HOBI LABS Hydro Optics, Biology and Instrumentation Labratories
HOBI LABS Lighting the way in aquatic science
About Hobi Labs Contact Hobi Labs
Site Map
Home Page
News
Products
Research
Support
Forum
  ProductsOptical Property Measurement HydroScat-2 Backscattering Sensor - Fluorometer 

HydroScat-2 Backscattering Sensor - Fluorometer

Overview Specifications Options Manual Software

Mechanical

  • Diameter: 11.7 cm (4.6")
  • Length: 23cm (9.1") excluding connector
  • Weight: 4.0 kg dry, 1.5 kg submerged
HydroScat-2

HydroScat-2

with optional copper face plate

Optical

  • Standard wavelengths: 420, 700 nm (2 channels elastic backscattering and 1 channel fluorescence)
  • Available wavelengths: 420, 442, 470, 488, 510, 532, 550, 590, 620, 676, 700, 852 nm
  • Spectral Bandwidth: 10 nm (20 nm for 676, 40 nm for 700)
  • Nominal Backcattering Angle: 140°
  • Noise in bb: depending on wavelength, 2 x 10-5 to 2 x 10-4 m-1 RMS 
    (dark noise at 1 sample/s)
  • Offset uncertainty of  bb: depending on wavelength, 5 x 10-5 to 5 x 10-4 m-1

Electrical

  • Internal rechargeable batteries provide up to 20 hours continuous operation
  • Optional external power supply: 10V to 15V, 1.0W typical
  • Power/Data Connector: Subconn MCBH8M; Mate MCIL8F
  • Pin Assignments:
    • Pin 1: External supply voltage (10-15V)
    • Pin 2: Common
    • Pin 3: RS232 Receive
    • Pin 4: RS232 Transmit
    • Pin 5: Battery charge voltage (18-24V)
    • Pin 6: Shutter control (optional)
    • Pin 7: Shutter control (optional)
    • Pin 8: Battery Disable (not connected on older units)
  • Data Interface: RS232 (RS485 optional), 9600 to 57600 baud

Environmental

  • Operating Temperature: 0 to 35 C
  • Maximum Depth: 330 m (500 m and 4,000 m options available)

Data Logging

  • Standard memory stores 14,000 samples of optical channels and depth (optional flash memory adds non-volatile storage of millions of samples).
  • Variable, programmable sampling rates.
  • Max sampling rate 10 Hz.
  • Continuous or burst-mode sampling controlled by real-time clock or manual switch.
Copyright © 1998-2019 by Hydro-Optics, Biology, & Instrumentation Laboratories All rights reserved.
All specifications subject to change without notice.