| Optical sensor, laser diode |
|
| Wavelength: |
650 nm |
| Output power (peak): |
0.2 mW |
| Laser Class: |
1 (IEC/EN 60825-1:2014) |
| Measuring surface (W x D): |
180 x 30 mm (54 cm2) |
| Measuring ranges |
|
| Particle size: |
liquid precipitation: 0.2 … 8 mm
solid precipitation: 0.2 … 25 mm |
| Particle velocity: |
0.2 … 20 m/s |
| Classification: |
32 size and 32 velocity classes |
| Measurement accuracy 1): |
± 1 size class ( 0.2 … 2 mm)
± 0.5 size class ( > 2 mm) |
| Types of precipitation: |
8 precipitation types (drizzle, drizzle/rain,
rain, mixed rain/snow, snow, snow grains,
sleet, hail) |
| Outputs |
|
| Reports: |
WMO 4680/4677 (SYNOP),
4678 (METAR/SPECI) and NWS tables |
| Differentiation of precipitation types: |
drizzle, rain, hail, snow > 97 %
(compared to a weather observer)
Snow depth intensity (volume equivalent) |
| Precipitation intensity: |
0.001 … 1200 mm/h |
| Accuracy 1): |
± 5 % (liquid) /± 20 % (solid) |
| Radar reflectivity Z: |
– 9.999 … 99.999 dBz |
| Kinetic energy: |
0 … 999.999 J/(m2h) |
| Visibility in precipitation (MOR): |
0 … 20.000 m |
| De-icing protection: |
Microprocessor controlled heating |
| Power supply |
|
| Power supply electronics: |
10 … 28 V DC, reverse polarity protection |
| Power consumption |
|
| Power consumption electronics: |
65 mA@24 VDC / typ. 1.6 W |
| Power consumption window heater: |
Max: 4 W@24 VDC / 2W@12 VDC;
Min: 2 W@24 VDC / 1W@12 VDC |
| Heating capacity sensor heads: |
50 W@12 VDC;
100 W@24 VDC |
| Interfaces |
|
| Interfaces (configurable2)): |
RS-485 for all values incl. spectral data (EIA-485; 1,200 … 57,600 Baud)
SDI-12 for calculated values
USB for PC connection (configuration and service)
Output relay for pulse output of the
precipitation amount in 0.1 mm/pulse
with max. 2 Hz pulse rate |
| Physical Information |
|
| Weight: |
max. 6.4 kg |
| Dimensions (H x W x D): |
670 x 600 x 114 mm |
| Environmental conditions: |
|
| Temperature range: |
– 40 … +70 °C |
| Relative humidity: |
0 … 100 % |
| Protection: |
IP65 |
| Lightning protection: |
integrated |
| Installation: |
2 inch pipe, Ø 50 … 62 mm |
| Standards: |
EN 61326-1: 2013, CE compliant
2014/30/EU, CE compliant |
| _________________ |
|
| 1) |
Proof under laboratory conditions using an OTT test system with reference particle simulation of 0.5 mm, 1.0 mm, 2.0 mm and 4.0 mm |
| 2) |
ASDO configuration software supplied (basic version) |
