Underwater
submerged in water.
See Also: Water, Water Quality, Water Meters, H2O, Wastewater, Water Spray, Water Leak, Water Flow, Sea, Subsea, Autonomous Underwater Vehicle
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Underwater Thickness Gauges
Cygnus have created a range of versatile underwater and subsea thickness gauges for use by divers and engineers. These measuring devices provide a simple and time-saving method of obtaining ultrasonic thickness measurements in underwater conditions.
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Sensors
Honeywell Aerospace Technologies
Honeywell is a trusted leader in providing sensor products for commercial, defense and space applications. Honeywell’s accelerometers, precision navigation, precision pressure transducers and barometers, high performance microwave applications, magnetic sensing, thermal qualified and radio frequency monitoring/sensors are designed for the harshest environments in the air, ground or deep underwater.
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Hydrophone
RESON TC 4040
The TC4040 is an ideal standard reference hydrophone for calibration of transducers, hydrophones and underwater acoustic measurement systems.The TC4040 offers flat frequency receiving response over a wide frequency range and the relatively high transmitting sensitivity makes it very useful within many areas of underwater acoustic research, tests and measurements.
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Thickness Gauges
UMX-2
UMX-2 underwater material and coating thickness gauge, designed for offshore inspections, and rated to a depth of 1000 feet (300 meters). The UMX-2 is very versatile, offering both Dual & Single element transducers. Equipped with multiple measurement mode options, the UMX-2 will meet all your application requirements. Onboard 5,000 point data logger, all UMX-2 settings stored for each measurement, along with an actual A-Scan waveform.
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VPX Processing System
CRS-D4I-3VB1
4-slot, SWaP-reduced, rugged VPX Intel base plate cooled data processing system that can be applied across various applications including civilian and military unmanned vehicles, manned commercial and military aircraft, helicopters, over- and underwater research vessels, ground vehicles, and locomotives.
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Underwater Thickness Meter
Multigauge 3000
Large bright 10mm display. Integral battery with 55 hours runtime. Can be easily upgraded to a topside repeater. 500m depth rating.
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Sonar systems
For surface ship applications Ultra has developed a comprehensive, fully-integrated sonar system, comprising both on-board sonars such as hull-mounted and towed arrays. This modular system fuses data from own-ship and off-board sensors to build a complete underwater tactical picture delivering a bi-static sonar capability.
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Ultrasonic Transducers
With a range of standard casings, we produce customised PVdF or ceramic transducers tailored to your specific needs. We have developed custom transducers for a wide range of applications and environments from underwater to use in CT & MRI systems, covering frequency range from 500KHz to 50MHz and above.
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Precision Underwater Pressure Sensor
miniIPS
The miniIPS is a precision underwater pressure sensor; 0.01% accuracy, a titanium housing and a choice of pressure ranges make it a cost-effective solution for offshore engineers, vehicle pilots and other operators who require highly accurate depth information in real-time.
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Resistivity and IP Imaging System
ARES
ARES represents a well equipped resistivity and IP imaging system. Groundwater explorations, geotechnical investigations, monitoring of dams and dikes, environmental studies, pollution plumes mapping, geological surveys, mineral prospecting, archaeology, detecting of cavities, underwater, marine, borehole and cross-hole measurements.
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Underwater LED Lights, 2100, 3200, 4200, or 5000 Lumen
LED-N-Series
The Teledyne Bowtech LED-N-Series underwater LED lights are available with 2100, 3200, 4200 or 5000 lumen outputs and various colour temperature options. These lights feature the latest LED technology and are now a real alternative to incandescent lamps.Due to Teledyne Bowtech's continued history of innovation, these lights feature the latest and best underwater LED lighting technology available.
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Underwater Quantum Sensor
LI-192
The LI-192 Underwater Quantum Sensor measures PAR from all angles in one hemisphere. The LI-192 works in air or underwater at depths up to 560 meters. The measurements are cosine corrected and typically expressed as Photosynthetic Photon Flux Density (PPFD). For simultaneous measurements of downwelling and upwelling PAR, two sensors can be mounted on the 2009S Lowering Frame.
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Underwater Thickness Gauge
Multigauge 4000
The Multigauge 4100 and 4400 ROV Underwater Thickness Gauges mount onto most types ROV. There are two models in the range, the Multigauge 4100 which has a depth rating of 1000m and the Titanium Multigauge 4400 which has a depth rating of 4000m.
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Sea
General Dynamics Global Imaging Technologies
Our maritime solutions are trusted above and below the open sea to address next-generation challenges. From secure communications to complex weapons systems, underwater vehicles to electronic warfare, our innovations equip the U.S. Navy, Coast Guard and maritime communities with a vast array of advantages to protect the freedom of the seas.
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Camera Option for Nosecone Module
The Point Grey Grasshopper digital camera provides high resolution, high sensitivity sensors, yielding optimal imaging for underwater photography. Housed in the nosecone, the camera takes photos at a rate of up to 3.5 frames per second. Images are stored on a compact flash card and can be viewed through the Gavia Control Centre.
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Underwater LED Lights, 120Vac, 4,200 or 7,300 Lumen Output
LED-R-Series
The Teledyne Bowtech LED-R-Series underwater LED lights are 120Vac and available with 4,200 or 7,300 lumen output. These lights feature our latest LED technology and are now a real alternative to AC incandescent lamps.Due to Teledyne Bowtech's continued history of innovation, these lights feature the latest and best underwater LED lighting technology available.
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Thickness Gauges
UMX
Take your MX-3 underwater with you! This portable solutionoffers off-shore inspectors a very versatile system for underwater corrosion surveys:Clear plexiglass construction.300 feet depth rating.Stainless steel connectors, latches, and control bar.Simple to install and operate.1 year limited warranty.
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Subsea Imagery
With only 24% of the ocean floor being mapped with a submetric resolution, the ocean’s seabed is Earth’s last frontier. Mapping the seafloor, protecting marine habitats, hunting for wrecks, studying underwater geo-hazards…Those are challenges for the years to come.It is to help in that field, that Exail has developed a large range of sensors designed to address the full spectrum of subsea imagery applications, from sub-bottom profiling and seabed mapping to water column monitoring.
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Underwater LED Lights, 800, 1000, or 1600 Lumen
LED-G-Series
The Teledyne Bowtech LED-G-Series underwater LED lights are available with 800, 1,000 or 1,600 lumens output and various colour temperature options. The 800 lumen model is designed to operate in wet and dry conditions.Due to Teledyne Bowtech's continued history of innovation, these lights feature the latest and best underwater LED lighting technology available.
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Data Loggers
Scientech Technologies Pvt. Ltd.
Onset data loggers and weather stations are used in a broad range of indoor, outdoor and underwater applications.
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Underwater Color Zoom CCD Camera
Surveyor-SD
The Teledyne Bowtech SURVEYOR-SD underwater colour zoom camera utilises CCD technology, delivering exceptional picture quality, with a 28:1 optical zoom lens and a horizontal resolution of 670 TV lines, all within a 4,000 (or 6,000) metre rated high quality titanium housing, with a 99.7% optically clear sapphire window.
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Harness Design and Manufacture
When designing an underwater cable harness, there are some factors which need to be considered, and we have produced the following list as a guide for customer information:Component considerations:- Electrical requirements- Mechanical considerations- Quality requirements- Reliability- Design redundancy (contact count)- Connector selection (type and form)- Locking requirements- Backpotting requirements- Waterblocking in moldings- Cable specification- Cable jacket material and compatibility with elastomers- Abrasion resistance- Stiffness profile at termination- Connector format (straight or right angle)- Molding format (straight or at an angle)- Clearance allowance for molding and cable routing- Elastomer compatibility (eg oil filled units)- Metalwork selection re: corrosion and cathodic delamination- Surface finish for metalwork as appropriateOperational considerations:- Operating depth profile (not just max. depth)- Tensile loads- Torsional loads- Bending loads- Bend control requirements (to limit bending at termination)- Deployment and recovery loads- Dynamic loading-Flow turbulence effects.
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Sound Velocity, Temperature and Pressure for Underwater Vehicles.
UV-SVP
Designed for Underwater Vehicles where space is at a premium, the UV-SVP is based on the Valeport miniSVS. Incorporating Valeport’s class-leading time of flight sound speed sensor, a PRT temperature sensor and a 0.01% pressure sensor in a compact package weighing just 750 grams (in air), the lightweight titanium housing gives a depth rating of 3000m. A wide range (9-30V DC) isolated power supply and RS232 communications complete the package.
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Pocket-size pressure logger
DEFI2-DHG & DEFI2-D
DEFI2-DHG and DEFI2-D are miniature pressure recorders (depth meters) for long-term observations (DEFI-D and DEFI-DHG are up to 573 days and 52 days respectively and for 1 minute interval observation). These two recorders can be used attached to fishing nets, underwater instruments and moorings. Also, AAA alkaline batteries used by DEFI-DHG and DEFI-D are easily available, reducing the operating costs.
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Miniature High Density (MHD) Metal Shell Connectors
A high density (up to 96 contacts) miniature waterproof electrical connector keeps weight to a minimum and fits into compact spaces. Well suited for underwater vehicles such as ROVs, AUVs, and UUVs, where space and weight are typical design constraints. Durable materials allow reliable connectivity with low risk of operational failure.
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Wide Angle High Definition Underwater Camera
Surveyor-WAHD
The Surveyor-WAHD underwater camera is designed to provide a 14% increase in angle of view, from the previous WAHD camera, whilst remaining compact and very competitively priced. It is ideal for ROV inspection tasks, scientific observation and broadcast applications.Video output is available as component (Y/PbPr), utilising standard connectors or HD-SDI on hybrid 75 Ω coaxial or fibre optic connectors, a composite video output is also available.
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Mechanical Coating Thickness Gauges
Mechanical Coating Thickness Gauges are suitable for working in high risk areas such as high temperature or flammable atmospheres, underwater or where the risk of explosion is high and could be triggered by the use of an electronic instrument. From the simplest coating thickness gauge Elcometer 101 which will provide you with quick and immediate results to the more accurate coating thickness gauge Elcometer 211, also called the "banana gauge" which is ideal for cold and underwater surfaces.
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Glass Reinforced Epoxy (GRE) Connectors
Waterproof, submersible electrical connectors rated up to 20,000 psi. Specifically designed for harsh environments, the GRE connectors from Teledyne Impulse are rugged and reliable connections for ROVs, AUVs, underwater instrumentation, and others areas of high pressure or extreme conditions.
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Underwater Package
LI-1500/G-UW
GPS enabled LI-1500 Light Sensor Logger with the hardware necessary to take underwater measurements.
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Underwater Hydrophones
Piston hydrophone
A circular plane piston, immersion hydrophone for measurements in the frequency range 100 kHz to 1 MHz. Code ML4X50.
