Edgetech 4125 SIDE SCAN User Manual Download

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C-90

4125 SIDE SCAN SONAR SYSTEM

0004823_REV_C

C.2.72

Config. 72: 4125 + Depressor Wing, A302799 Cable - 500m Long

-500

-450

-400

-350

-300

-250

-200

-150

-100

-50

-300

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-200

-150

-100

-50

Tow Cable Shape & Tow Fish Position

Position Aft of Tow Vessel (m)

h (

)

Tow Cable - p/n A302799,

Length - 500m

Tow Fish - 4125 Tel Depressor

2 kts

3 kts

4 kts

5 kts

6 kts

100

150

200

250

300

350

400

450

500

-300

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-200

-150

-100

-50

Tow Cable Length vs Depth

Cable Length (m)

h (

)

Tow Cable - p/n A302799,

Length - 500m

Tow Fish - 4125 Tel Depressor

3 kts

4 kts

5 kts

6 kts

2 kts

Summary of Contents for 4125 SIDE SCAN

Page 1: ...EdgeTech 4 Little Brook Road West Wareham MA 02576 Tel 508 291 0057 Fax 508 291 2491 www EdgeTech com 4 4125 SIDE SCAN SONAR SYSTEM U S E R H A R D W A R E M A N U A L 0004823_REV_C ...

Page 2: ...ction of EdgeTech supplied software or file sharing is strictly prohibited Copyright 2014 by EdgeTech All rights reserved Microsoft and Windows are registered trademarks of Microsoft Corporation Kevlar is a registered trademark of the DuPont Company Intel and Pentium are registered trademarks of Intel Corporation Novagard G624 is a trademark of Novagard Solutions Inc Storm Case is a trademark of P...

Page 3: ...uipment is not installed properly it may cause interference with radio communications The equipment has not been tested for compliance with the appropriate FCC rules designed to provide reasonable protection against such interference when operated in a commercial environment Therefore when operating the equipment in a residential area the user may be required to take whatever measures are needed a...

Page 4: ... that replacement components are interchangeable and use the same software drivers At times however direct replacements may not exist When this happens EdgeTech will provide the necessary drivers with the replacement part EdgeTech may also change certain hardware per customer requirements Therefore portions of this manual such as parts lists and test features are subject to change These sections s...

Page 5: ...pendices SECTION 1 Overview Describes the 4125 system its applications major components and available options Also includes a section about EdgeTech s role as the leader in underwater technology over the past few decades SECTION 2 Specifications Details the topside processor tow vehicle cables and options Also includes technical descriptions for some of the major computer components within the sys...

Page 6: ...oss of data NOTE Recommendations or general information that is particular to the material being presented It may also refer to another part of this manual or to another manual Liability EdgeTech has made every effort to document 4125 SIDE SCAN SONAR SYSTEM in this manual accurately and completely However EdgeTech assumes no liability for errors or for any damages that result from the use of this ...

Page 7: ...not been misused or abused in any manner nor have repairs been attempted thereon without the approval of EdgeTech Customer Service iii Written notice of the failure within the warranty period is forwarded to Seller and the directions received for properly identifying items returned under warranty are followed iv The return notice authorizes Seller to examine and disassemble returned products to th...

Page 8: ... reported directly to the customer New software releases consist of the following x Software enhancements that are not on the price list x Software fixes and changes x Product integration x Documentation updates to on line help x Tests for compatibility with other modules Software patches consist of software that has undergone the following x Minor software enhancements x Software fixes and change...

Page 9: ...pies of your proforma invoice showing the value of the material and the reason for its return If the reason is for repair it must be clearly stated in order to move through customs quickly and without duties being charged Whenever possible please send copies of original export shipping documents with the consignment 2 If the value of the equipment is over 1000 the following Shipper s oath must be ...

Page 10: ...SYSTEM 0004823_REV_C 5 If the equipment is the property of EdgeTech formerly EG G Marine Instruments Division please insure for full value 6 Fax one invoice packing list and a copy of the airway bill to EdgeTech upon shipment ...

Page 11: ...use to continually improve these products Therefore we encourage you to contact EdgeTech Customer Service to offer any suggestions or to request technical support E mail service edgetech com Mail 4 Little Brook Road West Wareham MA 02576 Telephone 508 291 0057 Facsimile 508 291 2491 24 Hour Emergency Technical Support Line 508 942 8043 For more information please go to www EdgeTech com ...

Page 12: ...ine and coastal applications for over 45 years The company has responded to the needs of the scientific Naval and offshore communities by providing equipment such as sub bottom profilers side scan sonar acoustic releases USBL positioning systems and bathymetric systems that have become standards in the industry EdgeTech has also consistently anticipated and responded to future needs through an act...

Page 13: ...EW viii Software Updates and Enhancements viii RETURNED MATERIAL AUTHORIZATION ix CUSTOMER SERVICE xi COMPANY BACKGROUND xii TABLE OF CONTENTS xiii LIST OF FIGURES xix LIST OF TABLES xx SECTION 1 OVERVIEW 1 1 1 1 4125 Series Applications 1 1 1 2 Main System Components 1 2 1 3 4125 P Portable Topside Processor 1 2 1 4 Tow Vehicle 1 3 1 5 Tow Cable 1 6 1 6 Optional Equipment 1 6 1 6 1 Additional Tel...

Page 14: ...nd Indicators 3 3 3 6 4125 P Portable Topside Processor Connections 3 5 3 7 TCP IP Address Settings 3 6 3 8 Assembling the 4125 Tow Vehicle 3 6 3 9 Connecting the System Components 3 7 3 9 1 Connecting and Attaching the Tow Cable to the Tow Vehicle 3 8 3 9 2 Connecting the 4125 P Portable Topside Processor 3 9 3 10 System Activation and Test 3 10 3 10 1 Preparing a Wired ETHERNET LAN Connection 3 ...

Page 15: ...ng a Resistance Breakdown 5 13 5 7 4 Damaged Tow Cable Connector 5 13 5 8 Part Numbers for Major Topside Components 5 13 5 9 Part Numbers for Major Tow Vehicle Components 5 14 APPENDIX A BACKUP AND RESTORE A 1 A 1 Backing up the System Drive A 1 A 2 Restoring the System Drive A 1 APPENDIX B PRINTERS B 1 APPENDIX C TOWING CHARACTERISTICS C 1 C 1 4125 Standard Towfish Cable Layback Plots C 1 C 1 1 C...

Page 16: ...g 23080 Cable 50m Long C 27 C 2 10 Config 10 4125 Depressor Wing 23080 Cable 100m Long C 28 C 2 11 Config 11 4125 Depressor Wing 23080 Cable 200m Long C 29 C 2 12 Config 12 4125 Depressor Wing 23080 Cable 300m Long C 30 C 2 13 Config 13 4125 15 lb Keel Wt Depressor Wing 23080 Cable 50m C 31 C 2 14 Config 14 4125 15 lb Keel Wt Depressor Wing 23080 Cable 100m C 32 C 2 15 Config 15 4125 15 lb Keel Wt...

Page 17: ... 4125 15 lb Keel Weight A320327 Cable 300m Long C 59 C 2 42 Config 42 4125 15 lb Keel Weight A320327 Cable 400m Long C 60 C 2 43 Config 43 4125 Depressor Wing A320327 Cable 50m Long C 61 C 2 44 Config 44 4125 Depressor Wing A320327 Cable 100m Long C 62 C 2 45 Config 45 4125 Depressor Wing A320327 Cable 200m Long C 63 C 2 46 Config 46 4125 Depressor Wing A320327 Cable 300m Long C 64 C 2 47 Config 4...

Page 18: ...4125 Depressor Wing A302799 Cable 100m Long C 86 C 2 69 Config 69 4125 Depressor Wing A302799 Cable 200m Long C 87 C 2 70 Config 70 4125 Depressor Wing A302799 Cable 300m Long C 88 C 2 71 Config 71 4125 Depressor Wing A302799 Cable 400m Long C 89 C 2 72 Config 72 4125 Depressor Wing A302799 Cable 500m Long C 90 C 2 73 Config 73 4125 Depressor Wing A302799 Cable 600m Long C 91 C 2 74 Config 74 4125...

Page 19: ...ly 3 7 Figure 3 3 AC Power DC Power and ETHERNET Cables 3 8 Figure 3 4 Tow Vehicle with Tow Cable Connected and Attached 3 9 Figure 3 5 DISCOVER 4125 Towfish Control Tab 3 12 Figure 3 6 Rub Test being Performed 3 13 Figure 3 7 Rub Test Screen Shot 3 13 Figure 3 8 4125 Tow Vehicle being Deployed 3 15 Figure 3 9 Bottom Track Tab 3 16 Figure 5 1 Tow Vehicle Parts of Note 5 2 Figure 5 2 Electronics Bo...

Page 20: ...3 2 Table 3 2 Topside Processor or ETHERNET Devices TCP IP Addresses 3 6 Table 3 3 Tow Vehicle ETHERNET Devices IP Addresses 3 6 Table 5 1 Topside Processor System Troubleshooting Guide 5 10 Table 5 2 4125 Tow Vehicle Troubleshooting Guide 5 11 Table 5 3 Part Numbers for Major 4125 P Topside Processor Components 5 14 Table 5 4 Part Numbers for Major 4125 Tow Vehicle Components 5 15 ...

Page 21: ...ination of range and resolution For ultra high resolution imagery at shorter ranges the 600 1600 kHz set is the recommended choice In both configurations the frequencies are transmitted as linearly swept wide band high energy acoustic pulses and the received echoes are processed into high signal to noise SNR images that can be directly displayed as shades of gray or color on a computer monitor The...

Page 22: ...in length can be used With the additional telemetry option the system will perform with cable lengths up to 600 meters Contact EdgeTech Customer Service for the specific cable types 1 3 4125 P Portable Topside Processor The 4125 P Portable Topside Processor is shown in Figure 1 2 It provides power and downlink telemetry to the tow vehicle for sonar control and receives uplink side scan data sensor...

Page 23: ...topside processor and to provide the uplink side scan data sensor data and status information to the topside processor The electronics are contained inside a single lightweight stainless steel 200 meter depth rated housing comprising the aft section of the tow vehicle The forward section is flooded and includes both the port and starboard transducer arrays A single O ring sealed end cap is attache...

Page 24: ...the tow point should the tow vehicle hit an obstruction or become snagged If this happens the tow vehicle will rotate nose down and a safety cable which is attached from the tow point to the rear of the tow vehicle will pull the tow vehicle over the obstruction or through the snag stern first ...

Page 25: ...pin Shackle Safety cable Tow cable connector Port transducer array 4125 P Portable Topside Processor with Laptop Computer Laptop computer 4125 P Portable Topside Processor Tow cable 4125 Tow vehicle Kellems grip Tow cable Safety cable Tow cable connector Tie wraps Waterproof splice Shackle Shear pin ...

Page 26: ...des x Additional telemetry specified when ordering tow vehicle x Keel Weight Kit p n 0008464 x Depressor Wing Kit p n 0007860 x HullScan Kit W O Telemetry p n 0008478 x HullScan Kit W Telemetry p n 0008477 x Over the Side Mount p n 0007633 1 6 1 Additional Telemetry The additional telemetry option increases the maximum length tow cable that can be used from 150 meters to 600 meters by using VDSL m...

Page 27: ...h that the transducer arrays are angled upward instead of downward In this configuration the tow vehicle can be used to scan the hulls of ships The HullScan W O Telemetry kit is for tow vehicles that do not have the additional telemetry option The HullScan W is for those that do 1 6 5 Over the Side Option This option allows the towfish to be mounted on a pole for shallow water survey or for vertic...

Page 28: ......

Page 29: ...rtable Topside Processor are shown below 4125 P PORTABLE TOPSIDE PROCESSOR Size 19 0 cm 7 3 in high 49 0 cm 19 2 in wide 39 0 cm 15 2 in deep Weight 13 2 kg 29 lbs w laptop computer 10 kg 22 lbs w o laptop computer Case construction High impact structural polypropylene Case color Black Case sealing method Watertight cover with O ring seal and purge valve Shipping container type Carton Shipping con...

Page 30: ... 802 11b Tow vehicle interface 10 100BaseT TCP IP ETHERNET w o telemetry Table 2 1 4125 P Portable Topside Processor 2 2 1 1 Technical Descriptions of Internal Components This section provides an overall general description of the hardware elements comprising the 4125 P Portable Topside Processor of the 4125 Series Dual frequency Side Scan Sonar System This information which includes printed circu...

Page 31: ...Figure 2 1 4125 Series Dual Frequency Side Scan Sonar System Overall Block Diagram 2 3 ...

Page 32: ...Figure 2 2 4125 P Portable Topside Processor Wiring Diagram 4125 SIDE SCAN SONAR SYSTEM 0004823_REV_C 2 4 ...

Page 33: ...ure 2 3 4125 Portable Topside Processor Chassis Power board under panel Power Separation board VDSL Modem board 15 amp fuse AC Line Filter under panel Power Supply Wireless Bridge ETHERNET Switch board 2 5 ...

Page 34: ...aptop computer into the VDSL downlink command signals which are then output on P4 to J3 of the Power Separation board to be combined with 75 VDC tow vehicle power and transmitted to the tow vehicle 24 VDC Power Supply The 24 VDC Power Supply inputs AC power from the AC Line Filter to generate 24 VDC which is output to the Power board AC Line Filter The AC Line Filter filters the AC power input and...

Page 35: ...loop resistance cannot exceed 14 ohms Contact EdgeTech Customer Service for the specific cable types Tow cable conductors 2 18 and 2 twisted shielded pairs w o telemetry RG 58 coax w telemetry Kevlar tow cable breaking load 545 kg 1200 lbs Input power 75 VDC 50 watts maximum Towing speed 1 8 knots Shear force 420 kg 930 lbs Frequencies 400 900 kHz or 600 1600 kHz Pulse type Chirp or CW Data interf...

Page 36: ...beam width 50 Side lobes 36 dB Transducer array depression angle Factory set at 33 adjustable to 25 Operating temperature 0 45 C 32 113 F Heading accuracy 1 0 RMS Heading resolution 0 1 Pitch and roll accuracy 0 1 Pitch and roll resolution 0 1 Pressure sensor accuracy 0 5 of depth when calibrated for 0 m Pressure sensor working depth 0 200 m Pressure sensor tolerance 200 m Navigation interfaces RS...

Page 37: ...EdgeTech Customer Service for more information 2 4 Cables Outline drawings of the supplied cables are listed below along with their corresponding figure numbers x Figure 2 4 Kevlar Reinforced Tow Cable x Figure 2 5 Kevlar Reinforced Tow Cable Telemetry x Figure 2 6 AC Power Cable x Figure 2 7 DC Power Cable x Figure 2 8 ETHERNET Cable ...

Page 38: ...Figure 2 4 Kevlar Reinforced Tow Cable 4125 SIDE SCAN SONAR SYSTEM 0004823_REV_C 2 10 ...

Page 39: ...Figure 2 5 Kevlar Reinforced Tow Cable Telemetry 2 11 ...

Page 40: ...Figure 2 6 AC Power Cable 4125 SIDE SCAN SONAR SYSTEM 0004823_REV_C 2 12 ...

Page 41: ...Figure 2 7 DC Power Cable 2 13 ...

Page 42: ...Figure 2 8 ETHERNET Cable 4125 SIDE SCAN SONAR SYSTEM 0004823_REV_C 2 14 ...

Page 43: ... them for damage as well Also check the packing list verifying that all the items on the list are included Again if any damage is found report it to the carrier and to EdgeTech If any items are missing immediately contact EdgeTech Customer Service Do not install or operate any equipment that appears to be damaged Although the items shipped will vary depending on the customer requirements the 4125 ...

Page 44: ...nged plug and attaching the appropriate plug Refer to Table 3 1 for connection information AC POWER CORD WIRE COLOR FUNCTION Black AC line White AC neutral Green Earth ground Table 3 1 AC Power Cord Wiring NOTE The 4125 P Portable Topside Processor is shipped configured for the end user s country voltage requirements 3 3 Navigation Interface The 4125 Series Dual frequency Side Scan Sonar System ac...

Page 45: ...at is handling the tow vehicle Secure the topside processor in place using tie downs if necessary near the required AC power source 3 3 5 Topside Controls and Indicators The 4125 P Portable Topside Processor includes controls and indicators on the side panel as shown in Figure 3 1 ...

Page 46: ...e Processor Side Panel POWER indicator FISH POWER indicator POWER switch 5A 250V fuse TOWCABLE connector ETHERNET connector AC INPUT connector DC INPUT connector LINK indicator CM indicator 4125 SIDE SCAN SONAR SYSTEM 0004823_REV_C 3 4 ...

Page 47: ...table Topside Processor is connected to a tow vehicle that does not include the additional telemetry option For a tow vehicle that does include the additional telemetry option the indicator flashes while a reliable communications link with the tow vehicle is being established and then illuminates continuously when the link is found CM Red indicator Flashes at 1 HZ is an undercurrent condition exis...

Page 48: ...ry IP address setting of the wired ETHERNET connection for the laptop computer included with the 4125 P Portable Topside Processor is 192 9 0 99 and for the wireless ETHERNET connection the factory setting is 192 9 0 100 For a list of the topside processor ETHERNET devices and their TCP IP addresses refer to Table 3 2 and for the tow vehicle Table 3 3 DEVICE TCP IP ADDRESS Wireless bridge 192 9 0 ...

Page 49: ...f the tail fins stringing them together and then tie each end of the line to the rear carrying handle Figure 3 2 4125 Tow Vehicle Tail Fins Assembly 3 3 9 Connecting the System Components Most of the system components connect to the 4125 P Portable Topside Processor Optional components such as a printer navigation system and cable counters connect to the supplied laptop Tail fin 4 Tow vehicle body...

Page 50: ...w vehicle first When connecting the system components refer to sub section 3 6 4125 P Portable Topside Processor Connections for the location and description of the connectors The AC Power DC Power and ETHERNET cables used with the 4125 P Portable Topside Processor are shown in Figure 3 3 Figure 3 3 AC Power DC Power and ETHERNET Cables 3 3 9 1 Connecting and Attaching the Tow Cable to the Tow Veh...

Page 51: ...e 6 Attach the loop of the Kellems grip to the shackle on the towing arm and secure the shackle bolt with seizing wire or a tie wrap 3 3 9 2 Connecting the 4125 P Portable Topside Processor To connect the 4125 P Portable Topside Processor 1 Verify that the 4125 P Portable Topside Processor is not connected to AC power 2 Verify that the tow cable is properly connected and attached to the tow vehicl...

Page 52: ... to verify that the system is operating properly When performing the system activation and test refer to sub section 3 5 Topside Controls and Indicators for the location and description of the controls and indicators on the topside processor In addition should the system not activate properly or the pre deployment checks fail refer to SECTION 5 TROUBLESHOOTING for assistance on how to isolate and ...

Page 53: ...s a switch on the laptop computer turn it on 4 The Wireless Networking should indicate sonarlink within 30 seconds If not verify that the ETHERNET LAN is disabled that the Wireless Networking is enabled and that the topside processor is turned on 3 10 3 Activating the 4125 Series System To activate the 4125 Series Dual frequency Side Scan Sonar System 1 Start the DISCOVER 4125 Side Scan Sonar soft...

Page 54: ...cle to continuously transmit in air for an extended period as damage to the transducer arrays could occur 2 In the DISCOVER 4125 Main window click the Towfish Control tab on the Lower Control panel This tab is shown in Figure 3 5 Figure 3 5 DISCOVER 4125 Towfish Control Tab 3 Select the High Sonar On and Low Sonar On check boxes The transducer arrays on the tow vehicle should begin transmitting an...

Page 55: ...e heading pitch and roll sensors are working correctly by rotating tilting and rolling the tow vehicle while observing the Heading Pitch and Roll displays in the Lower Indicator bar in the DISCOVER 4125 Main window 8 Verify that the Pressure display indication is at or nearly zero The pressure sensor can be zeroed on deck in DISCOVER 4125 software under External Device Controls ...

Page 56: ... careful not to strike the bottom or a submerged object Otherwise damage to the tow vehicle may occur In addition at all times during the survey carefully monitor tow vehicle altitude as failure to do so may result in the tow vehicle hitting the bottom or becoming snagged CAUTION Do not tow the tow vehicle too close to the survey vessel Towing in this manner can cause the tow vehicle to be pulled ...

Page 57: ...ta refer to the DISCOVER 4125 Side Scan Processor Software User s Manual To deploy the tow vehicle 1 With the survey vessel stopped or under way at up to two knots slowly and carefully lower the tow vehicle into the water well away from the propeller Do not let the tow vehicle strike the hull of the survey vessel 2 Lower the tow vehicle to a depth of about three meters or just below the propeller ...

Page 58: ...ange selection 8 If a pressure sensor is installed verify that the Pressure display indication is correct 9 Secure the tow cable to the survey vessel 10 Begin recording data 3 3 13 Tow Vehicle Recovery CAUTION The following procedure is only meant as a general guide Due to varying condition exact recovery methods will change and it is up to the end user to modify their procedure to match the condi...

Page 59: ...ect the tow cable from the tow cable connector 8 Install the dummy plug on the tow cable connector Refer to SECTION 4 MAINTENANCE on for instructions on how to clean and inspect the tow vehicle tow cable and the underwater connectors after use ...

Page 60: ......

Page 61: ...ter Be sure to remove any debris on the tow vehicle body and tail fins 2 Inspect the port and starboard transducer arrays and thoroughly spray them to remove any buildup of debris If they exhibit any oily residue clean them using a soft cloth along with a mild non abrasive detergent and water CAUTION Do not use harsh chemical detergents on the transducer arrays 3 Inspect the tail fins for warping ...

Page 62: ...shear pin snap the tow vehicle must be rearmed with a new one Spare shear pins and retaining clips are in the spares kit Be sure to use a plastic shear pin from the spares kit Use of a metal shear pin is not recommended unless it is the only available option A metal pin may not shear if the tow vehicle hits an obstruction or becomes snagged resulting in the loss of the tow vehicle should the tow c...

Page 63: ... For instructions on how to perform both of these procedures refer to APPENDIX B PRINTERS 5 2 Disassembling and Reassembling the Tow Vehicle The procedures below describe how to disassemble and reassemble a tow vehicle to access and remove the electronics chassis The tools required are a 1 8 inch Allen wrench and a Phillips screw driver WARNING High voltages that can cause injury or death are pres...

Page 64: ...he eight screws that secure the electronics bottle section to the transducer array section of the tow vehicle 3 Pull the two sections apart far enough to be able to access the connectors inside Transducer array section Screw 8 Electronics bottle section Figure 5 1 Tow Vehicle Parts of Note Figure 5 2 Electronics Bottle and Transducer Array Sections Separated ...

Page 65: ...the Void if Removed labels 6 Remove the electronics chassis from the electronics bottle by pulling the electronics bottle connector end cap straight out as shown in Figure 5 5 7 Lay the electronics chassis on a clean flat surface Figure 5 3 Cables Disconnected from the Electronics Bottle Figure 5 4 Removing the Phillips Head Screws from the Electronics Bottle ...

Page 66: ...ed 5 5 2 2 Reassembly Before reassembling the tow vehicle replace O Rings with new ones from the accessories kit When installing a new O ring first clean the O ring surfaces on both the housing and the end cap with a paper towel and then apply a light coating of silicone lubricant to the new O ring around its entire surface before installing it If no scratches nicks or dirt are found when cleaning...

Page 67: ...ndow opens 7 Confirm that there are compass data being received in the COM3 window as shown in Figure 5 6 on page 5 8 8 Press Esc and then uppercase Q 9 Enter the declination angle to correct for deviation The value is in 10x degrees and ranges from 1800 to 1800 For example enter 150 for 15 0 degrees and 92 for 9 2 degrees 10 Close HyperTerminal and start sonar exe If it is suspected that the head...

Page 68: ...n the Port Settings dialog box click Restore Defaults 8 Select 19200 from the Bits per second drop down list box and then click OK The COM3 window opens 9 Confirm that there are compass data being received in the COM3 window as shown in Figure 5 6 10 Press Esc and then uppercase C 11 Slowly rotate the tow vehicle at least 360 degrees taking at least 20 seconds to do so and stopping the calibration...

Page 69: ...5 7 Figure 5 6 The COM3 Window in Hyper Terminal Figure 5 7 Hard Iron X Y Calibration Complete ...

Page 70: ...se of the tow vehicle is the north reference and not 180 degrees off 3 Select option 2 and then follow the screen prompts using the compass as shown in Figure 5 9 to ensure accurate alignment as follows x Align platform exactly north 0 degrees and then press the Space bar x Align exactly east 90 degrees and then press the Space bar x Align exactly south 180 degrees and then press the Space bar x A...

Page 71: ... to correct them using the troubleshooting guides in the following pages For the 4125 P Portable Topside Processor a tabular troubleshooting guide is provided in Table 5 1 and for the 4125 Tow Vehicle in Table 5 2 These troubleshooting guides identify some symptoms that could occur and present one or more possible causes along with the recommended corrective action for each Perform the corrective ...

Page 72: ...stem Troubleshooting Guide 5 6 4125 Tow Vehicle Troubleshooting SYMPTOM PROBABLE CAUSE CORRECTIVE ACTION No sonar data The tow cable is faulty Check the tow cable Repair or replace the cable if it is damaged The ETHERNET cable is faulty Check the ETHERNET cable Repair or replace the cable if it is damaged The tow vehicle does not respond to commands NET ON is displayed in the DISCOVER 4125 Status ...

Page 73: ...nected to the laptop computer Verify that the GPS is connected to the laptop computer Incorrect selection or setup of the GPS serial port on the laptop computer Use HyperTerminal to verify that the navigation string is being input on the correct serial port If not choose the correct serial port in DISCOVER and configure it in accordance with the GPS serial interface requirements Obstruction above ...

Page 74: ...esistance from the other end R2 Rs _______________ 6 Add the measurements in Step 4 and 5 above subtract the measurement in Step 2 and divide the result by 2 Rs _________________ 7 Subtract the value in Step 6 from the measurements in Step 4 and 5 R1 _________________ R2 _________________ The distance to the short from end 1 is the ratio of R1 R1 R2 times the total cable length Recheck from end 2 ...

Page 75: ...cted the tow cables should measure between 100 Mega ohms and infinity between conductors with a 500 VDC Meg ohmmeter When using a Simpson 260 Multi meter all cables conductor to conductor or conductor to shield should measure infinity Any leakage on the multi meter indicates cable leakage 5 7 4 Damaged Tow Cable Connector The tow vehicle includes a safety release mechanism which prevents the vehic...

Page 76: ...nents and their part numbers are listed below DESCRIPTION PART NUMBER W O ADDITIONAL TELEMETRY OPTION W ADDITIONAL TELEMETRY OPTION 400 900 kHz 600 1600 kHz 400 900 kHz 600 1600 kHz NOSE END CAP 4125 LT SS 0008546 X X NOSE 4125 SS 0007536 X X TUBE FRONT 4125 GEN2 SS 0007540 X X X X TAIL CONE 4125 0007543 X X X X FIN TAIL 4125 316 SS 0007542 X X X X THUMBSCREW 4125 TAIL END CAP 316 SS 0007545 X X X...

Page 77: ...BLE RECOVERY 4125 LT 23 INCH 0007696 X X ASSY SUB CABLE RECOVERY 4125 19 INCH 0008532 X X GROMMET PUSH IN 5 ID 1 1 16OD 0007728 X X X X ASSY SONARPRO 4125 LT 400 900 KHZ 0007831 X ASSY SONARPRO 4125 LT 600 1600 KHZ 0007832 X ASSY SONARPRO 4125 400 900 KHZ 0007580 X ASSY SONARPRO 4125 600 1600 KHZ 0007691 X CONN DUMMY PLUG WETMATE 06 POS FEMALE 0003869 X X X X CONN LOCKING SLEEVE CIRC FEMALE BLACK ...

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Page 79: ...lect Post mortem Backup and then click Next 9 Ensure all check boxes below are checked First hard disk track Master book record OS Part C 10 Click Next and then select save data to local network drives 11 Click Next and then select Recovery Media OR Group PC if reusing a flash drive 12 Name archive group product and s n Then click next 13 Insert the date for the comment e g 2 23 2013 Then click ne...

Page 80: ...6 After the restore is complete reboot the PC and right click on Computer Properties If you have internet access do the following 17 Set the direct LAN connection to automatic and connect ETHERNET cable 18 Click the Change Windows Key 19 Type the correct ID 20 Activate this ID and affix sticker to the rear of the computer 21 Reset the direct LAN connection to 192 9 0 99 22 Set the wireless connect...

Page 81: ...a ETHERNET The following ETHERNET only printers work well with the 4125 Series system x iSys V 8 5 ETHERNET x iSys V12 ETHERNET x Ultra 200 HD x Ultra 120 HD x ESP HSP 100 ETHERNET x EPC 1086 NT ETHERNET x EPC 1086 x TDU 850 x EPC 9206 x Geoprinter 975 NOTE EdgeTech Topsides support the ETHERNET only Printers listed above Consult manufacturer s operating manual for printer requirements and set up ...

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Page 83: ...ow Vessel Speeds 2 to 8 knots 1 kt increments x Cables Examined 40 Soft Tow Cable 207551 x Cable lengths 50m to 150m Ocean currents will be a factor for virtually all cases in which the system is used By following the simple procedure below the existing plots can be used for predicting the tow fish depth when ocean currents are present assuming the ocean current is uniform with depth Tow Vessel mo...

Page 84: ...lb Keel Weight 50 5 4125 15 lb Keel Weight 100 6 4125 15 lb Keel Weight 150 7 4125 Depressor Wing 50 8 4125 Depressor Wing 100 9 4125 Depressor Wing 150 10 4125 15 lb Keel Weight Depressor Wing 50 11 4125 15 lb Keel Weight Depressor Wing 100 12 4125 15 lb Keel Weight Depressor Wing 150 Tow Vessel Direction Ocean Current Direction ...

Page 85: ...w Fish Position Position Aft of Tow Vessel m Depth m Kevlar Tow Cable p n 207551 Length 50m Tow Fish 4125 2 kts 3 kts 4 kts 5 kts 6 kts 0 5 10 15 20 25 30 35 40 45 50 55 40 35 30 25 20 15 10 5 0 Tow Cable Length vs Depth Cable Length m Depth m Kevlar Tow Cable p n 207551 Length 50m Tow Fish 4125 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 86: ... 0 Tow Cable Shape Tow Fish Position Position Aft of Tow Vessel m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Kevlar Tow Cable p n 207551 Length 100m Tow Fish 4125 0 10 20 30 40 50 60 70 80 90 100 110 50 45 40 35 30 25 20 15 10 5 0 Tow Cable Length vs Depth Cable Length m Depth m Kevlar Tow Cable p n 207551 Length 100m Tow Fish 4125 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 87: ...w Fish Position Position Aft of Tow Vessel m Depth m Kevlar Tow Cable p n 207551 Length 150m Tow Fish 4125 2 kts 3 kts 4 kts 5 kts 6 kts 0 20 40 60 80 100 120 140 160 70 60 50 40 30 20 10 0 Tow Cable Length vs Depth Cable Length m Depth m Kevlar Tow Cable p n 207551 Length 150m Tow Fish 4125 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 88: ...0 Tow Cable Shape Tow Fish Position Position Aft of Tow Vessel m Depth m Kevlar Tow Cable p n 207551 Length 50m Tow Fish 4125 15 lbf Wt 5 kts 6 kts 4 kts 3 kts 2 kts 0 5 10 15 20 25 30 35 40 45 50 55 50 45 40 35 30 25 20 15 10 5 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Kevlar Tow Cable p n 207551 Length 50m Tow Fish 4125 15 lbf Wt ...

Page 89: ... Fish Position Position Aft of Tow Vessel m Depth m Kevlar Tow Cable p n 207551 Length 100m Tow Fish 4125 15 lbf Wt 2 kts 3 kts 4 kts 5 kts 6 kts 0 10 20 30 40 50 60 70 80 90 100 70 60 50 40 30 20 10 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Kevlar Tow Cable p n 207551 Length 100m Tow Fish 4125 15 lbf Wt ...

Page 90: ...0 Tow Cable Shape Tow Fish Position Position Aft of Tow Vessel m Depth m 2 kts 4 kts 5 kts 6 kts Kevlar Tow Cable p n 207551 Length 150m Tow Fish 4125 15 lbf Wt 3 kts 0 20 40 60 80 100 120 140 160 70 60 50 40 30 20 10 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Kevlar Tow Cable p n 207551 Length 150m Tow Fish 4125 15 lbf Wt ...

Page 91: ...Fish Position Position Aft of Tow Vessel m Depth m Kevlar Tow Cable p n 207551 Length 50m Tow Fish 4125 Depressor 2 kts 3 kts 4 kts 5 kts 6 kts 0 5 10 15 20 25 30 35 40 45 50 55 50 45 40 35 30 25 20 15 10 5 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Kevlar Tow Cable p n 207551 Length 50m Tow Fish 4125 Depressor ...

Page 92: ... Tow Cable Shape Tow Fish Position Position Aft of Tow Vessel m Depth m Kevlar Tow Cable p n 207551 Length 100m Tow Fish 4125 Depressor 2 kts 3 kts 4 kts 5 kts 6 kts 0 10 20 30 40 50 60 70 80 90 100 110 70 60 50 40 30 20 10 0 Tow Cable Length vs Depth Cable Length m Depth m Kevlar Tow Cable p n 207551 Length 100m Tow Fish 4125 Depressor 2 kts 6 kts 5 kts 4 kts 3 kts ...

Page 93: ...Fish Position Position Aft of Tow Vessel m Depth m Kevlar Tow Cable p n 207551 Length 150m Tow Fish 4125 Depressor 2 kts 3 kts 4 kts 5 kts 6 kts 0 20 40 60 80 100 120 140 160 90 80 70 60 50 40 30 20 10 0 Tow Cable Length vs Depth Cable Length m Depth m Kevlar Tow Cable p n 207551 Length 150m Tow Fish 4125 Depressor 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 94: ...w Cable Shape Tow Fish Position Position Aft of Tow Vessel m Depth m Kevlar Tow Cable p n 207551 Length 50m Tow Fish 4125 15lbf Depressor 2 kts 3 kts 4 kts 5 kts 6 kts 0 5 10 15 20 25 30 35 40 45 50 55 50 45 40 35 30 25 20 15 10 5 0 Tow Cable Length vs Depth Cable Length m Depth m Kevlar Tow Cable p n 207551 Length 50m Tow Fish 4125 15lbf Depressor 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 95: ...ish Position Position Aft of Tow Vessel m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Kevlar Tow Cable p n 207551 Length 100m Tow Fish 4125 15lbf Depressor 0 10 20 30 40 50 60 70 80 90 100 70 60 50 40 30 20 10 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Kevlar Tow Cable p n 207551 Length 100m Tow Fish 4125 15lbf Depressor ...

Page 96: ...Tow Cable Shape Tow Fish Position Position Aft of Tow Vessel m Depth m Kevlar Tow Cable p n 207551 Length 150m Tow Fish 4125 15lbf Depressor 2 kts 3 kts 4 kts 5 kts 6 kts 0 20 40 60 80 100 120 140 160 80 70 60 50 40 30 20 10 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Kevlar Tow Cable p n 207551 Length 150m Tow Fish 4125 15lbf Depressor ...

Page 97: ...ch the system is used By following the simple procedure below the existing plots can be used for predicting the tow fish depth when ocean currents are present assuming the ocean current is uniform with depth Tow Vessel moving into the current Tow Fish Relative Speed Tow Vessel Speed Ocean Current Ex Tow Vessel Speed 5kts Ocean Current 1 kt Tow Fish Relative Speed 6 kts Use the 6 kts data curve in ...

Page 98: ...25 Depressor Wing 23080 300 13 4125 15 lb Keel Weight Depressor Wing 23080 50 14 4125 15 lb Keel Weight Depressor Wing 23080 100 15 4125 15 lb Keel Weight Depressor Wing 23080 200 16 4125 15 lb Keel Weight Depressor Wing 23080 300 17 4125 A304874 25 Armored 50 18 4125 A304874 100 19 4125 A304874 200 20 4125 A304874 300 21 4125 15 lb Keel Weight A304874 50 22 4125 15 lb Keel Weight A304874 100 23 4...

Page 99: ...0 40 4125 15 lb Keel Weight A320327 200 41 4125 15 lb Keel Weight A320327 300 42 4125 15 lb Keel Weight A320327 400 43 4125 Depressor Wing A320327 50 44 4125 Depressor Wing A320327 100 45 4125 Depressor Wing A320327 200 46 4125 Depressor Wing A320327 300 47 4125 Depressor Wing A320327 400 48 4125 15 lb Keel Weight Depressor Wing A320327 50 49 4125 15 lb Keel Weight Depressor Wing A320327 100 50 41...

Page 100: ... 67 4125 Depressor Wing A302799 50 68 4125 Depressor Wing A302799 100 69 4125 Depressor Wing A302799 200 70 4125 Depressor Wing A302799 300 71 4125 Depressor Wing A302799 400 72 4125 Depressor Wing A302799 500 73 4125 Depressor Wing A302799 600 74 4125 15 lb Keel Weight Depressor Wing A302799 50 75 4125 15 lb Keel Weight Depressor Wing A302799 100 76 4125 15 lb Keel Weight Depressor Wing A302799 2...

Page 101: ...sition Position Aft of Tow Vessel m Depth m Kevlar Tow Cable p n 23080 Length 50m Tow Fish 4125 Telemetry 3 kts 2 kts 6 kts 5 kts 4 kts 0 5 10 15 20 25 30 35 40 45 50 55 40 35 30 25 20 15 10 5 0 Tow Cable Length vs Depth Cable Length m Depth m 6 kts 5 kts 4 kts 3 kts 2 kts Kevlar Tow Cable p n 23080 Length 50m Tow Fish 4125 Telemetry ...

Page 102: ...ble Shape Tow Fish Position Position Aft of Tow Vessel m Depth m 3 kts 4 kts 5 kts 6 kts Kevlar Tow Cable p n 23080 Length 100m Tow Fish 4125 Telemetry 2 kts 0 10 20 30 40 50 60 70 80 90 100 70 60 50 40 30 20 10 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Kevlar Tow Cable p n 23080 Length 100m Tow Fish 4125 Telemetry ...

Page 103: ...sition Position Aft of Tow Vessel m Depth m 2 kts Kevlar Tow Cable p n 23080 Length 200m Tow Fish 4125 Telemetry 3 kts 4 kts 5 kts 6 kts 0 20 40 60 80 100 120 140 160 180 200 90 80 70 60 50 40 30 20 10 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Kevlar Tow Cable p n 23080 Length 200m Tow Fish 4125 Telemetry ...

Page 104: ...ble Shape Tow Fish Position Position Aft of Tow Vessel m Depth m Kevlar Tow Cable p n 23080 Length 300m Tow Fish 4125 Telemetry 6 kts 5 kts 4 kts 3 kts 2 kts 0 50 100 150 200 250 300 100 90 80 70 60 50 40 30 20 10 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts Kevlar Tow Cable p n 23080 Length 300m Tow Fish 4125 Telemetry 6 kts 5 kts 4 kts 3 kts ...

Page 105: ...sition Position Aft of Tow Vessel m Depth m Kevlar Tow Cable p n 23080 Length 50m Tow Fish 4125 Telemetry 15lbf Wt 2 kts 3 kts 4 kts 5 kts 6 kts 0 5 10 15 20 25 30 35 40 45 50 55 50 45 40 35 30 25 20 15 10 5 0 Tow Cable Length vs Depth Cable Length m Depth m Kevlar Tow Cable p n 23080 Length 50m Tow Fish 4125 Telemetry 15lbf Wt 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 106: ...ble Shape Tow Fish Position Position Aft of Tow Vessel m Depth m 3 kts 4 kts 5 kts 6 kts 2 kts Kevlar Tow Cable p n 23080 Length 100m Tow Fish 4125 Telemetry 15lbf Wt 0 10 20 30 40 50 60 70 80 90 100 70 60 50 40 30 20 10 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Kevlar Tow Cable p n 23080 Length 100m Tow Fish 4125 Telemetry 15lbf Wt ...

Page 107: ...sition Position Aft of Tow Vessel m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Kevlar Tow Cable p n 23080 Length 200m Tow Fish 4125 Telemetry 15lbf Wt 0 20 40 60 80 100 120 140 160 180 200 100 90 80 70 60 50 40 30 20 10 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Kevlar Tow Cable p n 23080 Length 200m Tow Fish 4125 Telemetry 15lbf Wt ...

Page 108: ...le Shape Tow Fish Position Position Aft of Tow Vessel m Depth m 2 kts 3 kts 4 kts 6 kts 5 kts Kevlar Tow Cable p n 23080 Length 300m Tow Fish 4125 Telemetry 15 lbf Wt 0 50 100 150 200 250 300 120 100 80 60 40 20 0 Tow Cable Length vs Depth Cable Length m Depth m Kevlar Tow Cable p n 23080 Length 300m Tow Fish 4125 Telemetry 15 lbf Wt 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 109: ...tion Position Aft of Tow Vessel m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Kevlar Tow Cable p n 23080 Length 50m Tow Fish 4125 Telemetry Depressor 0 5 10 15 20 25 30 35 40 45 50 55 50 45 40 35 30 25 20 15 10 5 0 Tow Cable Length vs Depth Cable Length m Depth m Kevlar Tow Cable p n 23080 Length 50m Tow Fish 4125 Telemetry Depressor 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 110: ...e Shape Tow Fish Position Position Aft of Tow Vessel m Depth m Kevlar Tow Cable p n 23080 Length 100m Tow Fish 4125 Telemetry Depressor 2 kts 3 kts 4 kts 5 kts 6 kts 0 10 20 30 40 50 60 70 80 90 100 70 60 50 40 30 20 10 0 Tow Cable Length vs Depth Cable Length m Depth m Kevlar Tow Cable p n 23080 Length 100m Tow Fish 4125 Telemetry Depressor 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 111: ...tion Position Aft of Tow Vessel m Depth m 5 kts 6 kts 4 kts 3 kts 2 kts Kevlar Tow Cable p n 23080 Length 200m Tow Fish 4125 Telemetry Depressor 0 20 40 60 80 100 120 140 160 180 200 100 90 80 70 60 50 40 30 20 10 0 Tow Cable Length vs Depth Cable Length m Depth m 5 kts 6 kts 4 kts 3 kts 2 kts Kevlar Tow Cable p n 23080 Length 200m Tow Fish 4125 Telemetry Depressor ...

Page 112: ...e Shape Tow Fish Position Position Aft of Tow Vessel m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Kevlar Tow Cable p n 23080 Length 300m Tow Fish 4125 Telemetry Depressor 0 50 100 150 200 250 300 120 100 80 60 40 20 0 Tow Cable Length vs Depth Cable Length m Depth m Kevlar Tow Cable p n 23080 Length 300m Tow Fish 4125 Telemetry Depressor 2 kts 3 kts 4 kts 6 kts 5 kts ...

Page 113: ...Position Aft of Tow Vessel m Depth m Kevlar Tow Cable p n 23080 Length 50m Tow Fish 4125 Telemetry 15 lbf Wt Depressor 2 kts 3 kts 4 kts 5 kts 6 kts 0 5 10 15 20 25 30 35 40 45 50 55 50 45 40 35 30 25 20 15 10 5 0 Tow Cable Length vs Depth Cable Length m Depth m Kevlar Tow Cable p n 23080 Length 50m Tow Fish 4125 Telemetry 15 lbf Wt Depressor 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 114: ...pe Tow Fish Position Position Aft of Tow Vessel m Depth m Kevlar Tow Cable p n 23080 Length 100m Tow Fish 4125 Telemetry 15 lbf Wt Depressor 2 kts 3 kts 4 kts 5 kts 6 kts 0 10 20 30 40 50 60 70 80 90 100 70 60 50 40 30 20 10 0 Tow Cable Length vs Depth Cable Length m Depth m Kevlar Tow Cable p n 23080 Length 100m Tow Fish 4125 Telemetry 15 lbf Wt Depressor 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 115: ...Position Aft of Tow Vessel m Depth m 2 kts 6 kts 5 kts 4 kts 3 kts Kevlar Tow Cable p n 23080 Length 200m Tow Fish 4125 Telemetry 15 lbf Wt Depressor 0 20 40 60 80 100 120 140 160 180 200 120 100 80 60 40 20 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Kevlar Tow Cable p n 23080 Length 200m Tow Fish 4125 Telemetry 15 lbf Wt Depressor ...

Page 116: ...pe Tow Fish Position Position Aft of Tow Vessel m Depth m Kevlar Tow Cable p n 23080 Length 300m Tow Fish 4125 Telemetry 15 lbf Wt Depressor 2 kts 3 kts 4 kts 5 kts 6 kts 0 50 100 150 200 250 300 140 120 100 80 60 40 20 0 Tow Cable Length vs Depth Cable Length m Depth m Kevlar Tow Cable p n 23080 Length 300m Tow Fish 4125 Telemetry 15 lbf Wt Depressor 2 kts 3 kts 4 kts 6 kts 5 kts ...

Page 117: ...Fish Position Position Aft of Tow Vessel m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A304874 Length 50m Tow Fish 4125 Telemetry 0 5 10 15 20 25 30 35 40 45 50 55 50 45 40 35 30 25 20 15 10 5 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A304874 Length 50m Tow Fish 4125 Telemetry ...

Page 118: ... Tow Cable Shape Tow Fish Position Position Aft of Tow Vessel m Depth m 2 kts Tow Cable p n A304874 Length 100m Tow Fish 4125 Telemetry 3 kts 4 kts 5 kts 6 kts 0 10 20 30 40 50 60 70 80 90 100 80 70 60 50 40 30 20 10 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A304874 Length 100m Tow Fish 4125 Telemetry ...

Page 119: ...Fish Position Position Aft of Tow Vessel m Depth m Tow Cable p n A304874 Length 200m Tow Fish 4125 Telemetry 2 kts 3 kts 4 kts 5 kts 6 kts 0 20 40 60 80 100 120 140 160 180 200 140 120 100 80 60 40 20 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A304874 Length 200m Tow Fish 4125 Telemetry ...

Page 120: ...f Tow Vessel m Depth m Tow Cable p n A304874 Length 300m Tow Fish 4125 Telemetry 2 kts 3 kts 4 kts 5 kts 6 kts 0 50 100 150 200 250 300 180 160 140 120 100 80 60 40 20 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A304874 Length 300m Tow Fish 4125 Telemetry The maximum length for this type of cable that can be used with the 4125 telemetry system is ...

Page 121: ...Fish Position Position Aft of Tow Vessel m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A304874 Length 50m Tow Fish 4125 Telemetry 15lbf Wt 0 5 10 15 20 25 30 35 40 45 50 55 50 45 40 35 30 25 20 15 10 5 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A304874 Length 50m Tow Fish 4125 Telemetry 15 lbf Wt ...

Page 122: ...Tow Cable Shape Tow Fish Position Position Aft of Tow Vessel m Depth m 5 kts 6 kts 4 kts 3 kts 2 kts Tow Cable p n A304874 Length 100m Tow Fish 4125 Telemetry 15 lbf Wt 0 10 20 30 40 50 60 70 80 90 100 80 70 60 50 40 30 20 10 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A304874 Length 100m Tow Fish 4125 Telemetry 15 lbf Wt ...

Page 123: ...ish Position Position Aft of Tow Vessel m Depth m 2 kts Tow Cable p n A304874 Length 200m Tow Fish 4125 Telemetry 15 lbf Wt 3 kts 4 kts 5 kts 6 kts 0 20 40 60 80 100 120 140 160 180 200 140 120 100 80 60 40 20 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A304874 Length 200m Tow Fish 4125 Telemetry 15 lbf Wt 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 124: ... Tow Vessel m Depth m 2 kts Tow Cable p n A304874 Length 300m Tow Fish 4125 Telemetry 15 lbf Wt 3 kts 4 kts 5 kts 6 kts 0 50 100 150 200 250 300 180 160 140 120 100 80 60 40 20 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A304874 Length 300m Tow Fish 4125 Telemetry 15 lbf Wt 2 kts 3 kts 4 kts 5 kts 6 kts The maximum length for this type of cable that can be used with the 4125 t...

Page 125: ...sh Position Position Aft of Tow Vessel m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A304874 Length 50m Tow Fish 4125 Telemetry Depressor 0 5 10 15 20 25 30 35 40 45 50 55 50 45 40 35 30 25 20 15 10 5 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A304874 Length 50m Tow Fish 4125 Telemetry Depressor ...

Page 126: ...20 10 0 Tow Cable Shape Tow Fish Position Position Aft of Tow Vessel m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A304874 Length 100m Tow Fish 4125 Telemetry Depressor 0 20 40 60 80 100 80 70 60 50 40 30 20 10 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A304874 Length 100m Tow Fish 4125 Telemetry Depressor 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 127: ...h Position Position Aft of Tow Vessel m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A304874 Length 200m Tow Fish 4125 Telemetry Depressor 0 20 40 60 80 100 120 140 160 180 200 140 120 100 80 60 40 20 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A304874 Length 200m Tow Fish 4125 Telemetry Depressor 6 kts 5 kts 4 kts 3 kts 2 kts ...

Page 128: ...ow Vessel m Depth m 3 kts 4 kts 5 kts 6 kts 2 kts Tow Cable p n A304874 Length 300m Tow Fish 4125 Telemetry Depressor 0 50 100 150 200 250 300 180 160 140 120 100 80 60 40 20 0 Tow Cable Length vs Depth Cable Length m Depth m 3 kts 2 kts 4 kts 5 kts 6 kts Tow Cable p n A304874 Length 300m Tow Fish 4125 Telemetry Depressor The maximum length for this type of cable that can be used with the 4125 tel...

Page 129: ...ition Position Aft of Tow Vessel m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A304874 Length 50m Tow Fish 4125 Telemetry Depressor 15 lbf Wt 0 5 10 15 20 25 30 35 40 45 50 55 60 50 40 30 20 10 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A304874 Length 50m Tow Fish 4125 Telemetry Depressor 15 lbf Wt 6 kts 5 kts 4 kts 3 kts 2 kts ...

Page 130: ...ow Cable Shape Tow Fish Position Position Aft of Tow Vessel m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A304874 Length 100m Tow Fish 4125 Telemetry Depressor 15 lbf Wt 0 20 40 60 80 100 120 100 80 60 40 20 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts Tow Cable p n A304874 Length 100m Tow Fish 4125 Telemetry Depressor 15 lbf Wt 3 kts 4 kts 5 kts 6 kts ...

Page 131: ...on Position Aft of Tow Vessel m Depth m Tow Cable p n A304874 Length 200m Tow Fish 4125 Telemetry Depressor 15 lbf Wt 2 kts 3 kts 4 kts 5 kts 6 kts 0 20 40 60 80 100 120 140 160 180 200 180 160 140 120 100 80 60 40 20 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A304874 Length 200m Tow Fish 4125 Telemetry Depressor 15 lbf Wt 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 132: ...sel m Depth m Tow Cable p n A304874 Length 300m Tow Fish 4125 Telemetry Depressor 15 lbf Wt 2 kts 3 kts 4 kts 5 kts 6 kts 0 50 100 150 200 250 300 200 180 160 140 120 100 80 60 40 20 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A304874 Length 300m Tow Fish 4125 Telemetry Depressor 15 lbf Wt The maximum length for this type of cable that can be used...

Page 133: ...Fish Position Position Aft of Tow Vessel m Depth m Tow Cable p n A320327 Length 50m Tow Fish 4125 Telemetry 2 kts 3 kts 4 kts 5 kts 6 kts 0 5 10 15 20 25 30 35 40 45 50 55 50 45 40 35 30 25 20 15 10 5 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A320327 Length 50m Tow Fish 4125 Telemetry 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 134: ...0 20 10 0 Tow Cable Shape Tow Fish Position Position Aft of Tow Vessel m Depth m Tow Cable p n A320327 Length 100m Tow Fish 4125 Telemetry 2 kts 3 kts 4 kts 5 kts 6 kts 0 20 40 60 80 100 80 70 60 50 40 30 20 10 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A320327 Length 100m Tow Fish 4125 Telemetry 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 135: ...Fish Position Position Aft of Tow Vessel m Depth m Tow Cable p n A320327 Length 200m Tow Fish 4125 Telemetry 2 kts 3 kts 4 kts 5 kts 6 kts 0 20 40 60 80 100 120 140 160 180 200 140 120 100 80 60 40 20 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A320327 Length 200m Tow Fish 4125 Telemetry ...

Page 136: ... Tow Cable Shape Tow Fish Position Position Aft of Tow Vessel m Depth m Tow Cable p n A320327 Length 300m Tow Fish 4125 Telemetry 2 kts 3 kts 4 kts 5 kts 6 kts 0 50 100 150 200 250 300 180 160 140 120 100 80 60 40 20 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A320327 Length 300m Tow Fish 4125 Telemetry 4 kts 5 kts 6 kts 3 kts 2 kts ...

Page 137: ...Fish Position Position Aft of Tow Vessel m Depth m 6 kts 5 kts 4 kts 3 kts 2 kts Tow Cable p n A320327 Length 400m Tow Fish 4125 Telemetry 0 50 100 150 200 250 300 350 400 200 150 100 50 0 Tow Cable Length vs Depth Cable Length m Depth m 6 kts 5 kts 4 kts 3 kts 2 kts Tow Cable p n A320327 Length 400m Tow Fish 4125 Telemetry ...

Page 138: ...Tow Cable Shape Tow Fish Position Position Aft of Tow Vessel m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A320327 Length 50m Tow Fish 4125 Telemetry 15 lbf Wt 0 5 10 15 20 25 30 35 40 45 50 55 50 45 40 35 30 25 20 15 10 5 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A320327 Length 50m Tow Fish 4125 Telemetry 15 lbf Wt ...

Page 139: ...ape Tow Fish Position Position Aft of Tow Vessel m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A320327 Length 100m Tow Fish 4125 Telemetry 15 lbf Wt 0 20 40 60 80 100 90 80 70 60 50 40 30 20 10 0 Tow Cable Length vs Depth Cable Length m Depth m 3 kts 2 kts 4 kts 5 kts 6 kts Tow Cable p n A320327 Length 100m Tow Fish 4125 Telemetry 15 lbf Wt ...

Page 140: ... 60 40 20 0 Tow Cable Shape Tow Fish Position Position Aft of Tow Vessel m Depth m Tow Cable p n A320327 Length 200m Tow Fish 4125 Telemetry 15 lbf Wt 2 kts 3 kts 4 kts 5 kts 6 kts 0 50 100 150 200 140 120 100 80 60 40 20 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A320327 Length 200m Tow Fish 4125 Telemetry 15 lbf Wt 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 141: ...ish Position Position Aft of Tow Vessel m Depth m 2 kts Tow Cable p n A320327 Length 300m Tow Fish 4125 Telemetry 15 lbf Wt 3 kts 4 kts 5 kts 6 kts 0 50 100 150 200 250 300 200 180 160 140 120 100 80 60 40 20 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A320327 Length 300m Tow Fish 4125 Telemetry 15 lbf Wt ...

Page 142: ...Tow Cable Shape Tow Fish Position Position Aft of Tow Vessel m Depth m 6 kts 2 kts 3 kts 4 kts 5 kts Tow Cable p n A320327 Length 400m Tow Fish 4125 Telemetry 15 lbf Wt 0 50 100 150 200 250 300 350 400 250 200 150 100 50 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A320327 Length 400m Tow Fish 4125 Telemetry 15 lbf Wt 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 143: ...sh Position Position Aft of Tow Vessel m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A320327 Length 50m Tow Fish 4125 Telemetry Depressor 0 5 10 15 20 25 30 35 40 45 50 55 50 45 40 35 30 25 20 15 10 5 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A320327 Length 50m Tow Fish 4125 Telemetry Depressor ...

Page 144: ...20 10 0 Tow Cable Shape Tow Fish Position Position Aft of Tow Vessel m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A320327 Length 100m Tow Fish 4125 Telemetry Depressor 0 20 40 60 80 100 90 80 70 60 50 40 30 20 10 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A320327 Length 100m Tow Fish 4125 Telemetry Depressor 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 145: ...h Position Position Aft of Tow Vessel m Depth m 3 kts 4 kts 5 kts 6 kts 2 kts Tow Cable p n A320327 Length 200m Tow Fish 4125 Telemetry Depressor 0 20 40 60 80 100 120 140 160 180 200 140 120 100 80 60 40 20 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A320327 Length 200m Tow Fish 4125 Telemetry Depressor 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 146: ...w Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A320327 Length 300m Tow Fish 4125 Telemetry Depressor 300 250 200 150 100 50 0 200 180 160 140 120 100 80 60 40 20 0 Tow Cable Shape Tow Fish Position Position Aft of Tow Vessel m Depth m 2 kts Tow Cable p n A320327 Length 300m Tow Fish 4125 Telemetry Depressor 3 kts 4 kts 5 kts 6 kts ...

Page 147: ...h Position Position Aft of Tow Vessel m Depth m Tow Cable p n A320327 Length 400m Tow Fish 4125 Telemetry Depressor 2 kts 3 kts 4 kts 5 kts 6 kts 0 50 100 150 200 250 300 350 400 250 200 150 100 50 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A320327 Length 400m Tow Fish 4125 Telemetry Depressor ...

Page 148: ... Shape Tow Fish Position Position Aft of Tow Vessel m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A320327 Length 50m Tow Fish 4125 Telemetry Depressor 15lbf Wt 0 5 10 15 20 25 30 35 40 45 50 55 50 45 40 35 30 25 20 15 10 5 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A320327 Length 50m Tow Fish 4125 Telemetry Depressor 15lbf Wt 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 149: ...ish Position Position Aft of Tow Vessel m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A320327 Length 100m Tow Fish 4125 Telemetry Depressor 15lbf Wt 0 20 40 60 80 100 90 80 70 60 50 40 30 20 10 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A320327 Length 100m Tow Fish 4125 Telemetry Depressor 15lbf Wt 2 kts 3 kts 4 kts 6 kts 5 kts ...

Page 150: ... Shape Tow Fish Position Position Aft of Tow Vessel m Depth m 2 kts Tow Cable p n A320327 Length 200m Tow Fish 4125 Telemetry Depressor 15lbf Wt 3 kts 4 kts 5 kts 6 kts 0 20 40 60 80 100 120 140 160 180 200 160 140 120 100 80 60 40 20 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A320327 Length 200m Tow Fish 4125 Telemetry Depressor 15lbf Wt ...

Page 151: ...ion Position Aft of Tow Vessel m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A320327 Length 300m Tow Fish 4125 Telemetry Depressor 15lbf Wt 0 50 100 150 200 250 300 200 180 160 140 120 100 80 60 40 20 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A320327 Length 300m Tow Fish 4125 Telemetry Depressor 15lbf Wt 3 kts 2 kts 4 kts 5 kts 6 kts ...

Page 152: ... Shape Tow Fish Position Position Aft of Tow Vessel m Depth m Tow Cable p n A320327 Length 400m Tow Fish 4125 Telemetry Depressor 15lbf Wt 2 kts 3 kts 4 kts 5 kts 6 kts 0 50 100 150 200 250 300 350 400 250 200 150 100 50 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A320327 Length 400m Tow Fish 4125 Telemetry Depressor 15lbf Wt ...

Page 153: ...Fish Position Position Aft of Tow Vessel m Depth m Tow Cable p n A302799 Length 50m Tow Fish 4125 Telemetry 2 kts 3 kts 4 kts 5 kts 6 kts 0 5 10 15 20 25 30 35 40 45 50 55 50 45 40 35 30 25 20 15 10 5 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A302799 Length 50m Tow Fish 4125 Telemetry 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 154: ...0 20 10 0 Tow Cable Shape Tow Fish Position Position Aft of Tow Vessel m Depth m Tow Cable p n A302799 Length 100m Tow Fish 4125 Telemetry 2 kts 3 kts 4 kts 5 kts 6 kts 0 20 40 60 80 100 90 80 70 60 50 40 30 20 10 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A302799 Length 100m Tow Fish 4125 Telemetry 6 kts 5 kts 4 kts 3 kts 2 kts ...

Page 155: ...Fish Position Position Aft of Tow Vessel m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A302799 Length 200m Tow Fish 4125 Telemetry 0 20 40 60 80 100 120 140 160 180 200 160 140 120 100 80 60 40 20 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A302799 Length 200m Tow Fish 4125 Telemetry 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 156: ... Tow Cable Shape Tow Fish Position Position Aft of Tow Vessel m Depth m Tow Cable p n A302799 Length 300m Tow Fish 4125 Telemetry 2 kts 3 kts 4 kts 5 kts 6 kts 0 50 100 150 200 250 300 200 180 160 140 120 100 80 60 40 20 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A302799 Length 300m Tow Fish 4125 Telemetry 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 157: ...Fish Position Position Aft of Tow Vessel m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A302799 Length 400m Tow Fish 4125 Telemetry 0 50 100 150 200 250 300 350 400 250 200 150 100 50 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A302799 Length 400m Tow Fish 4125 Telemetry 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 158: ... Tow Cable Shape Tow Fish Position Position Aft of Tow Vessel m Depth m Tow Cable p n A302799 Length 500m Tow Fish 4125 Telemetry 2 kts 3 kts 4 kts 5 kts 6 kts 0 50 100 150 200 250 300 350 400 450 500 300 250 200 150 100 50 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A302799 Length 500m Tow Fish 4125 Telemetry ...

Page 159: ...Fish Position Position Aft of Tow Vessel m Depth m Tow Cable p n A302799 Length 600m Tow Fish 4125 Telemetry 2 kts 3 kts 4 kts 5 kts 6 kts 0 100 200 300 400 500 600 350 300 250 200 150 100 50 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A302799 Length 600m Tow Fish 4125 Telemetry 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 160: ...Tow Cable Shape Tow Fish Position Position Aft of Tow Vessel m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A302799 Length 50m Tow Fish 4125 Telemetry 15 lbf Wt 0 5 10 15 20 25 30 35 40 45 50 55 50 45 40 35 30 25 20 15 10 5 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A302799 Length 50m Tow Fish 4125 Telemetry 15 lbf Wt 2 kts 4 kts 3 kts 5 kts 6 kts ...

Page 161: ...ape Tow Fish Position Position Aft of Tow Vessel m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A302799 Length 100m Tow Fish 4125 Telemetry 15 lbf Wt 0 20 40 60 80 100 90 80 70 60 50 40 30 20 10 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts Tow Cable p n A302799 Length 100m Tow Fish 4125 Telemetry 15 lbf Wt 3 kts 4 kts 5 kts 6 kts ...

Page 162: ...Tow Cable Shape Tow Fish Position Position Aft of Tow Vessel m Depth m Tow Cable p n A302799 Length 200m Tow Fish 4125 Telemetry 15 lbf Wt 2 kts 3 kts 4 kts 5 kts 6 kts 0 20 40 60 80 100 120 140 160 180 200 150 100 50 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A302799 Length 200m Tow Fish 4125 Telemetry 15 lbf Wt 2 kts 6 kts 5 kts 4 kts 3 kts ...

Page 163: ...ish Position Position Aft of Tow Vessel m Depth m 2 kts Tow Cable p n A302799 Length 300m Tow Fish 4125 Telemetry 15 lbf Wt 3 kts 4 kts 5 kts 6 kts 0 50 100 150 200 250 300 200 180 160 140 120 100 80 60 40 20 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A302799 Length 300m Tow Fish 4125 Telemetry 15 lbf Wt ...

Page 164: ...Tow Cable Shape Tow Fish Position Position Aft of Tow Vessel m Depth m Tow Cable p n A302799 Length 400m Tow Fish 4125 Telemetry 15 lbf Wt 2 kts 3 kts 4 kts 5 kts 6 kts 0 50 100 150 200 250 300 350 400 250 200 150 100 50 0 Tow Cable Length vs Depth Cable Length m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A302799 Length 400m Tow Fish 4125 Telemetry 15 lbf Wt ...

Page 165: ...ish Position Position Aft of Tow Vessel m Depth m 5 kts 6 kts 4 kts 3 kts 2 kts Tow Cable p n A302799 Length 500m Tow Fish 4125 Telemetry 15 lbf Wt 0 50 100 150 200 250 300 350 400 450 500 300 250 200 150 100 50 0 Tow Cable Length vs Depth Cable Length m Depth m 6 kts Tow Cable p n A302799 Length 500m Tow Fish 4125 Telemetry 15 lbf Wt 2 kts 3 kts 4 kts 5 kts ...

Page 166: ...Tow Cable Shape Tow Fish Position Position Aft of Tow Vessel m Depth m 2 kts Tow Cable p n A302799 Length 600m Tow Fish 4125 Telemetry 15 lbf Wt 6 kts 5 kts 4 kts 3 kts 0 100 200 300 400 500 600 350 300 250 200 150 100 50 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A302799 Length 600m Tow Fish 4125 Telemetry 15 lbf Wt 5 kts 6 kts 4 kts 3 kts 2 kts ...

Page 167: ...sh Position Position Aft of Tow Vessel m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A302799 Length 50m Tow Fish 4125 Telemetry Depressor 0 5 10 15 20 25 30 35 40 45 50 55 50 45 40 35 30 25 20 15 10 5 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A302799 Length 50m Tow Fish 4125 Telemetry Depressor 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 168: ...20 10 0 Tow Cable Shape Tow Fish Position Position Aft of Tow Vessel m Depth m 6 kts 5 kts 4 kts 3 kts 2 kts Tow Cable p n A302799 Length 100m Tow Fish 4125 Telemetry Depressor 0 20 40 60 80 100 90 80 70 60 50 40 30 20 10 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A302799 Length 100m Tow Fish 4125 Telemetry Depressor 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 169: ...h Position Position Aft of Tow Vessel m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A302799 Length 200m Tow Fish 4125 Telemetry Depressor 0 20 40 60 80 100 120 140 160 180 200 140 120 100 80 60 40 20 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A302799 Length 200m Tow Fish 4125 Telemetry Depressor 4 kts 5 kts 6 kts 3 kts 2 kts ...

Page 170: ...w Cable Shape Tow Fish Position Position Aft of Tow Vessel m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A302799 Length 300m Tow Fish 4125 Telemetry Depressor 0 50 100 150 200 250 300 200 180 160 140 120 100 80 60 40 20 0 Tow Cable Length vs Depth Cable Length m Depth m 4 kts 5 kts 6 kts 3 kts 2 kts Tow Cable p n A302799 Length 300m Tow Fish 4125 Telemetry Depressor ...

Page 171: ...h Position Position Aft of Tow Vessel m Depth m 2 kts Tow Cable p n A302799 Length 400m Tow Fish 4125 Telemetry Depressor 3 kts 4 kts 5 kts 6 kts 0 50 100 150 200 250 300 350 400 250 200 150 100 50 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A302799 Length 400m Tow Fish 4125 Telemetry Depressor 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 172: ...w Cable Shape Tow Fish Position Position Aft of Tow Vessel m Depth m Tow Cable p n A302799 Length 500m Tow Fish 4125 Telemetry Depressor 2 kts 3 kts 4 kts 5 kts 6 kts 0 50 100 150 200 250 300 350 400 450 500 300 250 200 150 100 50 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A302799 Length 500m Tow Fish 4125 Telemetry Depressor 3 kts 4 kts 5 kts 6 kts 2 kts ...

Page 173: ...h Position Position Aft of Tow Vessel m Depth m 2 kts Tow Cable p n A302799 Length 600m Tow Fish 4125 Telemetry Depressor 3 kts 4 kts 5 kts 6 kts 0 100 200 300 400 500 600 350 300 250 200 150 100 50 0 Tow Cable Length vs Depth Cable Length m Depth m 5 kts 6 kts Tow Cable p n A302799 Length 600m Tow Fish 4125 Telemetry Depressor 2 kts 3 kts 4 kts ...

Page 174: ...Shape Tow Fish Position Position Aft of Tow Vessel m Depth m 2 kts 3 kts 4 kts 5 kts 6 kts Tow Cable p n A302799 Length 50m Tow Fish 4125 Telemetry Depressor 15 lbf Wt 0 5 10 15 20 25 30 35 40 45 50 55 50 45 40 35 30 25 20 15 10 5 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A302799 Length 50m Tow Fish 4125 Telemetry Depressor 15 lbf Wt 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 175: ...sh Position Position Aft of Tow Vessel m Depth m Tow Cable p n A302799 Length 100m Tow Fish 4125 Telemetry Depressor 15 lbf Wt 2 kts 3 kts 4 kts 5 kts 6 kts 0 20 40 60 80 100 90 80 70 60 50 40 30 20 10 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A302799 Length 100m Tow Fish 4125 Telemetry Depressor 15 lbf Wt 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 176: ...0 Tow Cable Shape Tow Fish Position Position Aft of Tow Vessel m Depth m 2 kts Tow Cable p n A302799 Length 200m Tow Fish 4125 Telemetry Depressor 15 lbf Wt 3 kts 4 kts 5 kts 6 kts 0 50 100 150 200 180 160 140 120 100 80 60 40 20 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A302799 Length 200m Tow Fish 4125 Telemetry Depressor 15 lbf Wt 2 kts 3 kts 4 kts 6 kts 5 kts ...

Page 177: ...on Position Aft of Tow Vessel m Depth m 2 kts Tow Cable p n A302799 Length 300m Tow Fish 4125 Telemetry Depressor 15 lbf Wt 3 kts 4 kts 5 kts 6 kts 0 50 100 150 200 250 300 200 150 100 50 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A302799 Length 300m Tow Fish 4125 Telemetry Depressor 15 lbf Wt 2 kts 3 kts 4 kts 5 kts 6 kts ...

Page 178: ...Shape Tow Fish Position Position Aft of Tow Vessel m Depth m 2 kts 5 kts 6 kts 4 kts 3 kts Tow Cable p n A302799 Length 400m Tow Fish 4125 Telemetry Depressor 15 lbf Wt 0 50 100 150 200 250 300 350 400 250 200 150 100 50 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A302799 Length 400m Tow Fish 4125 Telemetry Depressor 15 lbf Wt 5 kts 6 kts 4 kts 3 kts 2 kts ...

Page 179: ...on Position Aft of Tow Vessel m Depth m Tow Cable p n A302799 Length 500m Tow Fish 4125 Telemetry Depressor 15 lbf Wt 2 kts 3 kts 4 kts 5 kts 6 kts 0 50 100 150 200 250 300 350 400 450 500 300 250 200 150 100 50 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A302799 Length 500m Tow Fish 4125 Telemetry Depressor 15 lbf Wt 2 kts 3 kts 4 kts 6 kts 5 kts ...

Page 180: ...e Shape Tow Fish Position Position Aft of Tow Vessel m Depth m Tow Cable p n A302799 Length 600m Tow Fish 4125 Telemetry Depressor 15 lbf Wt 2 kts 3 kts 4 kts 5 kts 6 kts 0 100 200 300 400 500 600 350 300 250 200 150 100 50 0 Tow Cable Length vs Depth Cable Length m Depth m Tow Cable p n A302799 Length 600m Tow Fish 4125 Telemetry Depressor 15 lbf Wt 2 kts 3 kts 4 kts 5 kts 6 kts ...

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