADE OF TITANIUM (TO PREVENT CORROSION) APART FROM THE TEMPERATURE SENSOR, WHICH IS MADE OF AISI 316L TO ACHIEVE THE BEST TIME CONSTANT. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 31 SECTION ONE – SYSTEM DESCRIPTION OCEAN SEVEN 316Plus – 75 mm diameter – AISI 316 L maximum pressure 150 bar 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 32 SECTION ONE – SYSTEM DESCRIPTION OCEAN SEVEN 316Plus – 100 mm diameter – PLASTIC WHITE POM maximum pressure 150 bar 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 33 SECTION ONE – SYSTEM DESCRIPTION OCEAN SEVEN 316Plus – 89 mm diameter – TITANIUM GR5 maximum pressure 700 bar 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 34: Installation And Start Up

    When the RS232 submersible cable is present, the battery pack is not installed in the probe because it is powered through the RS232 cable from the surface. 2.2.2 Telemetry Deck Unit installation To install the Telemetry Deck Unit, please refer to the IDRONAUT Telemetry Deck Unit Operator’s and Installation Manual. 316Plus IDRONAUT –...

  • Page 35: Start-Up

    OCEAN SEVEN probe. Therefore, before proceeding with the probe start-up operations, please turn the personal computer ON, install and run the ITERM IDRONAUT terminal emulation programme. Please be aware that, after its installation, the ITERM automatically selects the PC communication port #1 and the proper communication port parameters.

  • Page 36: The Main Menu

    Details about the PTP protocol and the relevant command and communication protocol rules can be Protocol found in the “OCEAN SEVEN 3xx probes Data Transmission ” manual. The manual can be freely downloaded from the IDRONAUT web site “http://www.idronaut.it”. To switch the probe to verbose mode, type the characters followed by the CTRL-J sequence (keep pressed the CTRL key while typing the J character).
  • Page 37 When the probe is operated by means of the telemetry interface, the “low power consumption” is activated but the probe does not automatically shut down even if it is not used for a long time. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE...

  • Page 38: Data Acquisition

    Should this accident happen, please contact IDRONAUT to obtain the relevant instructions on how to revive the probe operation. As a general rule, never configure a value to 0 unless explicitly foreseen or requested by the configuration procedure and well described in the manual.

  • Page 39: Commmon Rules To Store Acquired Data

    UPLOADING DATA STORED IN THE PROBE MEMORY At the end of the unattended acquisition, data stored in the probe memory can be retrieved. The ITERM and following instructions explain how to do that with the IDRONAUT programs: REDAS5. “ITERM” 1. Run “ITERM” programme.

  • Page 40: Unattended Acquisitions - Important Tips

    Press Temp Cond Sal Dens O2ppm O2sat% pH eH Time & Memory 0.12 17.055 45.353 35.352 1.0258 2.35 30.1 7.895 214.8 11:14:26.8 M+ 0.19 17.010 45.304 35.350 1.0258 2.17 27.8 7.902 208.7 11:14:27.0 M+ 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 41: Linear Data Acquisition

    1.5 dbar). This filtering method is mandatory to avoid the probe detecting false profiles once it is on the surface and the operator is waiting for the stabilization time before deploying. In fact, without this filtering 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE...

  • Page 42: Routine Operations To Perform Unattended Linear Profiles

    "Verbose operating mode", proceed as follows: A) Preliminary configuration Run the “ITERM” programme. Switch ON the probe. If the Main Menu does not appear, type <VT> followed by a <CTRL-J>. The Main Menu must appear. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 43: Timed Data Acquisition

    When selected from the main menu, the following message appears on the PC screen: 316Plus OCEAN SEVEN - Tue Jan 02 14:43:04.97 2007 Timed data acquisition configuration Data acquisition step: 00:00:00.00 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 44 Shut-down procedure successfully completed... or it shows the following message: Waiting time before starting the data acquisition type <ESC> to immediately start Cur time Fri January 31 15:49:45.6 2007 left to start [30]sec. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 45: Terminate A Timed Data Acquisition

    Data acquired and stored is automatically confirmed in memory. 3.13.2 Automatic power OFF procedure During the timed data acquisition, once the configured data set has been acquired and stored, the power 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 46: Accidental Power On Cycle

    When the probe is recovered and returns to the surface, you can switch it OFF by means of the magnetic switch and the data acquisition is temporarily interrupted. C) Ending the unattended data acquisitions Run the “ITERM” programme. Switch the probe ON. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 47: Programmed Depth Data Acquisition

    Now, the operator must select among the available programmed profiles: Programmed profile: 0 In case the chosen profile is not correctly configured, the following message appears on the PC screen: The chosen programmed profile has not been configured 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 48: Conditional Data Acquisition

    Once selected, the operator can enter the trigger value 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE...

  • Page 49: Terminate The Conditional Data Acquisition

    The probe automatically checks the battery voltage against the preset boundary each time it wakes up or at regular intervals when it is always in ON condition (burst measurements). In case the battery has run down, the following message appears: 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 50: Continuous Data Acquisition

    After the data acquisition rate has been entered, the probe is ready to start the continuous data acquisition cycle, and the following message appears on the PC screen: Configuration updating. Done ----- UNATTENDED Continuous Acquisitions ------- 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 51: Terminate The Continuous Data Acquisition

    Error during data acquisition After this message is shown, the continuous data acquisition is automatically concluded. Acquired data is automatically confirmed in the probe memory. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 52: Data Storage

    The number of data records that can be stored in the probe internal memory depends on the size of the probe memory. A bigger memory allows storing more data records. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 53: Data Sets

    Storable data sets = 536.870.912 /4/ (no. of installed Sensor +1 date & time(7)) = 19.173.961 Note The IDRONAUT “OS3xx PROBE Autonomy” is distributed together with the probe documentation. This tool allows calculating the probe autonomy by means of a simplified user interface. More details can be found in the probe maintenance section.

  • Page 54: Show Stored Data

    Select the cast to show: 0 enter new value = 3 The operator must select the cast to be shown from the stored ones. After choosing the cast, the following message appears: Show stored data in counts ?:No 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 55: Sram Memory Delete Data

    From the stored casts, the operator must select the one that will be deleted. After choosing the cast, it is marked as deleted. At the end of the deletion process, the “Memory Menu” appears again. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE...

  • Page 56: Initialize Data Memory

    Confirm again your intention !:No type [Y]es or [N]o < y The operator must confirm again his intention to perform a data memory initialization Data storage area has been initialized.. After this message appears, the programme returns to the “Memory menu”. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 57: Sensor Calibration

    316Plus 10-12/2006 OCEAN SEVEN - ID:[0430]{USR ) Tue 02 12:48:32.64 2007 Calibration menu <0>[CAUP] - Leave calibration menu <1>[CASE] - Calibrate sensors <2>[CACU] - Customize calibration data <3>[CALO] - Calibration log 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 58: Updating The Calibration Information

    Some sensors have specialized data processing and calibration methods, which mainly depend on the kind of answer to physical or chemical variations in the measured samples and on the conditioning circuits. They are: ❖ Pressure 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 59: Pressure Sensor

    We recommend that the operator does not change the calibration and data processing method, even though permitted by the management firmware, otherwise the sensor specifications stated on the IDRONAUT documentation cannot be guaranteed. 5.5.1 Pressure sensor The aim of the pressure sensor calibration is the offset zeroing. It is preferable to immerse the probe in water, up to about 10 cm from the probe housing, and wait for few seconds before starting the calibration.

  • Page 60: Simple Check Of Conductivity Sensor Calibration

    The oxygen sensor may be dried with a piece of clean towelling taking particular care not to damage the membrane. Dry the temperature sensor with clean towelling taking care not to touch the sensor or 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE...
  • Page 61 4) To expand the scale of the oxygen sensor readings. For example, on entering a correction coefficient of 10, the readout will be multiplied by a factor of 10. 5) In case of moored applications, where the probe remains steady measuring for long periods, the 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 62: Ph Sensor Calibration

    (sensor looking at the floor). When the preparation is complete, press any key to continue. In case of trouble, type <ESC> to abandon the pH sensor calibration. The following message appears: 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 63: Redox Sensor Calibration

    (the default coefficients are used to convert the sensor readings in mV). Selecting a value of buffer solution greater than 1 starts the REDOX sensor calibration sequence. Immerse Redox and Reference sensors into 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 64: Other Calibration Procedures

    At the end of this procedure, the REDOX calibration values are updated and the programme shows the list of sensors. OTHER CALIBRATION PROCEDURES 316Plus probe Apart from the standard IDRONAUT sensors, the OCEAN SEVEN can interface additional probes, like: ➢ IDRONAUT - String and Weight Bottom Sensor.

  • Page 65: Seapoint Oem Turbidity Meter

    The above questions about the units and bit (ADC Counts) are repeated for the number of “Calibration points” entered. Afterwards, the probe shows the result of the linear interpolation: Turbidity = a + bx 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 66: Seapoint Oem Fluorometer

    The beam attenuation coefficient is an absolute term to represent these losses. For a given wavelength, transmittance is related to the beam attenuation coefficient by the following transfer equation. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 67 0 and to the C-STAR full scale (bit) (bit) transmittance or 100 %. Thus, a table of experimental data can be generated as follows: Units (Tr %) OS316Plus ADC Counts 1570.29750 125257.3977 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 68: Wetlabs - Eco Triplet Sensor

    This can be done using the “Interpolate” tool distributed with the IDRONAUT ITERM program or by using the probe calibration procedure. Selecting the C-STAR sensor from the list of sensors, the following calibration procedure arises: Do you already know 'SLOPE &...

  • Page 69: Licor - Par Sensor

    OCEAN SEVEN 316Plus Full Scale current = 9.83 μA equivalent to = 131072 ADC counts Calculation of the full scale PAR sensor F.S. (9.83 μA / 4.71) * 1000 = 2087.048832 μmol s-1 m-2 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 70 This can be done using the “Interpolate” tool distributed with the IDRONAUT ITERM program or by using the probe calibration procedure. Selecting the PAR sensor from the list of sensors, the following calibration procedure arises: Do you already know 'SLOPE &...

  • Page 71: Single/Three-Channel Fluorimeter

    Fluorimeter Operator’s Manual. The calibration is done by using the dedicated interface software. Therefore, before starting the calibration operations, it is mandatory to install the software in a personal computer. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 72 Do you already know 'SLOPE & OFFSET' coefficients?: No The operator must answer “YES” and then answer as follows to the coefficients request. By answering <YES>, the following messages appears in sequence: Offset = 0.0 Slope = 1.0 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 73: Turner Designs - Cyclops-7 Calibration Coefficients

    The offset and slope are indicated on a dedicated calibration sheet which accompanies the CYCLOPS sensors and that are prepared by Idronaut. It is possible to order from Idronaut an advanced interface for the CYCLOPS-7 fluorometers, which allows the operator to set the CYCLOPS working gain between: x1, x10 and x100.

  • Page 74: Calibrating Logging

    ShowSensor: allows showing the calibration log of the selected sensor. List: shows the calibration log list. Clear: initializes the calibration log. The logged information about sensor calibration depends on the type of sensor. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 75: Service, Diagnostics And Configuration

    -38322.4 12.3 62.4 10:55:12.77 Raw data acquisition {mV} Keyb.Cmd:<S>Store,<ESC>Quit,<F>Flurometer-Scales,<T>urbidity-Scales Fluorometer:<0>[150 ug/l]-Turbidity:<0>[750 FTU] Press Temp Cond O2Sat% O2ppm pH Chl(a) Turb. PAR Time&Memory 8.57 1945.06 0.15 553.70 -679.10 0.13 0.23 1.12 10:56:05.01 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 76: Firmware Updating

    IDRONAUT web site http://www.idronaut.it, download area, in the “Software/Firmware” section. The firmware is distributed together with the IDRONAUT ITERM terminal emulation and firmware upgrading utility. This program guides the operator during the firmware upgrading. “ITERM” is described in an appendix of this Operator’s Manual.
  • Page 77 When the probe has been identified, it is possible to proceed with the second step. If the probe identification process fails, please contact IDRONAUT and send them the “Detect.log” file, which is automatically created by the programme during the identification process. This file, together with the information about your probe, will help IDRONAUT to understand your problem.

  • Page 78: Probe Diagnostic Functions

    FLASH memory could arise. If you have any doubts or the procedure is not clear enough, stop here and call IDRONAUT to have support and clarifications. Indication on the correct command is also reported in the “Read me” file, which accompanies the firmware.
  • Page 79 PC screen. The following special characters have dedicated functions: <CTRL-X> Terminates the serial interface test. <CTRL-Z> Shows the ASCII representation of the typed/received character. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 80: Probe Configuration

    Do you want to update the configuration ? Yes/No If the operator confirms the modified information typing <YES>, the following message appears: Updating of the configuration in progress... New configuration has been successfully updated 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 81 Through this command, it is possible to customize some aspects of the probe operation. The customizable parameters are: 316Plus /2006) Fri Jan 05 13:46:59.01 OCEAN SEVEN - ID:[0430]{USR}( 2007 --- Configure the Operating parameters --- 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 82 PC screen as follows: 316Plus /2006) Fri Jan 05 13:47:07.77 OCEAN SEVEN - ID:[0430]{USR}( 2007 CTD parameter list Index Parameter Mux.Input Type Logical Code Cal.Rec 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 83 Delete Choosing the “Delete” command will cause the following message to appear: Delete the parameter: 0 By means of the index, the operator must select the parameter to delete. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 84 Number of configured profiles: 0 Number of profile to modify:0 enter new value< 1 The operator must select the number of the depth profiles to modify (1..5). Typing 0 ends the 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 85 GO-1015 firing cap, charge timeout [3..20] Further details are shown in the Rosette appendix. Aux CTDs:(0)None,(1..3)Reserved, (4)NortekAcquadopp Aux. system:0 Auxiliary system 1 can be configured as: Current Meters. Aux sensor:(0)None,(1)VALEPORT miniSVS, (2)AAnderAA 3975Optode,(3)Trilux-Unilux 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 86 The above question allows the operator to select among the possible analogue measurement systems that have been currently interfaced with the Ocean Seven probe through an optional analogue daughter board. At the end of this command, the “Configuration menu” is shown. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 87: Probe Maintenance

    Most polarographic oxygen sensors take 5 to 10 minutes after they have been switched on to polarize and become stable. To overcome this limitation, the Idronaut OS316Plus has been fitted with a small internal rechargeable battery, to maintain polarization of the oxygen sensor continuously. However, if the probe is not used for several months, the polarizing battery may become completely discharged resulting in damage to the battery.

  • Page 88: Refilling Oxygen Sensor Cap With Electrolyte

    D. It is recommended that only the IDRONAUT electrolyte be used, since its composition and pH guarantee the best performance and minimize the formation and growing of silver chloride on the anode.

  • Page 89: Oxygen Sensor Cleaning

    The anode cleaning procedure is required every 2 or 3 years only. After these operations, the oxygen current, during calibration, will be higher than the normal 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE...

  • Page 90: Oxygen Sensor Check In The Absence Of Oxygen

    In this case, it is necessary to fill the cavity with the IDRONAUT REFERENCE SENSOR STORAGE SOLUTION. Take a small syringe, i.e. 1.5 ml and aspirate a small amount of the IDRONAUT REFERENCE SENSOR STORAGE SOLUTION (supplied with the probe).

  • Page 91: To Etch The Sensor, Perform The Following

    The pH sensor cap should be filled with the pH7 Buffer Solution (or simply with clean water). The reference sensor cap should be filled with the Idronaut Reference Sensor Storage Solution (or even with KCl saturated solution).

  • Page 92: Conductivity Sensor Cleaning

    (depth) is required. In that case, the whole probe must be returned to Idronaut to allow replacement, calibration and performance check of the sensor. The pressure transducer is located at the centre of the probe bottom flange. Protection against fast thermal variation of water sample (thermocline) is obtained by means of a plastic o-ring cap provided with a small hole in the centre.

  • Page 93: Internal Battery Pack Endurance

    AA type cell) which should allow 10 years of operation. In case of accident or malfunction of the RTC or continuous loss of stored data, please contact IDRONAUT to get the necessary assistance in order to replace the dead battery.

  • Page 94: Routine Maintenance Schedule

    ❖ Recharge the oxygen polarization battery by keeping the probe ON for few hours. Quarterly maintenance ❖ Replace the oxygen membrane. ❖ Check the pH channel and renew the pH sensor, if necessary. ❖ Clean the flow cell of the conductivity sensor. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 95: Troubleshooting

    ❖ Perform the oxygen sensor maintenance procedure described in Oxygen sensor calibration error the maintenance section. ❖ Perform the pH sensor maintenance procedure described in the pH sensor calibration error maintenance section. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 96 7) Check the correct position of the o-ring and close again the probe with the six screws. Gradually tighten the six screws in sequence such as to close the cover uniformly 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 97 6) Replace the cover on the probe and lift the probe itself vertically. 7) Close again the probe with the two closing screws. Gradually tighten the screws in sequence such as to close the cover uniformly. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 98 7) Replace the cover on the probe and lift the probe itself vertically. 8) Close again the probe with the four bolts. Gradually tighten the bolts in sequence such as to close the cover uniformly. SUBMERSIBLE 150-bar/700-bar RECHARGEABLE (4.5 Ah)BATTERY PACKS 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 99 (plastic POM housing). BATTERY CHARGER After connecting the battery pack, the charger immediately checks the nominal voltage thus automatically selecting the most appropriate action to carry out as: 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 100 ✓ Do not charge batteries if the air temperature is higher than +35°C. ✓ Do not charge lead batteries. ✓ Do not charge in the field. ✓ Do not try to recharge a closed battery pack. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 101: Appendix B Data Processing Function Priming

    Raw data consists of digitised voltages or ADC counts acquired from the sensors through the electronic sensor conditioning circuits (sensor preamplifiers). Raw data values are converted into physical and chemical units by means of calibration data and data conversion algorithms. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 102 Sound Velocity (UNESCO FORMULA) Depth (UNESCO FORMULA) Sigma T (Density UNESCO FORMULA) Turbidity Meter PAR – generic Potential Temperature (THETA) Conductivity fresh water @25° Conductivity fresh water PAR – QSP200L Rhodamine 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 103: Appendix C Highly Precise Pressure Transducer

    IP65 optional: IP 67 or IP68 (with cable) CE-Conformity: EN 50081-2, EN 50082-2 Material in Contact with Media: HASTELLOY Weight: 30 g; Dead Volume Change: < 0,1 mm3 Connector: Molex Milli-Grid 2 mm. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 104 Calibration is carried out as described in the Operator’s Manual for the standard pressure sensor. However, the following calibration coefficients must be configured: Coefficient (a) = 0.0 Coefficient (b) = 10.0 Coefficient (c) = 0.0 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

  • Page 105: Appendix D Advanced Configuration And Telemetry

    316Plus 0)4K8, 1)7K2, 2)9K6, 3)14K4 ? 0..3 If the OCEAN SEVEN is equipped with an IDRONAUT QAM telemetry system, through this parameter, possible configure communication speed to be used. The Deck Unit QAM telemetry must be configured accordingly ! The below section describes in detail the telemetry set-up.
  • Page 106 Unless specifically declared, the “Rate 3” is the default shipping condition of the OCEAN SEVEN 316Plus probe telemetry modem and the MKPlus Deck Unit. QAM TELEMETRY SPEED/RATE PROBE COMMUNICATION SPEED 14K4 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 107 The probe communication speed must be configured to : 9k6 bps. Afterwards and before starting the test of the new rate, please change the QAM modem rate of the MKPlus Deck unit accordingly. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 108 Remove the RS232C laboratory cable and connect the probe to the MKPlus Deck Unit through the sea cable. Connect the MKPlus Deck Unit to the ITERM, configuring the default speed: 9600bps and the CTS/RTS handshaking. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 109 QAM rate: 9k6 or automodem ITERM & REDAS-5 MKPlus main port speed9k6 Com. Speed 9k6 WINCH QAM rate: 9k6 CTD main port speed9k6 Oceanographic cable CTD BOARDs OCEAN SEVEN CTDs Telemetry rate: 9k6 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 110 QAM rate: 4k8 or automodem ITERM & REDAS-5 MKPlus main port speed9k6 Com. Speed 9k6 WINCH QAM rate: 4k8 CTD main port speed4k8 Oceanographic cable CTD BOARDs OCEAN SEVEN CTDs Telemetry rate: 4k8 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 111 Remove the RS232C laboratory cable and connect the probe to the MKPlus Deck Unit through the sea cable. Connect the MKPlus Deck Unit to the ITERM and proceed with the connection. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 112 QAM rate: 9k6 or automodem ITERM & REDAS-5 MKPlus main port speed9k6 Com. Speed 9k6 WINCH QAM rate: 9k6 CTD main port speed 9k6 Oceanographic cable CTD BOARDs OCEAN SEVEN CTDs Telemetry rate: 9k6 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 113 QAM rate: 4k8 or automodem ITERM & REDAS-5 MKPlus main port speed9k6 Com. Speed 9k6 WINCH QAM rate: 4k8 CTD main port speed9k6 Oceanographic cable CTD BOARDs OCEAN SEVEN CTDs Telemetry rate: 4k8 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 114 The operator must enter the first bottle to fire. It must be any value between 1 and the number of Rosette positions. Step between bottle [1..36] This allows the operator to define the number of bottles position between two installed bottles. The step 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 115 “programmed” profile set-up command. Up to five different look-up tables can be configured. The look-up table pressure values must be configured starting from the shallow pressure values going towards deeper pressure values. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE...
  • Page 116 Therefore, at the end of the data acquisition and bottle sampling, two different casts are stored in memory: the first one describing the profile data and the second one 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE...
  • Page 117 Reverse depth value [dbar] The operator must enter the pressure value used to judge the starting of the bottle closing procedure. When this pressure value is exceeded, the bottle sampling procedure starts. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 118 Rosette is connected to the probe. GENERAL OCEANICS (1014-1015-1016-1018) ROSETTE Number of bottle positions: Number of bottles to fire: Bottle step: First bottle to fire: Reverse depth value: 1500.00 Bottle firing depth step: 100.00 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 119 Rosette does not answer the probe bottle firing request. CONFIGURING THE ROSETTE External equipment interfaced by the probe through digital, analogue or serial interface I/O can be configured by means of the CNES command available under the Configuration Menu. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 120 Once configured, it is possible to test the Rosette interfacing and Rosette operations by means of two functions which are automatically added to the Service Menu. Therefore, after the Rosette configuration, the service menu appears as: 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 121 MISS 6 BOTTLE MINI-ROSETTE 316Plus CTD The OCEAN SEVEN , can interface the IDRONAUT MISS sampling system. The MISS sampling system is equipped with maximum 6 bottle and can close the bottle only sequentially. 316Plus IDRONAUT – Brugherio (MB)
  • Page 122 APPENDIX ”F” – ITERM – TERMINAL EMULATION PROGRAM INTRODUCTION The aim of the ITERM programme is to provide a simple and reliable tool that IDRONAUT customers can freely use to communicate with their products, like the OCEAN SEVEN probes. ITERM does not need any special Windows installation procedure.
  • Page 123 “Service” section of this Operator’s Manual. Probe->Set Time This function sets up probe time and date. It is possible to select the new probe time among: GMT, local time or customized date and time. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 124 After the target directory has been configured and the desired cast has been selected from the cast list window, the upload button can be pressed. The programme uploads 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE...
  • Page 125 Captures transmissions from the connected probe and keyboard and types and stores them in the selected text file. A red cross appears over the icon when running. Pressing it once stops the capture and closes the text file. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 126 This tool allows the probe to calculate the most important fundamental properties of seawater. Through a very simple interface, the operator can enter the Temperature, Conductivity and Pressure sensor values and calculate the derived parameters instantaneously. Calculation is performed using the UNESCO formulae and recommendations. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 127 FOREWORD 316Plus The aim of this section is the description of operations needed to operate the OCEAN SEVEN probes equipped with the IDRONAUT innovative not harmful antifouling device (patent pending). THE ANTIFOULING DEVICE The antifouling kit, installed by the measuring...
  • Page 128 Alternatively, if the probe is not interrogated for more than 5 minutes, it switches off by itself. PTP PROTOCOL A detailed description of the OCEAN SEVEN PTP communication protocol can be freely obtained from the download area on the Idronaut web site “http://www.idronaut.it”. 316Plus IDRONAUT – Brugherio (MB)
  • Page 129 The following parameters can be configured by means of the “Modify” command by selecting the CONDUCTIVITY sensor from the above list: Sensor code[0..24,255=NU]< 2 Sensor mux.[0..3,255=NU]< 1 Sensor precision [0..6]< 3 UV disinfection time [0.255]< 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 130 ® Module, then the range will be limited to 10-20m as foreseen by class-2 devices. The IDRONAUT Wireless Module allows instant wireless connectivity to any device supporting a compatible Bluetooth SPP protocol. The connection with the OCEAN SEVEN 316Plus probe among the ®...
  • Page 131 This appendix describes the proper care of submersible connectors and cables installed in the IDRONAUT OCEAN SEVEN 3xx series probes. The text refers to the XSG/RMG connector and to the standard MCBH/MCIL one (detailed characteristics of these connectors can be found on www.impulse-...
  • Page 132 OCEAN SEVEN 3xx with titanium housing may use wet-pluggable MCBH/MCIL connectors instead of the standard XSG/RMG ones. These kinds of connector are easy to mate and require less force to be 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 133  Elastomers can be seriously degraded if exposed to direct sunlight or high ozone levels for extended periods of time.  Grip main body of connector during mating and un-mating. Do not pull on cable to disconnect.  Avoid sharp bends at cable entry to connector. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 134 The aim of this application note is to make recommendations, based on our experience, on cleaning, care and storage of the IDRONAUT chemical and physical sensors installed in the OCEAN SEVEN 3xx probes. Most of the recommendations below reported are taken from the OCEAN SEVEN 3xx Operator’s Manuals.
  • Page 135 K.2.3 Conductivity Cell. The IDRONAUT conductivity cell has the advantage that it can be used both in clean and unclean water without fear of contamination. When the conductivity cell is not in use, it is kept dry.
  • Page 136 OCEAN SEVEN 3xx probes used to carry out long-term monitoring are equipped with the IDRONAUT antifouling device (patent pending). The IDRONAUT antifouling device helps to keep the confined area surrounding the measuring sensors (see the picture ) clean. When the probe is left for long periods to carry out monitoring in warm,...
  • Page 137 4) Plastic holder which keeps the bottom contact switch body in position. 5) Bottom contact switch piston. It attaches the weight using a robust rope. The weight must not exceed 3 kg 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 138 Remove the lower protection ring. Remove the Tygon tubing from the pump side. Remove the CT sensor pump pipe adapter. To reassemble the CT sensor pump pipe adapter, simply reverse the above described dismounting procedure. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 139 (groovers) to prevent unwanted removal or accidental loss. The membrane cap is made of blue plastic to better shield the external light and is vey similar to the Idronaut pH watering cap. The only 316Plus IDRONAUT –...
  • Page 140 Saturation and ppm. When the list of sensors appear on the ITERM window select in sequence first the Saturation Optical dissolved oxygen sensor OPT_O2% and then the PPM optical dissolved oxygen sensor OPT_O2. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 141 1 can be entered to compensate for the stirring effect on the surface membrane. At the end of the calibration procedure the below message appear and the calibration is concluded. Update calibration parametersLogged[5-2-0] Configuration updating.Ok [001][OPT_O2%] calibration values updated.. N.7 O2 PPM CALIBRATION 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...
  • Page 142 N.9 OPTICAL DISSOLVED OXYGEN DEPLOYMENT A black cap is provided to protect the membrane from light. PLEASE remove the black cap before calibration and before deploying the CTD in water. 316Plus IDRONAUT – Brugherio (MB) OCEAN SEVEN PROBE 03-2018...

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