In-situ Marine Optics
  • IMG 2889

PAR

PAR

A Photosynthetically Active Radiation sensor designed for underwater applications, including integration into autonomous logging systems and vertical profiling packages.

 

 

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Features

  • Benthic light availability monitoring
  • Numerically optimised optics for superior quantum response
  • High accuracy, large dynamic range
  • 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
  • Australian designed, manufactured, calibrated and
    serviced

Specifications

DetectorSi photodiode
Bandpass400 – 700 nm
Quantum response<5% RMS
Irradiance cosine response<3% (0 – 60°)
CalibrationNIST traceable radiometric calibration
Range0 – 2300 µmol m-2 s-1 (factory customisable)
Resolution1.3e-6 µmol m-2 s-1
 
Acquisition24 bit ADC
Sampling Rateconfigurable up to 10 Hz
ProtocolRS-232 @ 19,200 bps
NMEA-style outputyes
Input Voltage7 – 28 VDC
Power Consumption10 mA @ 12 VDC (150 mA during wipe)
Analog Output0 – 4.97 VDC, 2.2 mV RMS
ConnectorMicro WET-CON MCBH6M
 
Length140 mm (connector + 43 mm)
Diameter67 mm
Weight630 g in-air, 150 g in-water
MaterialsAcetal, Copper, PTFE, SS316
Depth Rating300 m
Operating Temperature0 to +50 °C

Software

IMOview

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

Contact Sales to download the latest version.

For Microsoft Windows platforms.