In-situ Marine Optics
  • IMG 2889

MS8

Eight Wavelength Multispectral Irradiance sensor designed for underwater applications, including integration into an autonomous logging system.
Contact Sales

Features

  • Spectrally-resolved Irradiance Sensor
  • Integrated wiper, parking and copper componentry to minimise marine fouling
  • User-configurable data collection modes and serial data output formats
  • Internal calibration coefficient storage
  • Anti-fouling copper face-plate and high torque wiper
  • Internal Real Time Clock, Tilt and Temperature
  • Pin-compatible with standard oceanographic equipment
  • NIST-Traceable Radiometric Calibration

Specifications

OPTICAL
Detectors 8 x Si photodiodes
Eight channels 425, 455, 485, 515, 555, 615, 660 and 695 nm
Spectral response 10 nm Full-Width-Half-Maximum
Irradiance cosine response <3% (0 – 60°)
Calibration NIST traceable radiometric calibration
Range 0 – 6 W m-2 nm-1 (factory customisable)
Resolution 150 µW m-2 nm-1
ELECTRICAL
Acquisition 24 bit ADC
Sampling Rate configurable up to 8 Hz
Protocol RS-232 @ 19,200 bps
NMEA-style output yes
Input Voltage 7 – 28 VDC
Power Consumption 40 mA @ 12 VDC (150 mA during wipe)
Analog Output 0 – 4.97 VDC, 2.2 mV RMS
Connector Micro WET-CON MCBH6M
PHYSICAL
Length 140 mm (connector + 43 mm)
Diameter 67 mm
Weight 630 g in-air, 150 g in-water
Materials Acetal, Copper, PTFE, SS316
Depth Rating 300 m
Operating Temperature 0 to +50 °C

Software

IMOview

IMOview is GUI program that allows users to easily configure and display real-time data via serial communication.

IMOview.exe for Microsoft Windows