DVL A250
Building on Water Linked’s proven expertise, the A250 delivers exceptional performance with an acoustic range of up to 250 meters, doubling the reach of previous models while maintaining an incredibly small and efficient form factor.
Engineered for reliability and precision, the A250 maintains bottom lock at speeds up to 15 m/s and can operate from altitudes as low as 30cm, offering seamless performance from ultra-short to ultra-long range.
Built for bigger and deeper missions
Our most powerful DVL yet
Working while far from the seabed
30 cm - 250 m acoustic range
Unbeatable price/performance
From under $27,000 US
Features
30cm - 250m altitude range
Ethernet and Serial interface
Embedded computer for standalone operation
AHRS sensor assist for increased accuracy
Rear O-ring interface for tight integration
Web GUI with comprehensive diagnostic features
Technical specifications
Mechanical
- Device diameter 149 mm
-
Device height
40 mm
-
Device weight (air)
1.65 kg
- Device weight (submerged) 0.75 kg
-
Depth rating
1,000 or 4,000 meters
- Materials PEEK (housing)
- Stainless steel 316 (back plate)
-
Operating temperature
-5 to 55 °C
Electrical / Interface
-
Input voltage
10-30 Vdc
-
Power consumption
8 W (average)
-
Power-on current surge
30 W (maximum)
- Physical interface 8 wires (pwr/serial/Ethernet)
- with interface module
- Side cable - 3 meter cable (PUR 6.7 mm diameter)
- Rear O-ring interface - 1 meter cable (PUR 6.7 mm diameter)
-
Indicator
Status LED (Power, Lock)
- Communication Ethernet, Serial (RS232)
-
Protocols
Water Linked API, PD0, PD4, PD6 URL
Acoustic / Performance
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Transducer frequency
250 kHz
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Transducer setup
4-beam convex Janus array
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Transducer beam angle
22.5 degrees
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Ping rate
1-15 Hz (adaptive to altitude)
-
Sensor assist
Integrated AHRS/IMU
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Min altitude
30 cm
- Max altitude 250 meters
- (max altitude dependent on seabed conditions, salinity levels etc.)
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Max velocity
15 m/s
-
Velocity resolution
0.1 mm/s
- Long term accuracy ±1.01 % (Standard version)
- ±0.1 % (Performance version)
Approvals
-
CE certificate
Yes - RoHS compliant Yes
Compact size, long-term accuracy
Standard version
±1.01%
Performance version
±0.1%
Follow the industry trend
As underwater vehicles become smaller and more accessible, the demand for affordable, lightweight sensors is skyrocketing. Stay ahead of the curve and make sure that you meet your customers' needs.
After the proven performance of the DVL A125, committing to the DVL A250 for our CORAX 600 AUV was an easy decision, particularly given the increased range and the O-ring interface that allows for compact, integrated installation. New features such as triggering made this DVL a perfect fit for the CORAX 600 AUV with bathymetric sidescan.
- Petter Norgren-Aamot, CTO, Skarv Technologies AS
Downloads & Resources
|
Datasheet
|
|
| GUI Demo |
URL
|
|
User manual
|
URL |
|
Protocol documentation
|
URL
|
|
3D STP file (Side cable entry)
|
ZIP
|
| 3D STP file (Rear O-ring interface) | ZIP |
|
Pressure rating certificate (1,000m)
|
|
| Pressure rating certificate (4,000m) | |
| CE certificate | |
| Certificate of origin | |
| Export license declaration |
Contact us for more information

"Not ready to commit? Have questions?
Request a quote or book a meeting!
We're here to help."
- Scott
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