UAN - Mooring Equipment - Releasers
Contents
1. After charging turn the Acoustic Command Unit to make sure that everything is ok 3 2 2 Preparation of the Releaser JE 2 Remove the four screws placed near the transducer Be carefull not to lose them Grab the transducer and very gently keep pulling until the printed circuit board is visible If the batteries are not full replace them with new ones The Acoustic Releasers require two separate batteries e The battery for the electronics part consists of two or four for extended life Lithium C cell providing 7 amp hr capacity BATTERY LITHIUM C SIZE 3 6V 8 5Amp Hr TL5920 e the Motor Transponder Transmitter battery consists of six Lithium 3V CR123A cells LITHIUM BATTERY 3V 2 3A GOLD PEAK GPCR123A MOUSER 573 CR123A Connect the two battery connectors to their sockets Replace desiccant or flush with dry gas Very carefully in order to prevent any kind of damage to the o ring place the printed circuit board inside the Releaser tube If the o ring is damaged replace it with a new one O ring 2 142 BUNA N 70 apply lubricating silicon to the o ring Screw the four screws on their places Notice that they can only be screwed when the interior part of the Releaser is in the correct position Perform the test procedure to make sure that the releaser is working as desired SiPLAB CINTAL eyes only 14 CHAPTER 3 PROCEDURES TO USE THE RELEASE SYSTEM 3 3 Equipment preparation to be done before depl2. Figure 3 4 Detail of the anchor ring SIPLAB CINTAL eyes only 18 CHAPTER 3 PROCEDURES TO USE THE RELEASE SYSTEM Figure 3 5 Two releasers in parallel SIPLAB CINTAL eyes only 3 5 DEPLOYMENT PROCEDURE 19 Figure 3 6 Using two Releasers in parallel If you are using two releasers in parallel use the setup shown in figure 3 5 instead of the one shown in Figure 3 3 This setup requires that the rope is tied to the release pivots of both releasers having a metal ring in the middle to attach the equipment to the anchor Figure 3 6 shows the setup in a real image Carefully place all the equipment in the water and let it sink 3 5 1 Procedure for activating the Transponder and Ranging 10 11 Functions Use a rope with 10 to 15 meters to tie the transponder to the boat Connect the transducer to the XDUCER connector of the Command Unit Turn on the Command Unit by placing the power switch in the ON position Insert the Transponder Enable Code by pressing CLR X X X ENTER replace the X codes with the appropriate ones Press XMIT gt and keeping it pressed and press lt XPOND gt Place the Range Mode selector in the MAN position Select a signal with 2ms Pulse Width Press the button XPOND A 12 KHz signal should be heard and the Releaser should respond with a signal of 8 084 KHz If necessary increase the distance between the Command Unit and the Releaser to 5 meters Sometimes it may b
3. happens and the message OVER is shown in the screen Otherwise the distance will be shown in meters e To connect the Acoustic Command Unit to a printer or computer connect pin A from the Recorder cable to signal common pin of the printer and connect pin B from the Recorder connector to the received data pin on the printer computer 22 23 e To turn the Acoustic Command Unit off just place the power switch in the OFF position SIPLAB CINTAL eyes only Chapter 5 Command Unit s Keypad keys description e lt CLR gt it is used to start command entry sequences to clear the display terminate ranging and to force early termination of command transmissions e lt SHIFT gt it is used to select keys 4 7 When pressed the signal is shown in the LCD To check the firmware version of the Command Unit press CLR SHIFT ENTER e lt ENTER gt to terminate or entry of command codes interrogate frequency or sound velocity data e lt SV gt used to configure the sound velocity according to the following example to 1400 m s send CLR ENTER SV 1 4 0 0 ENTER e lt STO gt used with keys lt ENA gt ARM lt REL gt to save command codes for repeated recall operations To save a command code for instant recall after the lt ENTER gt key has been pressed to complete a command code entry press the STO key followed by a number 0 9 followed by the lt ENA gt lt ARM gt or lt REL gt
4. key as shown in the following examples to store the Release Code ABCD in memory position 5 press 9 CLR A B C D ENTER STO 5 REL to store the ReArm code CDFG in memory position 5 press CLR C D F G STO 5 ARM to store the XPOND Enable code CDF in memory position 5 press CLR C D F ENTER STO 5 ENA In case the mem ory position is not specified the memory position 0 is used e lt ENA gt used to store and recall XPOND Enable codes To recall the XPOND Enable code in memory position 3 press CLR ENA 3 ENTER In case the memory position is not specified the position O will be used e lt ARM gt used to store and recall ReArm codes To recall the ReArm code in memory position 3 press CLR ARM 3 ENTER In case the memory position is not specified the position 0 will be used e lt REL gt used to store and recall Release codes To recall the Release code in memory position 3 press CLR REL 3 ENTER In case the memory position is not specified the position 0 will be used e lt XPOND gt initiates transpond pulse output and starts ranging mode If Auto Man switch is in MAN position will transmit one pulse and wait for reply from the 24 25 transponder When the reply is received range will be calculated and displayed on the lower line of readout If no reply is received in 15 seconds the word OVER wil
5. parallel SIPLAB CINTAL eyes only Chapter 2 Components description 2 1 Model 111 Acoustic Release The InterOcean Model 111 Acoustic Release System provides a reliable and secure acous tic link permitting the recovery of instrument packages or other items from underwater locations up to 300 meters deep The Release receives coded acoustic signals and pro cesses them If the received code matches the release command code programmed into the release the microprocessor activates the release mechanism The Model 111 Acoustic Release also has Transponder to perform functions such as ranging 2 1 1 Specifications System specifications are summarized in Table 2 1 Table 2 1 System Specifications Item Description Maximum Depth 300m Operating Temperature 5 to 50 C Axial Load 100kg Overall Length 84cm Overall Diameter 10 2cm Weight 4 5kg Autonomy 6 months 2 2 Acoustic Command amp Ranging Unit Model 1100E In addition to generating the coded command signals as referred before the Acoustic Command amp Ranging Unit 1100E generates the transpond interrogation signal and in cludes an acoustic receiver with range measurement and display functions Command 9 10 CHAPTER 2 COMPONENTS DESCRIPTION codes Transmit and Transpond commands are inserted in the Command Unit using it s keypad located in the center of the top panel For ranging purposes the sound velocity may also be entered from the keypad A sealed backlig
6. 10 to 15 meters should be enough in most cases Headphones to listen for signals If a very long use is expected get two 12V supplies or external batteries capable of providing at least 12A in order to have a backup external power supply 220 VAC charging cable 3 1 2 Necessary equipment for the Acoustic Releasers 1 2 2 meters of rope to hold the releaser to the anchor 2 meters of rope to hold the releaser to the equipment that must be recovered 2 magnetic elements to re arm the releasers Lubricating Silicon for O rings Spare O rings O ring 2 142 BUNA N 70 if the batteries of the releasers are not full get replacement batteries The Acoustic Releasers require two separate batteries e The battery for the electronics part consists of two or four for extended life Lithium C cell providing 7 amp hr capacity BATTERY LITHIUM C SIZE 3 6V 8 5Amp Hr TL5920 12 3 2 EQUIPMENT PREPARATION TO BE DONE BEFORE THE DEPLOYMENT DAY 13 e the Motor Transponder Transmitter battery consists of six Lithium 3V CR123A cells LITHIUM BATTERY 3V 2 3A GOLD PEAK GPCR123A MOUSER 573 CR123A 3 2 Equipment preparation to be done before the de ployment day 3 2 1 Preparation of the Acoustic Command Unit 1 Charge the Acoustic Command Unit by connecting the 220 VAC cable to the power connector Leave it charging from 6 to 24 hours The switch must be in the OFF position It can only be charged with AC power not DC
7. 22 Command Unit s Keypad keys description 24 List of Figures 1 1 1 2 2 1 2 2 3 1 3 2 3 3 3 4 3 5 3 6 Surface unit Model 1100E Acoustic Command Transmitter 7 Subsurface unit Model 111 Acoustic Release System the picture shows 2 releasers in parallel ooo aaa Bw eed ee Se ye E RS 8 Acoustic Command amp Ranging Unit Model 1100E and the transponder 10 Operation selectors location in the Command Unit s panel 11 Drawing showing the location of the hook and the release pivot 15 Location of the hook and the release pivot in a releaser 15 Generic setup for deployment s 17 Detail of the anchor ring 2 hey md aot Pd eame ge px EA 17 Two releasers in parallel 34 aoaaa 6 PRE qoos 18 Using two Releasers in parallel 2 4 as spa aa a pacne hey 19 Abstract This document describes the use of the acoustic releasers and the respective command unit that will be used in the UAN project It contains instructions on how to use both equipments and also instructions on how to maintain and deploy them The releasers can be used to easily recover equipment which may be deployed at depths The releaser model described in this document has also a transponder function which allows us for measuring the depth at which the releaser is deployed Some procedures to test and use the releasers with safety are also referred This manual is for both advanced and non advanced users
8. CINTAL Centro de Investiga o Tecnol gica do Algarve Universidade do Algarve UAN Mooring Equipment Releasers User Manual M rio Saleiro Rep 04 09 SiPLAB January 10th 2009 University of Algarve tel 4 351 289244422 Campus de Gambelas fax 4 351 289864258 8005 139 Faro cintalQualg pt Portugal www cintal ualg pt Work requested by CINTAL Universidade do Algarve Campus de Gambelas 8005 139 Faro Portugal tel 4 351 289244422 cintalQualg pt www cintal ualg pt Laboratory performing the work Signal Processing Laboratory SiPLAB Universidade do Algarve Campus de Gambelas 8005 139 Faro Portugal tel 351 289800949 Project UAN Title UAN Mooring Equipment Releasers User Manual Authors Mario Saleiro Date January 10th 2009 Reference 04 09 SiPLAB Number of pages 26 twenty six Abstract This is quick guide on how to use and maintain the Releasers used in the UAN project Clearance level SiPLAB CINTAL eyes only Distribution list SiPLAB 2 CINTAL 1 Total number of copies 3 three Copyright Cintal 2009 Approved for publication lt 9 nnd Sergio Jesus President Administration Board Contents List of Figures III 1 Introduction T 2 Components description 9 2 1 Model 111 Acoustic Release o0 aa 00000022 eee 9 21 1 Specifications axxo eee ex Rente a d wo dep Re ewe CEA 9 2 2 Acoustic Command amp Ranging
9. IT gt and keeping it pressed and press lt XPOND gt 7T Place the Range Mode selector in the MAN position 8 Select a signal with 2ms Pulse Width 9 Press the button XPOND A 12 KHz signal should be heard and the Releaser should respond with a signal of 8 084 KHz If necessary increase the distance between the Command Unit and the Releaser to 5 meters Sometimes it may be hard to distinguish the signals which occur simultaneously The response signal can be felt in the surface of the Releaser 10 Observe the LCD to see the result 11 Insert the Transponder Disable Code by pressing CLR B C G H ENTER 12 Place the Power Switch of the Command Unit in the OFF position 3 5 Deployment Procedure The deployment of the whole equipment must follow a generic setup like the one shown in figure 3 3 1 Write in a paper all the codes of the releasers that will be used and be careful not to lose it 2 Usea rope with at least 2 meters to tie the equipment that will have to be recovered to the anchor ring Figure 3 4 shows the achor ring 3 Use another piece of rope with at least 2 meters to tie the release pivot to the anchor SIPLAB CINTAL eyes only 3 5 DEPLOYMENT PROCEDURE 17 FLOTATION BUOY pu LA Y N Xx A INSTRUMENTATION PACKAGE IOS S4 SHOWN AS A TYPICAL EXAMPLE MODEL 111 ACOUSTIC RELEASE SM ANCHOR Figure 3 3 Generic setup for deployment
10. Unit Model 1100E 9 22 li SSBOETRPOEOTIS e ob ned Ge Aa ue V8 due E oul BACH gS BRE qe ug 10 2 2 2 Operation Selectors 4 65 sa xu vb hot AE dave V quaes V qus 11 3 Procedures to use the release system 12 3 1 Gathering the necessary equipment cr 12 3 1 1 Necessary equipment for the Acoustic Command Unit 12 3 1 2 Necessary equipment for the Acoustic Releasers 12 3 2 Equipment preparation to be done before the deployment day 13 3 2 1 Preparation of the Acoustic Command Unit 13 3 2 2 Preparation of the Releaser usas Ee LA oV ep S 13 3 3 Equipment preparation to be done before deployment 14 Dub Test procedure sms se dum Ee xd e gO ek E ok ee ek RS Ada 14 3 5 3 6 3 7 3 4 1 Test Procedure for activating the Transponder and Ranging Functions 16 Deployment Procedure sy ois E mo page uL MX ER ERE EER GNE CE We 16 3 5 1 Procedure for activating the Transponder and Ranging Functions 19 Recovery Proc d l ee No ay 2 treet des ANTE tee Aet te dH ea Poe Sates Oe us 20 Storage Proced r sa visi er ect Ae ose Ae Me Nel pis ee ee A ea 20 IV CONTENTS 3 7 1 Preparation of the Acoustic Command Unit for storage 20 3 7 2 Preparation of the Releasers for storage 2 3 8 Maintenance Procedure ss uo y eX ox XE X XE x EAS 21 3 9 What to do in case of any malfunction ss ooo paws GA Re ER 21 Additional Information and Configurations
11. containing all the necessary information to operate the described equipment Chapter 1 Introduction This short report describes the use of the InterOcean Model 111 Acoustic Release System and the 1100E Acoustic Command Transducer and their safety procedures to be carried on before and after mooring The equipment described in this manual is used with the purpose of remotely recovering subsurface equipment by sending acoustic signals Each basic release system consists of a surface and a subsurface unit The surface unit consists of a Model 1100E Acoustic Command transmitter which generates the appropriate coded acoustic command signals and a Model 1120 Command Transducer which couples the acoustic command signals into the water The subsurface unit consists of the Model 111 Acoustic Release The subsurface unit consists of a Model 111 Acoustic Release System Figure 1 1 shows the surface unit and Figure 2 2 shows the subsurface unit Figure 1 1 Surface unit Model 1100E Acoustic Command Transmitter This equipment is required in the UAN project in order to recover the Subsurface Telemetry Unit STU Equipment The following manual should be read carefully because any small misuse of the Release equipment can result in the impossibility of recovering essential and expensive equipment for the UAN project 8 CHAPTER 1 INTRODUCTION Figure 1 2 Subsurface unit Model 111 Acoustic Release System the picture shows 2 releasers in
12. e hard to distinguish the signals which occur simultaneously The response signal can be felt in the surface of the Releaser Observe the LCD to see the result Insert the Transponder Disable Code by pressing CLR X X X X ENTER replace the X codes with the appropriate ones Place the Power Switch of the Command Unit in the OFF position SIPLAB CINTAL eyes only 20 CHAPTER 3 PROCEDURES TO USE THE RELEASE SYSTEM 3 6 Recovery Procedure 10 11 12 13 14 Use a rope with 10 to 15 meters to tie the transponder to the boat Connect the transponder to the XDUCER connector Turn on the Command Unit by placing the power switch in the ON position Insert the Release Code of the releaser in use by pressing lt CLR gt lt X gt lt X gt lt X gt lt X gt lt ENTER gt replace each X with the approppriate code Press lt XMIT gt and keeping it pressed and press lt XPOND gt The Releaser should send the acknowledge which consists in a sequence of 30 pings at a rate of 1 ping per second If the release action ocurred successfully the equipment will come to the surface If the equipment doesn t come to surface it means that the release action failed Repeat the procedure from the beginning If you are using two releasers in parallel and the first one fails to release the equip ment repeat the procedure using the codes of the second releaser When the equipment comes to surface recover
13. errogation frequency proceed as shown in the following example to change the frequency to 11 KHz press CLR ENTER XPOND 1 1 0 0 ENTER If lt ENTER gt is pressed one more time the frequency is stored and will only be removed when a command similar to the one described is entered e To change the sound velocity proceed as shown in the following example to change the sound velocity to 1600 m s press CLR ENTER SV 1 6 0 0 ENTER e To insert a command code just press CLR followed by 3 or 4 alphanumeric codes and terminate the command with the ENTER key as shown in the following ex ample to insert the command 7ABC press lt CLR gt lt SHIFT gt lt 7 gt lt A gt lt B gt lt C gt ENTER e To transmit the Release Re Arm and Transpond Enable codes the key XMIT must be pressed and keeping this key pressed press the key lt XPOND gt If the Command Unit is transmitting pressing the lt CLR gt key during transmission cancels the cur rent transmission Pressing the CLR key while not in transmission will clear the screen e To perform normal ranging operations the 10 ms pulse width should be used How ever to distances superior to 5000 m the 20 ms pulse width is more adequate The 2 ms pulse width should only be used for short distances e To test the Ranging functions use the manual mode MAN e To start ranging press lt XPOND gt In case no response is received a timeout
14. hted 2 line by 40 character LCD display displays the entered codes status and range data when transponding The acous tic receiver includes front panel controls for gain head phone volume BFO trim and a bandpass filter selector switch for 8 frequencies All front panel controls incorporate waterproof seals A dual bar LCD display provides visual indication of relative signal level and logic pulse output The relative signal level bar graph is logarithmic and has a 60 dB dynamic range The 1100E provides range data outputted via a 300 baud RS232C port for logging on an external printer or computer However no software is provided by the manufacturer Filtered and unfiltered receiver outputs as well as the detected output pulse are also provided for remote recording All output signals are optically or transformer isolated to preclude ground loop noise Figure 2 1 Acoustic Command amp Ranging Unit Model 1100E and the transponder 2 2 1 Specifications System specifications are summarized in Table 2 2 Table 2 2 System Specifications Item Description Data logging Available via RS232C output Operating Temperature 5 to 50 C Axial Load 100kg Size 45 1 x Weight 6 8kg Autonomy up to 24 hours with backlights off SIPLAB CINTAL eyes only 2 24 ACOUSTIC COMMAND amp RANGING UNIT MODEL 1100E 11 2 2 2 Operation Selectors Receiver Gain Display Keypad Recorder Cable Connector Bandpass Power Connector Filte
15. it Remove the rope from the anchor ring of the releaser and from the release pivots if there is still any rope Clean the equipment with fresh water and let it dry Reset the Releaser placing the magnetic elements over the black dots on the middle of the external surface of the Releaser Monitor the rotation of the hook and remove the magnetic elements when the hook is in line with the release pivot the black dots are visible in Figure 2 2 WARNING Be extremely careful to prevent the hook from jamming into the release pivot This may cause irreversible damage to the Releaser It is highly recommended to put some tape in the release pivot so that it remains in a safe position Place the Power Switch of the Command Unit in the OFF position 3 7 Storage Procedure 3 7 1 Preparation of the Acoustic Command Unit for storage 1 2 Clean the transducer with fresh water and let it dry Clean the panel of the Acoustic Command Unit with some dry cloth Let it dry Make sure it s turned off close the box and store it in the bigger InterOcean Systems Box together with the transducer SIPLAB CINTAL eyes only 3 8 MAINTENANCE PROCEDURE 21 3 7 2 Preparation of the Releasers for storage 1 2 Clean the releasers tubes with fresh water and let them dry Remove the four screws placed near the transducer Be carefull not to lose them Grab the transducer and very gently keep pulling until the printed circuit board is
16. ition Connect the transducer to the XDUCER connector of the Command Unit Place the transducer in a bucket of water Place the Releaser about a half meter of distance Turn on the Command Unit by placing the power switch in the ON position Insert Release Code by pressing CLR A B C H ENTER Press lt XMIT gt and keeping it pressed and press lt XPOND gt The Releaser should send the acknowledge which consists in a sequence of 30 pings at a rate of 1 ping per second SIPLAB CINTAL eyes only 3 4 TEST PROCEDURE 15 RELEASE HOOK LEVER Figure 3 1 Drawing showing the location of the hook and the release pivot Release Pivot Hook Figure 3 2 Location of the hook and the release pivot in a releaser SIPLAB CINTAL eyes only 16 CHAPTER 3 PROCEDURES TO USE THE RELEASE SYSTEM 10 Reset the Releaser again following the procedure described in step 2 11 Remove the tape that was holding the Release Pivot 12 Place the Power Switch of the Command Unit in the OFF position 3 4 1 Test Procedure for activating the Transponder and Rang ing Functions 1 Connect the transducer to the XDUCER connector of the Command Unit 2 Place the transducer in a bucket of water 3 Place the Releaser about a half meter of distance 4 Turn on the Command Unit by placing the power switch in the ON position 5 Insert the Transponder Enable Code by pressing CLR B C G ENTER 6 Press lt XM
17. l be displayed to indicate over range During ranging the word XPOND will appear in the topline of the display while waiting for a reply Ranging may be termi nated by pressing the CLR key If the AUTO MAN switch is in the AUTO position the interrogate pulse will be re transmitted one second after a reply is re ceived or a timeout occurs and the sequence is repeated The lt XPOND gt key is also used in the entry sequence to indicate interrogate frequency input data to follow as shown in the following example to enter an interrogate frequency of 11 KHz press CLR ENTER XPOND 1 1 0 0 0 ENTER lt XMIT gt it is used to start the transmission of codes The duration of each transmission is approximately 12 5 seconds The transmission may be canceled using the key lt CLR gt as referred above SIPLAB CINTAL eyes only Bibliography 1 Model 111 Acoustic Release User Manual InterOcean Systems inc 2 Acoustic Command amp Ranging Unit Model 1100E User Manual InterOcean Systems inc 26
18. oy ment Place the Acoustic Command Unit in a stable position Turn it on just to make sure that it is working as desired Perform the test procedure to make sure that all components of the release system are working 3 4 Test procedure The Acoustic Release used for this example is the 09731760 which has the following codes each Releaser has different codes that can be seen in the middle of its external surface e Release Code ABCH e Transponder Enable Code BCG e Disable Code BCGH Not that if a different releaser is used the codes must be replaced with the codes of the releaser under test SOs 00 cL SP Ot ge e Place some tape on the release pivot or lever in a way that it will not be blocking the rotation of the hook in order to avoid permanent damage to the release motor Figure 3 1 shows a drawing of the location of the hook and the release pivot and Figure 3 2 shows the same thing in a real image Reset the Releaser placing the magnetic elements over the black dots on the middle of the external surface of the Releaser Monitor the rotation of the hook and remove the magnetic elements when the hook is in line with the release pivot the black dots are visible in Figure 2 2 WARNING Be extremely careful to prevent the hook from jamming into the release pivot This may cause irreversible damage to the Releaser It is highly recommended to put some tape in the release pivot so that it remains in a safe pos
19. r XDUCER Connector Volume Headphones Connector BFO Trim Range Mode Pulse Width On Off Switch Figure 2 2 Operation selectors location in the Command Unit s panel e Pulse Width used to choose the interrogation pulse duration of the transponder e Receiver Gain it is used to adjust the background noise It s usually set so that the receiver display shows 75 e Band Pass Filter Selects one of 8 center frequencies to discriminate between transponder replies e Volume Controls volume level to headphones e BFO Trim Provides minor trim adjustment 1 to 3 KHz for the BFO oscillator to optimize audible acuity when using the headphones to listen to the reply pulse e Range Mode can be used to change the range mode between manual and automatic mode e Recorder cable pins Range Data Output B TxD C Logic Out D Common E Logic In F RCVR out unfiltered G RCVR common H RCVR out filtered A description of the functions of the keypad keys can be read in the last chapter of this document SIPLAB CINTAL eyes only Chapter 3 Procedures to use the release system 3 1 Gathering the necessary equipment This section describes the necessary equipment to deploy the release system 3 1 1 Necessary equipment for the Acoustic Command Unit 1 Rope to tie the transducer to the boat The rope must be longer than the depth at the transducer will be deployed
20. visible Disconnect the two battery connectors from their sockets Replace desiccant Very carefully in order to prevent any kind of damage to the o ring place the printed circuit board inside the Releaser tube If the o ring is damaged replace it with a new one O ring 2 142 BUNA N 70 apply lubricating silicon to the o ring Screw the four screws on their places Notice that they can only be screwed when the interior part of the Releaser is in the correct position 3 8 Maintenance Procedure 1 2 If the Acoustic Command Unit is not used for a long time periodically check if the battery is low If so give it a full charge Make sure that all the components are not stored in an environment with humidity 3 9 What to do in case of any malfunction Verify that all the steps described in the procedures referred above where followed If the problem persists try disconnecting the batteries wait some time before re connecting them and try again If the problem still persists read the detailed user manual originally provided with the equipment If no solution is found contact InterOcean Systems by phone 858 565 8400 or by email salesQinteroceansystems com SIPLAB CINTAL eyes only Chapter 4 Additional Information and Configurations e When turned on the display should show the values 12000 Hz for the interrogation frequency of the transponder and 1500 m s for sound velocity e To change the int
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