大气透射仪 型号:LT31
Single baseline for the measurement range 10...10 000 m MOR
State-of-the-art white light source
Automatic alignment with quality control as a standard feature
Automatic calibration as a standard
Window contamination compensation
Sophisticated self-diagnostics
Internal back-up battery
Meets the ICAO ad WMO requirements for RVR and visibility
Based on decades of field experience
Compatible with Vaisala Transmissometer MITRAS and SKOPOGRAPH II Flamingo
Visibility (MOR) measurement
Measurement range:
30 m baseline length (optimal)
50 m baseline length
75 m baseline length
Accuracy
10 ... 10 000 m
25 ... 10 000 m
37.5 ... 10 000 m
specifications for RVR and Visibility
Present weather (optional)
Identifies
7 different types of precipitation (rain, freezing rain, drizzle, freezing drizzle, mixed rain/snow, snow, ice pellets)
Message formats
LT31
MITRAS
SKOPOGRAPH II Flamingo
Standard incl. full status report
standard message (for replacement)
standard message (for replacement)
Operating environment
Temperature
Humidity
Wind
-40...+60 °C
0...100 %RH
60 m/s
Inputs and outputs
Operating voltage
Power consumption
Outputs
100/115/230 VAC
max. 800 W with all options
RS-232/RS-485/modem (optional)
Mechanics
Single baseline for full measurement range:
Baseline length
Measurement height
Weight:
Transmitter unit LTT111
Receiver unit LTR111
30 ... 75 m (30 recommended)
2.5 m
85 kg
82 kg
