DIVE-TRAK PRO DIVER NAVIGATION SYSTEM USER MANUAL
Contents
1. FIGURE 3 TB AT T5400 Santa FIGURE 321 Battery an a RES an ana an aan FIGURE 3 2 DTI 300 Display and Controls POP EUR EIS DAS PCI DIES FIGURE 3 2A Zoomed View of DTI 300 Display and Controls aa FIGURE 3 3 Charging Port Plug 10 FIGURE 3 4 Charging Connection to DTI 300 nenen 10 FIGURE 3 5 Charging Connector Dummy Plug 11 FIGURE 3 6 Gharging Port 11 FIGURE 3 7 Heading Display Modes ee ee 13 FIGURE 4 1 AT T 400 Disassembly cire t eee Reden npe n ede tpe metu 15 FIGURE 4 2 ATT 400 Battery anna nana naaa anna 15 FIGURE 4 3 ATT 400 Battery 15 FIGURE 4 4 AT T 400 Disassembly pet DO ar 16 FIGURE 4 5 Channel Selector SWIICIV uiae 16 FIGURE 4 6 DTI 300 Normal Operation Display Mode 17 FIGURE 4 7 DTI 300 Heading Display 18 FIGURE 4 8 DTI 300 Hard Iron Compass Calibration 18 FIGURE 4 9 DTI 300 Hard Iron Compass Calibration X2. 949 727 9399 Fax 949 727 0070 E mail sales rjeint com Web Page www rjeint com 4 3 Setting the ATT 400 Transmit Frequency Selector Dip Switches Loosen and remove the knurled locking collar from the housing and gently remove the end cap Figure 4 4 ATT 400 Disassembly e Orient the ATT 400 assembly so the switch is locate as shown Figure 4 5 Figure 4 5 Channel Select Switch e Set the switch positions of SW1 to the position for the desired channel and frequency Table 4 1 Note MSB 1 is OFF for normal operation 16 RJE International Inc Tel 949 727 9399 Fax 949 727 0070 E mail sales rjeint com Web Page www rjeint com Table 4 1 Channel Select Switch Settings MSB 1 2 3 4LSB CH Frequency ON Pinger OFF Transponder OFF OFF OFF CH1 27KHz OFF OFF ON CH2 28KHz OFF ON OFF CH3 29KHz OFF ON ON CH4 30KHz ON OFF OFF CH5 31KHz ON OFF ON CH6 32KHz ON ON OFF CH7 33KHz ON ON ON CH8 34KHz 4 4 Calibrating the Electronic Compass Inthe NORMAL mode of operation press the MODE button to get to the HEADING display Figure 4 6 DTI 300 NORMAL Operation display mode From the HEADING display mode press the UP button to get to the Hard Iron Compass Calibration display 17 RJE International Inc Tel 949 727 9399 Fax 949 727 0070 E mail sales rjeint com Web Page www rjeint com 1 345 045 030 NE oi DTI 300 Firmwar
3. RJE INTERNATIONAL INC DIVE TRAK PRO DIVER NAVIGATION SYSTEM USER MANUAL REV 1 0 Forward This manual is comprised of figures and text intended to provide descriptions and instructions for the deployment operation and maintenance of the RJE International DIVE TRAK PRO Diver Navigation System comprising the DTI 300 Diver Transponder Interrogator and the ATT 400 Acoustic Target Transponder The information herein is arranged into chapters and sections as follows Chapter 1 An overview of the DTI 300 General notes including brief sections describing the applications and physical characteristics of the Beacon itself Chapter 2 Specifications Sections comprised of lists of both general and unique to the unit specifications Chapter 3 Operation and Deployment Notes Sections detail the unpacking battery charging and predeployment checkout procedures for the DTI 300 Chapter 4 Maintenance Sections detail periodic maintenance battery replacement and calibration procedures Appendices Separate appendices contain mechanical and electrical drawings and diagrams parts lists and integrated components list Please forward comments questions suggestions or problems with the text figures or equipment to RJE International RJE International Inc 15375 Barranca Parkway Suite B107 Irvine CA 92618 Tel 949 727 9399 Fax 949 727 0070 E mail sales rjeint com Web www rjeint com PROPRIETARY MATER
4. 29 30 31 32 33 34 kHz Acoustic Range 750m 2460ft Resolution 1m 3 28ft Acoustic Bearing Range 30 Deg Resolution 5 Deg Display LCD Controls Piezoelectric Switches Power Source Rechargeable 9 6 volt NiCad battery pack Charger 100 240V AC 2 0A Operating Life 12 houts per 12 hour charge Electronic Compass Accuracy 0 5 to 1 5 deg RMS Repeatability t 0 3 deg Operational Depth 100m 328ft Housing Material Delrin and polycarbonate O ring sealed Dimensions 30cm L x 18cm W x 9cm H 12 in L x 7in W x 3 5in H Weight In Air 2 9Kg 8 Ibs In Water 0 185Kg 0 5 Ibs Accessories Battery charger spares kit user s manual 4 RJE International Inc Tel 949 727 9399 Fax 949 727 0070 E mail sales rjeint com Web Page www rjeint com 2 2 ATT 400 Acoustic Target Transponder Table 2 2 ATT 400 Acoustic Target Transponder Specifications Receive Frequency 25 kHz Acoustic Source Level 180 dB re 1uPa 1 meter Transmit Repetition Rate Normal 1 0 sec Transmit Pulse Length 5 0 msec Transmit Frequency Switch selectable to 27 28 29 30 31 32 33 34 kHz Transponder Turnaround Time Compensation 20 msec Activation Water Activated Switch Battery 9 Volt Battery QTY 2 Range To 3 280 feet 1 000 m Operating Life 6 Months Operational Depth To 300 feet
5. Y Operation 18 FIGURE 4 10 DTI 300 Hard Iron Compass Calibration X Y Complete 19 FIGURE 4 6 DTI 300 Hard Iron Compass Calibration Z Complete 19 TABLES TABLES 2 1 DIE399 Sp cifications fero e ep tee AAA Sep spese fet eto tence TABLES 2 2 ATT 400 SpechiCalOns sss ette ee civita io e i eire TABLES 3 1 DTI 300 Display and Controls 2 og caet TABLES 4 1 Channel Select Switch 17 vii RJE International Inc 15375 Barranca Parkway Suite B107 Irvine CA 92618 Tel 949 727 9399 Fax 949 727 0070 E mail sales rjeint com Web www rjeint com INTRODUCTION TO THE DIVE TRAK PRO SYSTEM 1 1 Overall Description The RJE International Dive Trak Pro system Figure 1 1 is the next generation in diver marking and relocation Using the latest in underwater acoustic technology the Dive Trak Pro allows divers to mark targets underwater and relocate them up to 750 meters 2250 feet away Figure 1 1 Dive Trak Pro System 1 RJE International Inc Tel 949 727 9399 Fax 949 727 0070 E mail sales rjeint com Web Page www rjeint com While most underwater marking and relocation system use active acoustic technology to locate targets underwater the Dive Trak Pro uses a coded based system that provides range and bearing to the marked target Using this approach a d
6. display if desired This display mode allows for a fast HEADING update from the electronic compass Li Wa p a 045 O30 ae eee MB Firmware AP T M HAB 1 Figure 3 7 HEADING display mode e View the RNG indicator on the display to acquire an accurate range to the target e When swimming to the target monitor the range and bearing on the LCD display e If the range suddenly begins to increase it is possible to have passed over or under the transponder Check above and below for the transponder If visibility is low point the Diver Transponder Interrogator up and down to see if there is a change in the range e Reset the UP and DOWN buttons to obtain range and bearing to target transponders operating at other frequencies 13 RJE International Inc Tel 949 727 9399 Fax 949 727 0070 E mail sales rjeint com Web Page www rjeint com DIVE TRAK PRO SYSTEM MAINTENANCE 4 1 Maintenance Upon completion of each dive mission take these steps to assure continued reliable performance from the 300 e Turn the equipment OFF e Wash the exterior of the equipment with fresh water and mild detergent Pay particular attention to cleaning film build up from the transducer face e Make sure the equipment has been thoroughly dried before storage e Inspect all system components for damage and wear Order needed replacement parts if required e Charge the DTI 300 battery Contact your a
7. no way be responsible for safe arrival of the shipment Title shall so pass to buyer regardless of any provision for payment of freight or insurance by RJE International or of the form of shipping documents If shipment is consigned to RJE International it shall be for the purpose of securing buyer s obligations under the contract iv RJE International Inc 15375 Barranca Parkway Suite B107 Irvine CA 92618 Tel 949 727 9399 Fax 949 727 0070 E mail sales rjeint com Web www rjeint com THIS PAGE IS INTENTIONALLY LEFT BLANK RJE International Inc 15375 Barranca Parkway Suite B107 Irvine CA 92618 Tel 949 727 9399 Fax 949 727 0070 E mail sales rjeint com Web www rjeint com TABLE OF CONTENTS FORWARD WARRANTY 1 Introduction to the Dive Trak Pro System gg cons ec ee Er y RE E EE E EROR 1 1 1 1 DTI 300 Diver Transponder Interrogator 3 3 22 2 1 1 2 ATT 400 Acoustic Target Transponder naaa 3 2 Dive Trak Pro System Specifications 2 1 DTI 300 Diver Transponder Interrogator SpecificatioOns aan 4 2 2 ATT 400 Acoustic Target Transponder 5 2 3 Specifications Unique to Unit s Shipped ele eeu 5 3 Operations amp Installation Notes 3 WIM CHIC HC oso eth OES AS anal OA
8. products supplied by FSI that are designed for use under hydrostatic loading have been certified by actual pressure testing prior to shipment Any damage that occurs as a direct result of flooding is NOT covered by this warranty If a product is returned for warranty repair and no defect is found the customer will be charged a diagnostic fee plus all shipping costs Incidental or consequential damages or costs incurred as a result of product s malfunction are not the responsibility of FSI Equipment not manufactured by FSI is supported only to the extent of the original equipment manufacturers OEM original warranties All OEM sensors that utilize electrodes oxygen cartridges pH etc are warranted at the time of shipment and shall perform upon initial installation within stated specifications If the product proves to be defective within the OEM s warranty FSI will replace the product or defective part with a similar model product or part but only to the extent that the OEM watrants All returned products must be accompanied by a Returned Material Authorization RMA number issued by FSI Shipments without an RMA number will not be accepted LIABILITY PSI shall not be liable for incidental or consequential damages injuries or losses as a result of the installation testing operation or servicing of FSI products RJE International Inc 15375 Barranca Parkway Suite B107 Irvine CA 92618 Tel 949 727 9399 Fax 949 7
9. 100 m Housing Material Delrin and glass filled polycatbonate O ring sealed Dimensions 21cm L x 6 4cm D 8 5in L x 2 5in D Weight In Air 0 37Kg 1 lbs In Water Positively Buoyant Specifications are subject to change 2 3 Specifications Unique to Unit s Shipped 5 RJE International Inc Tel 949 727 9399 Fax 949 727 0070 E mail sales rjeint com Web Page www rjeint com OPERATIONS amp INSTALLATION NOTES 3 1 Introduction The Dive Trak Pro System DTI 300 Diver Transponder Interrogator is a small battery operated transponder interrogator that is ergonomically design to be operated by a diver A color LCD display provides navigation data to the diver while sealed switches allow the diver access to control functions of the unit Once an ATT 400 has been interrogated the D TI 300 provides accurate range and bearing to the transponder In addition an internal electronic compass assists the diver in navigating to the marked location Note the DTI 300 is compatible with the ATT 400 Acoustic Target Transponder Consult with RJE International for a locator configured for different frequencies The ATT 400 Acoustic Target Transponder is a small self contained acoustic transponder that activates once it is placed in the water Marking a location is easy using the ATT 400 Once the ATT 400 is deployed it will remain covertly activated for up to six months while it waits to receive a coded interrogation signal from the DT
10. 27 0070 E mail sales rjeint com Web www rjeint com RMA RETURN PROCEDURE Before returning any equipment to FSI you must contact FSI and obtain a Returned Material Authorization RMA number The RMA number assists FSI in identifying the origin and tracking the location of returned items When returning items to FSI from outside the United States follow the checklist presented below to prevent any delays or additional costs gt Include with all shipments two copies of your commercial invoice showing the value of the items and the reason you are returning them Whenever possible send copies of the original export shipping documents with the consignment gt Route via coutier FedEx or UPS gt If there is more than one item per consignment include a packing list with the shipment It is acceptable to combine the commercial invoice and packing list with the contents of each carton clearly numbered and identified on the commercial invoice gt If it is necessary to ship via air freight contact FSI for specific freight forwarding instructions You will be charged for customs clearance and inbound freight gt Insure the items for their full value gt Refer to the FSI issued RMA number on all documents and correspondence gt Prepay the freight TITLE Title shall pass to buyer on delivery to carrier at Cataumet MA Risk of damage or loss following such delivery shall be to the buyer and RJE International shall in
11. 6 3 2 System COMPONENTS insiens QM MM UN MM IO EDI 6 3 9 Unpacking o nennen PESADA an EM ME 7 3 4 Display and Gorntrol S6tlhigs ied dens 7 3 5 GHargingdtie Datlelye Ue NN 9 3 6 Operating Procedures sssini einai ia x cep cma ne desee 10 4 Dive Trak Pro System Maintenance 4 4 MaintenanCe ooi a t terme as e du me tust t ie S LR LE 21 4 2 Replacing the ATT 400 P ee EE ra E Ro RE rep 22 4 3 Setting the ATT 400 Transmit Frequency Selector Dip Switches 23 4 4 Calibrating the Electronic Compass eter e ned te eee Renee eee 24 4 4 Replacing the DTI 300 Rechargeable Battery Pack 25 RJE International Inc 15375 Barranca Parkway Suite B107 Irvine CA 92618 Tel 949 727 9399 Fax 949 727 0070 E mail sales rjeint com Web www rjeint com TABLE OF CONTENTS Continued APPENDICES APPENDIX A MECHANICAL AND ELECTRICAL DRAWINGS APPENDIX SPARES LISTING ILLUSTRATIONS FIGURE 1 1 Dive Trak Pro System c ai io FIGURE 1 2 Model DTI 300 Diver Transponder Interrogator FIGURE 1 3 Model ATT 400 Acoustic Target FIGURE 3 1 Dive Trak Pro System Components essseeseeseeeeneeneeeenne FIGURE
12. I 300 The ATT 400 can be programmed to operate on eight different channels allowing the diver to mark and relocate eight different locations simultaneously selecting each with a simple control command on the DTI 300 3 2 System Components The Dive Trak Pro System includes e D TI 300 Diver Transponder Interrogator with electronic compass Figure 3 1A ATT 400 Acoustic Target Transponder Figure 3 1B Battery charger assembly Figure 3 1C E r Siu RN Figure 3 1B Figure 3 1C 898 400 Acoustic Target Transponder Battery Charger Assembly DTI 300 Diver Transponder Interrogator 6 RJE International Inc Tel 949 727 9399 Fax 949 727 0070 E mail sales rjeint com Web Page www rjeint com 3 3 Unpacking When opening the shipping cartons carefully inspect each piece of equipment as it is unpacked and report any damage to the freight carrier and to RJE International As with any sophisticated electronic equipment RJE International products should be handled with a reasonable amount of care during unpacking transporting and storing Pay particular attention to make sure that The end caps are properly secured and the end cap screws are tightened There is no damage to the housing The control switches are installed and work properly e The battery charger power cord and its plug in connector in good condition 3 4 Control Panel All functions of the 300 Diver Transponder Interrogator
13. IAL The descriptions procedural information photos figures drawings illustrations in this manual are the property of RJE International Inc Materials may not be reproduced or disseminated without the prior written consent of RJE International RJE International reserves the right to make changes in design or specifications at any time without incurring any obligation to modify previously installed units This manual is provided for information and reference purposes only and is subject to change without notice LIMITED WARRANTY RJE International Inc FSI guarantees its products to be free from defects in materials and workmanship for a period of one year from the date of shipment In the event a product malfunctions during this period FST s obligation is limited to the repair or replacement at FSI s option of any product returned to the FSI factory Products found defective should be returned to the factory freight prepaid and carefully packed as the customer will be responsible for any damage during shipment Repairs or replacements parts labor and return shipment under this warranty will be at no cost to the customer This warranty is void if in FSI s opinion the product has been damaged by accident or mishandled altered or repaired by the customer where such treatment has affected its performance or reliability In the event of such mishandling all costs for repair and return freight will be charged to the customer All
14. are accessed by the viewing the LCD display and using the control switches below the handles on the left and right sides of the instrument Figure 3 2 Channel UP Channel DOWN Figure 3 2 300 Display and Controls 7 RJE International Inc Tel 949 727 9399 Fax 949 727 0070 E mail sales rjeint com Web Page www rjeint com Transmit Receive Channel UP Channel Number Channel DOWN Figure 3 2A Zoomed View of DTI 300 Display and Controls Table 3 1 DTI 300 Display and Controls eee BATT Battery Level Indicator CHA Displays Channel UP Function Switch Activation CHY Displays Channel DOWN Function Switch Activation T Marker flashes each time the Diver Transponder Interogator sends an interrogation signal RNG Displays the Range in meters to the ATT 400 set to the selected Channel Heading Displays the heading from the electronic compass gt gt gt gt 4444 Bearing Indicator e Nine Arrows show the direction adjustment required to determine bearing to the target e When the unit is pointed directly at the target only the center arrow is illuminated e As the direction moves off center to the left arrows to the left of the center arrow will be illuminated Likewise when the 8 RJE International Tel 949 727 9399 Fax 949 727 0070 E mail sales rjeint com Web Page www rjeint com direction moves off center to the right arrows to the ri
15. aution Make sure the unit is thoroughly dried before connecting it to an AC power supply e Turn the unit off Remove the port plug Figure 3 3 at the rear the DTI 300 Tel 949 727 9399 Fax 949 727 0070 E mail sales rjeint com Web Page www rjeint com 9 RJE International Inc Figure 3 3 Charging Port Plug Removal N Caution Removing the port plug will relieve any pressure caused by charging a battery that has a defective cell This also vents the gas that may build up in the unit during use and storage Plug the battery charger connector into the charging jack inside the D TI 300 port opening Figure 3 4 Charging Connector to D TI 300 Plug the charger assembly into a standard 100 240V AC wall socket The charger s power on LED will light Allow the battery to charge for 3 hours or until the charge LED is off 10 RJE International Inc Tel 949 727 9399 Fax 949 727 0070 E mail sales rjeint com Web Page www rjeint com Unplug the charger and remove the connector from the charging jack Re install the dummy charging plug Figure 3 3 at the rear the DTI 300 Figure 3 5 Charging Connector Dummy Plug Store the unit until required for the next deployment 3 6 Pre deployment Setup and Check out e Inspect the pressure housing and all closure screws before diving Make sure the port plug covering the charging jack is installed gt Note The Diver Transponder In
16. e V1 8 sno Figure 4 7 DTI 300 HEADING display mode e Lay the DTI 300 on a flat surface as far away as possible from any ferrous magnetic objects e Press the UP button to enter the X Y Calibration mode Hard Iron Compass Calibration Figure 4 8 DTI 300 Hard Iron Compass Calibration display mode Rotate the DTI 300 through a complete 360 degree rotation taking more than 20 seconds The display will indicate varying characters as shown in Figure 4 9 Hard Iron Compass Calibration starting Y cal Rotate 26 secs m Figure 4 9 DTI 300 Hard Iron Compass Calibration X Y operation 18 RJE International Inc Tel 949 727 9399 Fax 949 727 0070 E mail sales rjeint com Web Page www rjeint com e Continue rotating the DTI 300 until the display indicates a full row of dots as shown in Figure 4 10 press the UP button to stop the X Y calibration starting Y cal Rotate 20 secs VALLLLLLLLLLLLLL Figure 4 10 300 Hard Iron Compass Calibration X Y complete e Orient the DTI 300 on its side and repeat the steps using the DOWN arrow for the Z calibration It may be easier to perform the Z calibration with one of the handles removed from the DTI 300 P ee wo Calibration starting Z cal Rotate 29 secs Figure 4 11 300 Hard Iron Compass Calibration Z complete e When display indicates a full row of dots as shown in Figure 4 11 press the DOWN button t
17. ernal connector for the battery charger The DTI 300 is shipped with a battery charger and a tool kit in a durable weatherproof carrying case 2 RJE International Inc Tel 949 727 9399 Fax 949 727 0070 E mail sales rjeint com Web Page www rjeint com 1 1 2 ATT 400 Acoustic Target Transponder The ATT 400 is a small battery operated underwater acoustic that works with the DTI 300 to mark and relocate targets underwater in ranges of 750 meters 2250ft Once deployed a water switch actives the transponder where it can remain in the receive mode for up to 6 months waiting quietly for an interrogation signal for the DTI 300 Diver Transponder Interrogator Once interrogated the ATT 400 responds to the DTI 300 using eight different user programmable channels In addition the ATT 400 is positively buoyant and requires no additional flotation so deployment is easy Constructed of non corrosive material the ATT 400 can be deployed to depth of 100 meters 3 RJE International Inc Tel 949 727 9399 Fax 949 727 0070 E mail sales rjeint com Web Page www rjeint com DIVE TRAK PRO SYSTEM SPECIFCATIONS 2 1 DTI 300 Diver Transponder Interrogator Table 2 1 DTI 300 Diver Transponder Interrogator Specifications Transmit Frequency 25KHz Acoustic Source Level 180 dB re 1uPa 1 meter Transmit Repetition Rate Normal 1 0 sec Transmit Pulse Length 5 0 msec Receive Frequency Switch selectable to 27 28
18. ght of the center arrow will be illuminated The number of arrows displayed shows the movement required to correct the aim to the target One arrow indicates the direction is off about 5 degrees Two atrows indicate the direction is off as much as 10 degrees Three arrows indicate the direction is off by as much as 20 degrees Four arrows indicate the user is direction by more than 30 degrees Indicator illuminates each time the Diver Transponder Interrogator receives an acoustic signal at the selected frequency CHAN SWITCH Channel Number current selected from the channel select switches 1 27KHz 2 28KHz 3 29KHz 4 30KHz 5 31KHz 6 32KHz 7 33KHz 8 34KHz FUNCTION Channel DOWN Decrements the channel number selected by 1 Channel UP Increments the channel number selected by 1 ON OFF The ON OFF control allows the user to turn the unit ON and OFF MODE Selects the operating Mode of the DTI 300 1 NORMAL Display mode 2 HEADING Display mode 3 COMPASS CALIBRATION display mode accessed from HEADING display using UP button 3 5 Charging the battery The DTI 300 battery is fully charged at the factory prior to shipment and should be recharged before each use A fully charged battery will provide twelve hours of continuous operation If the BATT indicator is lit only on the left edge of the battery display or is completely dim the battery needs charging Follow these steps to charge the battery N C
19. iver can accurately relocate an underwater target within 1 meter 3ft with a minimum amount of bottom time The Dive Trak Pro consists of two components the DTI 300 Diver Transponder Interrogator Figure 1 2 which navigates the diver to marked location and the ATT 400 Acoustic Target Transponder Figure 1 3 which is used to mark underwater targets and m Figure 1 3 DTI 300 Figure 1 2 ATT 400 Diver Transponder Interrogator Acoustic Target Transponder 1 1 1 DTI 300 Diver Transponder Interrogator Designed for use by divers the DTI 300 Diver Transponder Interrogator accurately navigates a diver to a target or location that has been marked with an ATT 400 Underwater Transponder to within 1 meter 3ft Once activated the DTI 267 sends a coded acoustic beam through the water up to 750 2250ft meters away Once an ATT 400 receives this signal it responds to the DTI 300 and through this communication protocol the DTI 300 provides range and bearing to the diver The DTI 300 is a mulit channel system that allows the diver to track up to eight different ATT 400 s for up to 6 hours Using sealed switches on the panel of the DTI 400 a diver can select the corresponding channel on the LCD display for the ATT 400 to be located The LCD displays range and bearing to the selected ATT 400 compass heading verification of sending a transmit signal and receiving one for an ATT 400 and a low battery condition The DTI 300 has a single ext
20. o stop the Z calibration 4 5 Replacing the DTI 300 batteries The rechargeable battery will remain serviceable for several years under normal operating conditions When the battery no longer maintains a full charge replace it with a RJE International supplied battery pack Return unit to authorized supplier for replacement 19 RJE International Inc Tel 949 727 9399 Fax 949 727 0070 E mail sales rjeint com Web Page www rjeint com
21. ot satisfactory submerge the units in water and repeat the test 3 7 Operating Procedures The procedures for operating the Diver Transponder Interrogator are quite simple The unit s display and indicators are designed to be clear and easy to understand while diving However optimum performance of the instrument will result from repeated and patient practice of operating techniques e Use the UP and DOWN buttons to select the appropriate receive channel e Descend to the approximate depth of the target Hold the unit horizontally and begin a slow 3608 turn observing the LCD for an indication of a received signal and a bearing to the transponder e When receiving transponder signals use the bearing indicator to aim the Diver Transponder Interrogator at the target Note The DTI 300 will be pointed directly at the target when only the center adjust the direction to the right bearing arrow is displayed When arrows are illuminated to the right of center adjust the direction to the left When arrows are illuminated to the left of center 12 RJE International Inc Tel 949 727 9399 Fax 949 727 0070 E mail sales rjeint com Web Page www rjeint com e To correctly determine bearing the Diver Transponder Interrogator must be positioned horizontally with the display facing up e Read the compass for a bearing to target and begin swimming toward the target The MODE switch can be pressed once to enter a HEADING only
22. terrogator will not operate properly if the dummy charging plug is installed when deployed The system will flood causing serious damage if the charging port plug is not installed Figure 3 6 Charging Port Plug Perform an in air check of the Diver Transponder Interrogator using the following sequence 11 RJE International Inc Tel 949 727 9399 Fax 949 727 0070 E mail sales rjeint com Web Page www rjeint com gt Note The unit will transmit an acoustic signal once every second The T order to hear the signal Note The range and bearing acquired during in air testing will not be accurate as air is a Turn the Diver Transponder Interrogator on by selecting the pressing the ON button indicator will light up with the first transmission and a click will be heard evety second It may be necessary to place the transducer close to the user s ear in Press UP or DOWN button and verify the CHAN display corresponds with the ATT 400 channel setting Use a transponder that transmits at same channel as selected on the Diver Transponder Interrogator s Turn ON the transponder via the turn on contacts and place the two devices within a meter of each other Aim the DTI 300 at the transponder and verify that it is receiving a signal from the other device The R indicator will flash and the unit will display a range and bearing to the transponder slower and more difficult sound medium than water If the in air testing is n
23. uthorized representative to replace the D T 300 battery if the unit fails to hold a charge e Store the equipment with the charge dummy plug install to prevent any drain on the battery Plan sufficient time before the next use of the equipment to thoroughly test the DTI 300 and to charge the battery if needed 4 2 Replacing the ATT 400 batteries The batteries in the ATT 400 transponder should be replaced after six months or prior to each use To change the ATT 400 batteries follow this procedure e Loosen and remove the knurled locking collar from the housing and gently remove the end cap 14 RJE International Inc Tel 949 727 9399 Fax 949 727 0070 E mail sales rjeint com Web Page www rjeint com Figure 4 1 ATT 400 Disassembly e Remove the old battery and install the new battery as shown Note the battery terminal orientation before making connection Insure the battery terminals are fully seated Figure 4 2 ATT 400 Battery Connections Rotate the transponder assembly and repeat the same steps for the opposite side When completed the assembly will look as shown Figure 4 3 400 Battery Installation e Before installing the end cap assembly make sure the O ring and O ring surfaces clean and free of debris Lubricate the O ring with a light coat of silicon grease O lube supplied in the spares kit e Reassemble the unit by reversing the order of disassembly 15 RJE International Inc Tel
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