Page 8: of Marine Technology Magazine (May 2019)

Underwater Defense Technology

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Technology New & Notable

Valeport: New Enviro Range Hydramec Electric AHC LARS


Valeport has launched a new Enviro- Hydramec Offshore completed the

Hyperion Turbidity mental range of optical sensors. supply, integration and operational

Hyperion Turbidity – A standalone testing of a fully Active Heave com- turbidity sensor with a small footprint pensated Launch and Recovery Sys- to combine Nephelometer and OBS tem for a Saab Seaeye Cougar XT readings in the same instrument. Cre- ROV to the New Zealand Navy.

SWiFTplus Fluorometer ated for inshore, coastal and oceano- The New Zealand Navy having ac- graphic monitoring, it delivers a mini- quired Ostensjo’s EDDA FONN mul- mum detection level of just 0.03 NTU tipurpose vessel for conversion to a (nephelometer) and can measure tur- diving support vessel required an ROV bidity up to 6,000 NTU (OBS). Fea- to assist with diving support and other tures titanium housing, data output up operations.

to 16Hz and low power requirements. The Supply Brief for the LARS sys-


SWiFTplus Fluorometer – This tem was very speci? c, the winch sys-

Designs range of probes combine the power of tem had to be electric driven and have the SWiFT technology and a ? uorom- AHC capability for operations in up eter for the high performance measure- to sea state 6. The A-Frame needed to ment of Chlorophyll a, Fluorescein, be designed so that it would dip 1.2m

Rhodamine or Phycocyanin. The suite below the deck level of the launch of instruments are ideal for shallow hanger to reduce the air gap between water bathymetric and environmen- the launch point and splashzone. It was tal survey, where observations can be also speci? ed that the A-frame must monitored and recorded for surveys have an outreach of 5m from the ves- for up to three days continuous opera- sels side. Scantrol AS is Hydramec’s tion. supplier of AHC control systems.

Deep Trekker launches DTG3


Turner Design’s C-FLUOR Deep Trekker, a manufacturer of

C-FLUOR Submersible Probes are remotely operated vehicles (ROV), sensitive, low-power single wave- recently launched the DTG3 ROV length in-situ ? uorescence and turbid- and introduced BRIDGE technology. ity sensors available in several optical BRIDGE technology is comprised of con? gurations. Requiring a maximum custom hardware, software and inte- of 12mA current at 12VDC input, ac- gration. BRIDGE is a platform that cording to their manufacturer C-FLU- will become the base for future prod-

OR probes can be integrated and de- ucts, new and advanced features and ployed for much longer intervals than third-party integrations by Deep Trek- previously possible with submersible ker. The new DTG3 ROV can work probes. And, with a very fast response to depths of 305 meters (1000 ft). An time of less than 0.6 seconds, they re- enhanced viewing and recording ex-

Deep Trekker quire even less power, outputting data perience provide smarter inspections soon after power is applied. Factory- with its live, 4K video and waterproof calibrated, each C-FLUOR ships with handheld controller. Coupled with a calibration certi? cate used to convert BRIDGE, DTG3 is designed to pro- the analog output signal to a speci? c vide advanced stability even in rough concentration estimate. The Titanium underwater environments; the freedom construction allows for a depth rating to move with direct sonar integration, of 2,000 meters as well as superior re- and an automated station holding ca- sistance to corrosion. pable of rotating 270 degrees. May 2019 8


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