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OFS SPECIFICATIONS

 

 

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Technique Optical Scintillation
Range 0.1 to 40 m/s velocity
Accuracy +/-0.1 m/s basic or <5% of reading, whichever is greater
Long Term Drift < 1% per year
Stack/Duct Diameter 1 - 10 m standard (consult factory for other ranges)
Light Source 670nm red LED, 5 degree divergence
Optics Quartz
Calibration Automatic 2-point calibration once per day
Diagnostics Continuous monitoring of sensor status including power supply voltage check, performance check, optics contamination, etc.
Ambient Temperature -40 to 60 C
Temperature/Pressure No effect
Moisture 0-99%
Transparency Up to 95% opacity
Output RS-232 ASCII, fixed data string, 4-20ma output or Fiber Optic Output
Operation Remote display with user-selectable key pad
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