Features
- Dual Polarization
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High precision rain observation & accurate measurements
The Dual Polarization of the WR2120 recovers signal intensity loss and attenuation caused by heavy rain.
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Particle classification
Several data such as echo strength or phase difference, provided by the WR2120, can be utilized to assess the nature of the detected particle and deduct whether it is Snow, Hail or Rain.
- Easy installation
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- Very compact and lightweight (ø1m, 65 kg)
- No heavy equipment required for installation
- Compatible with regular power outlet
- Reduced operating costs
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- Solid-State
-Reliable, less maintenance, long life solid-state transmission device
-Low power consumption（100V, 200W）
- Solid-State
- High resolution & accurate measurements
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- Outputs dual polarimetric Doppler information (Zdr, Kdp) for computing diameter of precipitation particles as well as discriminating types of precipitation (rain, snow, etc.)
- 3D scan to observe the vertical structure of a cumulonimbus
- Various software applications available
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Various data format compatibilities
Various data formats used in major software packages, such as Baron Lynx and Vaisala IRIS Focus, are available
- Carbon fiber antenna dish
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- Reduction of the antenna weight
- Reduction of damage and mechanical stress due to shocks and vibrations
Specifications
| Antenna Polarization | Dual polarimetric (Vertical and Horizontal), Simultaneous transmission/receiving |
|---|---|
| Operating Frequency | 9.4 GHz band |
| Pulse Width | 0.5-50 us |
| Pulse Repetition Frequency (PRF) | 2000 Hz max. |
| Beam Width | 2.7° (both horizontal and vertical beams) |
| Peak Output Power | 100 W (both horizontal and vertical beams) |
| Vertical Scan Angle | -2°to 182° (adjustable) |
| Horizontal Scan Angle | 360°(continuous) |
| Antenna Rotation Speed | 0.5-10 rpm (adjustable) |
| Observation Range | 70 km max |
| Scan Modes | PPI, Volume Scan, Sector PPI, Sector RHI |
| Output Parameters | Reflectivity factor Zh (dBZ), Doppler velocity V (m/s),Doppler velocity width W (m/s), Cross polarization differencephase ødp (deg), Specific differential phase KDP (deg/km),Correlation coefficient between two polarizations ρhv, Horizontal and VerticalDifferential reflectivity ZDR (dB), Rainfall intensity R (mm/h) |
| Doppler Speed | +/-64 m/s |
| Available Data Formats | Binary, CSV, JPEG, CF/Radial, Opera Odim HDF5, NEXRAD Level2 |
| Operating Temperature | -10 to +50°C (Start-up), -25 to +50°C (In operation) |
| Maximum Wind Survival Speed | 90 m/s |
| Sensitivity-reflectivity | Typ. 22 dBZ@50 km @Q0N 50 us 2 MHz (SNR = 4dB) |
| Gain | ≧ 33.0 dBi |
| Transmitter Type | Solid state |
| Power Supply | 100-240 VAC, Single Phase, 50/60 Hz |
| Power Consumption | 650 W max., 470 W typ. |
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System configurations
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