speci:
Optical techniques Shine
The range of 0.1 to 40 m / s speed
Accuracy +/- 0.1 m / s base or <5% of reading, whichever is greater
Long Term Drift <1% per year
Stack / Duct Diameter 1-10 m standard
The light source 670 nm red LED, 5 degrees difference
optical Quartz
Automatic calibration 2-point calibration once per day
Diagnostic continuous monitoring sensor status including power supply voltage check, performance check, optics contamination, etc.
Ambient temperature -40 to 60 C
Temperature / Pressure No effect
Humidity 0-99%
Transparency Up to 95% opacity
Output ASCII RS-232, the data string fixed, 4-20mA output or output Fiber Optic
Operation remote display with user-selectable keypad