Nortek Signature Vm 1000K Hz Frame Frontview Dypetset

VESSEL-MOUNTED CURRENT PROFILER

Signature VM Coastal - 1000|500|250 kHz

The Signature VM package delivers vessel-mounted AD2CP capabilities based on present-day technology

Highlights

  • A coherent system that is quick and convenient to operate
  • Fifth echosounder beam for sediment measurements down to the bottom (1000/500)
  • Ethernet ADCP and GNSS hardware, offering tight network timing
  • Simultaneous current and depth information in one place (1000/500)
  • Outstanding bottom-track performance, even under challenging conditions
  • Straightforward data-acquisition and processing software

Overview

  • The Signature VM Coastal safeguards data quality, opens up new and unprecedented opportunities to the scientific community, and offers operational convenience and reduced complexity.

    The Signature VM Coastal package includes the Signature1000, 500 or 250, allowing for great versatility in both the vessel-mounted and bottom-mounted configurations. By using a state-of-the-art and user-friendly vessel-mounted package, measurement errors and initial installation time can be greatly reduced.

Applications

  • Coastal surveys, up to 200 m depth
  • Port and harbor mapping
  • Studies of tidal currents
  • Sediment transport studies
  • Large-scale mixing studies

    • Toggle all

    • Water velocity measurements for Signature VM 1000 KHZ

      Profiling range* 30 m
      Cell size 0.2–2 m
      Max no. cells 256
      Min. blanking 0.1 m
      Minimum accuracy 0.3% of the measured value ± 0.3 cm/s
      Velocity resolution 0.1 cm/s
      Maximum sampling rate 14 Hz
      No. of beams 4 slanted at 25 degrees
      *) Maximum range depends on acoustic scattering conditions and transmit power.
    • Water velocity measurements for Signature VM 500 KHZ

      Profiling range* 70 m
      Cell size 0.5–4 m
      Max no. cells 256
      Min. blanking 0.5 m
      Minimum accuracy 0.3% of the measured value ± 0.3 cm/s
      Velocity resolution 0.1 cm/s
      Maximum sampling rate 6 Hz
      No. of beams 4 slanted at 25 degrees
      *) Maximum range depends on acoustic scattering conditions and transmit power.
    • Water velocity measurements for Signature VM 250 KHZ

      Profiling range* 200 m
      Cell size 1–8 m
      Max no. cells 256
      Min. blanking 0.5 m
      Minimum accuracy 1% of the measured value ± 0.5 cm/s
      Velocity resolution 0.1 cm/s
      Maximum sampling rate 2 Hz
      No. of beams 4 slanted at 20 degrees
      *) Maximum range depends on acoustic scattering conditions and transmit power.


    • Toggle all

    • Main product

      01

      Signature1000 VM

      02

      Signature500 VM

      03

      Signature250 VM

    • Probe type /Head

      01

      5-beam head (1000, 500)

      02

      4-beam head (250)

      03

      5-beam head (adds 500 kHz center transducer for wave measurements) (250)

    • Housing

      01

      Short, no room for battery (external battery canister for bottom mount use)

    • Memory

      01

      16 GB SD card data logger

      02

      64 GB SD card data logger

      03

      128 GB SD card data logger

    • Pressure sensor

      01

      Pressure sensor 0-100 m, 0.1% (standard) All other available Signature1000_500

      02

      Pressure sensor 0-300 m, 0.1% (standard) All other available Signature250

    • Cables

      01

      AD2CP: 20 m Ethernet cable with MCIL6MP, Power/RJ45 at dry end (standard)

      02

      AD2CP: 10-100 m Ethernet cable (specify length) with MCIL6MP-PWR/RJ45

      03

      GNSS: GC-POE-CABLE-20M Ethernet cable for GNSS Compass 20 m (please inquire for other length)

    • Mounting

      01

      Vessel Mounted over the side

      02

      Vessel Hull mounted

      03

      Unmanned Surface Vehicle (USV) mounted (please inquire)

    • Other

      01

      Compass and Tilt sensor

      02

      AHRS

      03

      High Accuracy Heading GNSS (RTK)



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