Networked Low-Altitude Surveillance Radar HT500

Item

Specification

Polarization Type

Scanning type

Dual-transmit dual-receive linear polarization (supports single-transmit dual-receive linear polarization)

Transmitter Type

Fully solid-state

Operating Frequency

Ka-band, selectable frequency within 34.5 GHz to 35.5 GHz, bandwidth ≤ 200 MHz

System Lifetime

≥ 8 years

Detection Range

Surveillance ≥ 20 km, Quantitative ≥ 15 km

Detectable Targets

Clouds, snow, light precipitation, etc.

Near-Range Blind Zone

≤ 150 m

Scanning Mode

Elevation: 0°–180°, Azimuth: 0°–360°

Base Data Product Measurement Range

Reflectivity Factor

-45 dBZ to +35 dBZ

Radial Velocity

-15 m/s to +15 m/s

Spectral Width

0 m/s to 8 m/s

Differential Reflectivity

-8 dB to +8 dB

Differential Phase Shift

-180° to +180°

Specific Differential Phase

-10°/km to +10°/km

Depolarization Ratio

-30 dB to 0 dB (in single-transmit dual-receive mode)

Correlation Coefficient

0 to 1

Base Data Product Resolution

Range

30 m

Angular

≤ 0.4°

Temporal Resolution

≤ 1 min

Reflectivity Factor

0.1 dBZ

Radial Velocity

0.1 m/s

Spectral Width

0.1 m/s

Differential Reflectivity

0.1 dB

Differential Phase Shift

1°

Specific Differential Phase

0.1°/km

Depolarization Ratio

0.1 dB (in single-transmit dual-receive mode)

Correlation Coefficient

0.01

Base Data Product Measurement Accuracy

Reflectivity Factor

±1 dB

Radial Velocity

±0.5 m/s

Spectral Width

±0.5 m/s

Differential Reflectivity

±0.2 dB

Differential Phase Shift

±5°

Specific Differential Phase

±0.2°/km

Depolarization Ratio

±0.2 dB (in single-transmit dual-receive mode)

Correlation Coefficient

±0.01

Physical Measurement Accuracy

Cloud Base Height

±100 m when cloud height < 1000 m; ±10% when cloud height ≥ 1000 m

Cloud Top Height

±100 m when cloud height < 1000 m; ±10% when cloud height ≥ 1000 m

Cloud Amount (Scanning Type)

±20%

Minimum Detectable Reflectivity at Long Range (with 256-point FFT processing, excluding atmospheric attenuation)

≤ -30 dBZ @ 10 km

System Phase Noise

≤ 0.4°

Clutter Suppression Ratio

≥ 42 dB

Power Supply

Single-phase AC 220 V ± 10%, 50 Hz ± 5%

Weight (Standard Configuration, Reference Value)

≤ 2000 kg (excluding radome)

Environmental Requirements

Operating Temperature

Outdoor: -40 °C to +50 °C; Indoor: 0 °C to +40 °C

Storage Temperature

-50 °C to +60 °C

Maximum Humidity (+30 °C)

Outdoor: ≤ 95%; Indoor: ≤ 90%

Wind Gust Resistance

Withstands up to 60 m/s (spherical radome), 30 m/s (conical radome)

Rain Exposure

Maximum precipitation intensity: 6 mm/min

Interference Immunity

Resistant to power supply interference, electromagnetic interference, and radio frequency interference

Other

Waterproof, salt-fog resistant

Peak Power Consumption

≤ 3 kW

MTBF

≥ 2000 h

MTTR

≤ 0.5 h

Installation Method

Fixed or mobile installation supported