*mynauticexpo

SL20-OceanAlpha

Product catalog summary

Overview: The SL20 Autonomous Survey Boat is a compact and lightweight vessel designed to enhance efficiency in hydrographic velocity and flow measurement, as well as underwater mapping. It features a 177mm-wide moon pool that supports a variety of Acoustic Doppler Current Profilers (ADCPs) and Single Beam Echo Sounders (SBESs). The boat is equipped with duct-type thrusters to prevent entanglement with water plants and debris.

Key Features:

Long endurance with replaceable batteries for maximized survey efficiency.
Intelligent obstacle avoidance and modular design for quick device replacement.
Real-time HD video transmission and a maximum speed of 4 m/s.

Specifications:

Dimensions: 1.05m (L) × 0.55m (W)
Hull Material: Carbon fiber composite
Weight (with 2 Batteries): 17 kg
Payload: 10 kg
Survey Speed: 3 knots (1.5 m/s)
Max Speed: 8 knots (4 m/s)
Draught: 15 cm
Battery Endurance: 6 hours at 1.5 m/s
Steering: Differential steering
Range: Remote Controller - 1 km, Base Station - 2 km
Propulsion: Duct-type Thruster × 2

Control System:

Manual control via WIFI for device connection.
Pre-installed base station control software with switchable control modes (Remote controller/Base Station).
In-built data transmission radio and GPS with working status display.
IP Rating: IP64 with misoperation prevention.

Typical Payloads: The SL20 supports various SBES and ADCP models, including EchoLogger ECT Series, South SDE-18S, and others. It is also compatible with side scan sonar and water monitoring probes.

Contact Information: OceanAlpha Group Ltd., RM 702, 7/F SPA Centre, NO.53-55 Lockhart Road, Wan Chai, Hong Kong, China. Website: www.oceanalpha.com, Phone: 0086 756 2592836, Email: [email protected]

Catalog excerpts

SL20 AUTONOMOUS SURVEY BOAT SL20 USV is designed for improving efficiency in hydrographic velocity / ﬂow measurement and underwater mapping. High Speed Real-time Report Light Weight HIGHLIGHT Compact and light-weight, easy to operate and transport 177mm-wide moon pool supports a broad range of ADCPs and SBESs Long endurance and replaceable battery maximize survey efﬁciency Duct-type thruster avoids tangling with water plants and debris Intelligent obstacle avoidance Real time HD video transmission Modular design for quick device replacement

Open the catalog to page 1

GNSS Antenna Collision Avoidance Navigation Light Duct-type Thrusters SBES/ ADCP SPECIFICATION Dimension Hull Material Weight（with 2 Batteries） Payload Survey Speed Max Speed Draught Battery Endurance Steering Range Propulsion 1.05m（L）× 0.55m（W） Carbon ﬁber composite 17 kg 10 kg 3 knots (1.5 m/s) 8 knots (4 m/s) 15 cm 6hrs @ 1.5m/s Differential steering Remote Controller: 1 km Base Station: 2 km Duct-type Thruster × 2 EchoLogger ECT Series; South SDE-18S, HaiYing Marine HY-1610/ 1611A, ADCP: Typical Payloads Xylem SonTek S5/ M9, Linkquest FlowQuest 2000/ 600, Nortek Signature 500/ 1000, Teledyne...

Open the catalog to page 2

All OceanAlpha Group Limited catalogs and brochures

*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.

Brand list