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In-Situ Fluorometer for Oil Detection

OilSys - Enviroflu-HC is a new generation of highly sensitive submersible sensors for oil-in-water measurement

The UV fluorescence principle, used for detection, is much more sensitive than any other existing detection principle, like infrared scattering, etc. This allows the detection of very low levels of PAH (single ppb levels) for use in drinkingwater or condensate applications. Typical applications are discharge monitoring of airports and factories, leakage detection and many others. The sensors can be used either in stationary or portable applications. A new innovative coating on the lenses helps prevent the optics from fouling. This together with the air cleaning option makes the enviroFluHC very robust and deployable for long periods of time.
FEATURES
  • miniaturized design
  • RS232 interface
  • 0..5VDC interface
  • Ø 4..20mA interface
  • high sensitivity
  • low power consumption
  • low cost
  • electronic daylight compensation
  • fast acquisition
  • RS232 auto power down, if not connected / used
  • newest anti fouling technology with nanocoating
  • Air cleaning option
BENEFITS
  • low maintenance costs (no chemical reagents or cleaning solvents needed)
  • No frequent calibrations needed
  • Detects many hydrocarbons
APPLICATIONS
  • drinking water
  • waste water
  • airport monitoring
  • cooling water
  • desalination
  • refineries
  • pipeline leakage detection
  • bilge water monitoring
SPECIFICATIONS
Light source: miniature Xenon-flash lamp with interference filter (peak wavelength 254nm, 25nm FWHM) Output energy controlled by internal reference diode
Detector: UV photodiode with interference filter (peak wavelength 360nm, 50nm FWHM)
Ranges (calibrated to Phenanthren solution)
enviroFlu-HC 500: 0..50ppb and 0..500ppb
enviroFlu-HC 5000: 0..500ppb and 0..5000ppb
auto ranging (only with RS232) or pre-set
Detection limits: 0.1ppb (in pure water)
Values can be transformed to total-oil concentrations giving typical detection ranges of uo to 200ppm total oil
Interfaces:
RS232
0..5VDC
4..20mA
Voltage: 9..36VDC
Housing: seawater resistant plastic and stainless steel (1.4571) or titanium
weight: approx. 1.8kg in air (stainless steel version)
size: 68 x 280mm (without connector)
Operation temperature: 0 - 40°C
Depth rating: 300m (deepsea version: 6000m

Versions:

enviroFlu-HC 500: 0..50ppb and 0..500ppb, stainless steel version
enviroFlu-HC 5000: 0..500ppb and 0..5000ppb, stainless steel version
enviroFlu-HC Ti 500: 0..50ppb and 0..500ppb, titanium version
enviroFlu-HC Ti 5000: 0..500ppb and 0..5000ppb, titanium version
enviroFlu-HC deepsea: deepsea version, titanium, depth rating:
6000m (available with both measuring ranges)

Accessories:

power supplies: PS201
MERLIN handheld: only usable with additional battery pack
flow through unit
HC-panel: PVC panel for installation of the enviroFlu-HC with flow through unit and TriBox2
air cleaning head
safety armature for in pipe installation: PN16
TriBox 2

Contact Envitech or log on to our download pages for the technical brochures

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© Envitech Ltd: 2009-2010

 

 

 

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