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SVP Drifter

A robust Lagrangian drifter for precise tracking of mixed-layer water currents and acquisition of geophysical data.

Full Specifications 

Configuration Examples:

SVP Drifter

(Displayed with Drogue)


SVP 



  • 14" (35 cm) Surface Float
  • 24" (61 cm) x 6 section Holey Sock Drogue centered at 15 meters
  • Telemetry Options

SVP - B

(Barometer)


  • 14" (35 cm) Surface Float
  • 24" (61 cm) x 6 section Holey Sock Drogue
  • Air Pressure Sensor
  • Optional EZ- Access Surface Float
  • Telemetry Options

SVP - SB

(Salinity and Barometer)


  • 16" (41 cm) Surface Float
  • 36" (91 cm) x 7 section Holey Sock Drogue
  • Seabird SBE 37 Sl Salinity Sensor w/ Temp
  • Air Pressure Sensor
  • Optional 2nd SST Sensor
  • Optional EZ- Access Surface Float
  • Telemetry Options

Calibrated

Standard SVP setup monitors mixed layer currents with a slip of under 1 cm/s in winds below 10 m/s.

Configurable

Pick from a selection of options like:

  • surface float diameter
  • drogue size
  • drogue depth
  • tether length
  • many sensors on hull or at depth along tether

Telemetry

Iridium Short Burst Data

GNSS

Enhanced location accuracy with GPS, GLONASS, BeiDou, and Galileo for global, multi-constellation positions

Battery

The SVP Drifter comes with an optionally replaceable alkaline battery pack, ranging from 56 to 168 Ah.

Data Telemetry, Archiving, Distribution

Includes data conversion to scientific units, a web browser interface with a dashboard map and current array status, convenient downloading, and device and organization administration. Data is archived on Pacific Gyre servers, and an API interface is available to download data directly to customer web pages or applications such as Excel and Matlab

Discover more

Applications

Standard Configuration

  • Battery Voltage
  • Enhanced location accuracy with GPS, GLONASS, BeiDou, and Galileo
  • Drogue (On/Off) Sensor
  • Magnet power mode switch
  • Includes a 24-inch (61 cm) diameter holey sock drogue, typically deployed at a depth of 15 meters.



Available Options

  • High Accuracy Sea Surface Temperature
  • Barometric Pressure
  • Conductivity/Temp (Salinity)
  • Wind Velocity Sensor
  • Sensors mounted on hull or tether
  • Drogue size and depth
  • Hull size: 14" (35cm) 16" (40cm) 18" (45cm)
  • Replaceable battery pack
  • Delivered in bulk on pallets