NIMROD V2 - Underwater Navigation & Sonar System

A compact and lighter weight modular diver hand-held underwater sonar and navigation console.

The system combines standard:

• GPS receivers – internal & external
• 15m tether and float
• Mission planning
• Digital compass/gyroscope
• Depth reading
• Clock/stopwatch

Typical uses are the search & relocation of the following. . .

• Unexploded ordnance by navy mine clearance divers
• Commercial EOD divers
• Seabed infrastructure within the offshore oil & gas environment (e.g. pipelines, well heads and structures)
• Lost property, vehicles, aircraft, wrecks by police or search and rescue divers
• Seabed/lake-bed antiquities by marine biologists, archaeologists, sport divers, etc

What's included with the NIMROD V2?

• NIMROD unit
• GPS float
• 15m of GPS float cable
• Battery charger
• R.A.I.D storage case
• USB to micro USB cable
• Spare O-rings
• User instructions
• USB software
• Allen keys (8mm + 6mm)
• NavQuest 600 micro DVL (optional addition)
• Single Beam Sonar (optional addition)

HOUSING 
Dimensions (Console): 169mm(L) x 134mm(W) x 76mm(H)
Weight: ~2.3kg in air, ~0.6kg in water (inc battery)
Weight: (with Sonar & DVL) ~3.75kg in air, ~0.8kg in water (inc battery)
Construction: aluminium (AL 6061-T6)
Finish: black hard anodised
Connectors: LEMO W Series connectors (External GPS, Sonar, DVL and auxiliary)
Operating temperature: 0°C to +45°C
Storage temperature: -10°C to +50°C
Operating depth: 100m

ELECTRICAL
Power supply: 12 -24V DC nominal from internal supplied battery pack (configurable)
Processor: 32BIT ARM CORTEX processor
Display: 5 inch, 320 x 240 pixel, 16-bit colour liquid crystal display
Viewing angles: 30 to 60 deg.

DATA STORAGE & LOGGING
Internal 16Gb Flash memory (other capacities available on request)
Data Logging capacity (2Mb per minute) > 100hrs on internal storage
TW1421 High Gain Dual Feed Embedded GPS/GLONASS Antenna

• Architecture Dual, Quadrature Feeds
• 1 dB Bandwidth 31MHz

INTEGRATED SENSORS
Pressure sensor for depth calculation
Internal sensor for leak detection
Altitude /Heading reference system:-

• Pitch and roll
• Electronic magnetic compass
• Rotational rate gyros
• Battery voltage level indicator

INTERFACES
User interface: 5 solid-state piezo button interface for menu navigation
Communication interfaces:

• Bluetooth communication for sending and downloading missions
• USB port for connection to a PC, used for updating Firmware software

SYSTEM EXTRAS

• Forward looking single beam sonar
• DVL (Doppler-Velocity-Log) tracking
• Thruster control
• Acoustic Modem

NIMROD & DT4 COMPATIBILITY 
The Nimrod V2 is fully compatible with our DT4 Thrusters. 

Demonstrations are available for this piece of kit. Contact our sales team to discuss.