Visibility (MOR) measurement

Measurement range (MOR)
Accuracy

5 ... 75 000 m with 1, 3 and 10-minute averaging
+10 % range 5 ... 10 000 m
±20 % range 10 000 ... 75 000 m

Optical

Scattering angle
Optical monitoring

42°
Window contamination measurement and compensation circuitry
Optical path blockage detection
Light source stability control

Operating environment

Temperature
Humidity
Wind

-40...+65 °C
0...100 %RH
60 m/s

Inputs and outputs

Operating voltage
Power consumption
Outputs

100/115/230 VAC +/-10 %, 50-60 Hz
300 W maximum (60 VA + 240 VA defrosting heaters)
Serial line RS-232 or opto-isolated RS-485 (2-wire) or optinal data modem
Separate RS-232 maintenance line

Mechanics

Dimensions
Weight

2.8 (h) x 0.9 (w) x 0.5 (d) m
37 kg, including interface unit, mast and base plate