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Weather Stations
NBL-W-10GUWS 10-in-1 Ultrasonic Weather Station is highly accurate and multi-functional, integrating wind speed sensor, wind direction sensor, temperature sensor, relative humidity sensor, barometric pressure sensor, PM2.5 sensor, PM10 sensor, noise sensor, rainfall sensor, and solar radiation sensor/illumination sensor. It is widely used in many fields such as meteorology, environment, airports, ports, laboratories, traffic management, industry and agriculture, and traffic m···
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The NBL-W-10GUWS 10-in-1 ultrasonic weather station sensor combines meteorological, rainfall, particulate matter, environmental noise and solar/light measurements in one compact outdoor unit.
The standard 10-parameter configuration measures wind speed, wind direction, air temperature, relative humidity, barometric pressure, PM2.5, PM10, environmental noise and rainfall, plus either solar radiation in W/m² or illuminance in Lux. Solar radiation and illuminance are alternative configurations and are not supplied together as separate parameters in the standard 10-in-1 model.
Wind speed and direction are measured using ultrasonic transit-time technology with a wind speed range of 0–60 m/s, while rainfall is detected using piezoelectric raindrop impact measurement. The sensor provides RS485 Modbus RTU communication for integration with compatible data loggers, PLCs and IoT gateways.

| Parameter | Measurement Range | Accuracy | Resolution |
| Wind Speed | 0–60 m/s | ±0.3 m/s + 3% F.S. | 0.01 m/s |
| Wind Direction | 0–359° | ±3° | 1° |
| Air Temperature | -40 to 80°C | ±0.5°C | 0.1°C |
| Relative Humidity | 0–100% RH | ±5% RH | 0.1% RH |
| Barometric Pressure | 10–1100 hPa | ±1.5 hPa | 0.1 hPa |
| PM2.5 | 0–1000 µg/m³ | ±10% | 1 µg/m³ |
| PM10 | 0–2000 µg/m³ | ±10% | 1 µg/m³ |
| Noise | 30–130 dB | ±5 dB | 0.1 dB |
| Rainfall | 0–8 mm/min | ±10% | 0.01 mm |
| Solar Radiation* | 0–1500 W/m² | ±10% | 1 W/m² |
| Illuminance* | 0–200,000 Lux | ±7% | 10 Lux |
*Configuration note: Solar radiation and illuminance are alternative tenth parameters. Select one according to the project requirement. They are not both included in the standard 10-in-1 configuration.
| Model | NBL-W-10GUWS |
| Product Type | 10-in-1 Ultrasonic Weather & Environmental Sensor |
| Measured Parameters | Wind Speed, Wind Direction, Temperature, Humidity, Pressure, PM2.5, PM10, Noise, Rainfall + Solar Radiation or Illuminance |
| Wind Measurement Principle | Ultrasonic Transit-Time Measurement |
| Rainfall Measurement | Piezoelectric Raindrop Impact Detection |
| Power Supply | DC 9–24V |
| Signal Output | RS485 |
| Communication Protocol | Modbus RTU |
| Baud Rate | 9600 bps |
| Average Power Consumption | 0.4 W without PM sensor / Approx. 1 W with PM sensor |
| Operating Temperature | -40 to 80°C |
| Operating Humidity | 0–95% RH |
| Protection Rating | IP65 |
This all-in-one ultrasonic weather station sensor combines meteorological, air-quality, noise, rainfall and solar/light monitoring in one device. It is intended for projects where multiple environmental variables need to be collected from one compact monitoring point.
| Parameter | What It Measures | Typical Application |
| Wind Speed | Wind velocity up to 60 m/s | Meteorology, ports, airports and transportation |
| Wind Direction | Direction from which the wind is blowing | Meteorology and pollutant dispersion monitoring |
| Temperature | Ambient air temperature | Weather, agriculture and environmental monitoring |
| Humidity | Atmospheric relative humidity | Agriculture and environmental monitoring |
| Barometric Pressure | Atmospheric pressure | Meteorological and aviation monitoring |
| PM2.5 | Fine airborne particulate matter | Air-quality monitoring |
| PM10 | Coarse inhalable particulate matter | Dust and environmental monitoring |
| Noise | Environmental sound level in dB | Traffic, industrial and environmental monitoring |
| Rainfall | Piezoelectric rainfall measurement | Weather, agriculture and hydrometeorological monitoring |
| Solar Radiation / Illuminance | Solar irradiance in W/m² or visible light intensity in Lux | Agriculture, solar and environmental monitoring |
The ultrasonic wind measurement section compares the transit time of sound signals between opposing transducers. Airflow changes the travel time of the ultrasonic signals, allowing wind speed and wind direction to be calculated without conventional rotating wind cups or a mechanical wind vane.
The ultrasonic weather station sensor measures wind speed from 0 to 60 m/s with 0.01 m/s resolution, making it suitable for meteorological, aviation, port, transportation and environmental monitoring.
The integrated rainfall channel uses piezoelectric ceramic kinetic detection. Raindrops striking the sensing surface generate impact signals that are processed to determine rainfall.
Unlike a conventional tipping bucket rain gauge, this integrated rainfall measurement does not require a mechanical tipping mechanism. The Modbus data structure provides both cumulative rainfall and real-time rainfall values.
The ultrasonic weather sensor with PM2.5 and PM10 combines meteorological measurements with particulate matter monitoring, allowing weather conditions and ambient particle concentrations to be collected through one integrated device.
| Parameter | Range | Resolution | Typical Use |
| PM2.5 | 0–1000 µg/m³ | 1 µg/m³ | Fine particulate monitoring |
| PM10 | 0–2000 µg/m³ | 1 µg/m³ | Dust and ambient particulate monitoring |
For projects requiring reference-method equivalence, regulatory particulate monitoring, certified calibration or specific environmental compliance, provide the applicable requirement before model selection.
The integrated noise channel measures environmental sound levels from 30 to 130 dB with 0.1 dB resolution. This allows sound level information to be monitored together with weather and particulate matter data.
For projects requiring LAeq, Lmax, Lmin, frequency weighting, time weighting or specific regulatory acoustic indicators, provide the required specification before model selection.
The tenth parameter can be configured as either solar radiation or illuminance. These are different physical measurements and should be selected according to the project requirement.
| Measurement | Unit | Typical Application |
| Solar Radiation | W/m² | Meteorology, solar energy, evapotranspiration and agricultural monitoring |
| Illuminance | Lux | Visible light and ambient lighting monitoring |
| PAR / PPFD | µmol/m²/s | Requires a dedicated PAR sensor |
| Feature | Value |
| 10-in-1 Monitoring | Meteorological, PM, noise, rainfall and solar/light monitoring in one sensor |
| 0–60 m/s Wind Range | Suitable for meteorological, aviation and transportation monitoring |
| Ultrasonic Wind Measurement | No conventional rotating wind cups or mechanical wind vane |
| PM2.5 + PM10 | Integrated particulate matter monitoring |
| Noise | 30–130 dB environmental sound level measurement |
| Piezoelectric Rainfall | Integrated rainfall measurement without a mechanical tipping mechanism |
| Solar Radiation / Illuminance | Select one according to the monitoring requirement |
| RS485 Modbus RTU | Digital integration with compatible data loggers, PLCs and IoT gateways |

The ultrasonic weather sensor with RS485 Modbus can connect to compatible automatic weather station data loggers, PLCs and IoT gateways. The communication structure supports weather, particulate matter, noise, rainfall and solar/light data according to the selected configuration.
| Communication Item | Specification |
| Interface | RS485 |
| Protocol | Modbus RTU |
| Baud Rate | 9600 bps |
| Data Bits | 8 |
| Parity | None |
| Minimum Communication Interval | 1000 ms |
| Read Function Code | 03 |
| Device Address Range | 0–255 |
| Measurement | Resolution |
| Wind Speed | 0.01 m/s |
| Wind Direction | 1° |
| Air Temperature | 0.1°C |
| Relative Humidity | 0.1% RH |
| Barometric Pressure | 0.1 hPa |
| PM2.5 | 1 µg/m³ |
| PM10 | 1 µg/m³ |
| Noise | 0.1 dB |
| Illuminance | 10 Lux when selected |
| Cumulative Rainfall | 0.01 mm |
| Real-Time Rainfall | 0.01 mm |
| Solar Radiation | 1 W/m² when selected |
| Wire Color | Function |
| Red | Power Positive |
| Black | Power Negative |
| Yellow | RS485 A+ |
| Blue | RS485 B- |
Use the markings on the supplied communication cable as the final wiring reference. Complete and verify all wiring before applying power.
The integrated sensor housing has an approximate maximum diameter of 160 mm, an overall height of 286 mm and a lower mounting interface of approximately 60 mm.

Install the ultrasonic weather station sensor vertically in an open and representative monitoring location. The site should provide unobstructed airflow, direct rainfall exposure, representative ambient air for PM measurement and suitable exposure for the selected solar radiation or illuminance channel.
| Installation Item | Recommendation |
| Mounting | Install the sensor securely on a stable vertical mounting pipe. |
| North Alignment | Align the sensor's north reference point with geographic north before final fixing. |
| Wind Exposure | Avoid nearby trees, poles, buildings and other structures that may disturb airflow. |
| Rainfall Exposure | Keep the rainfall sensing surface directly exposed to precipitation and free from overhead obstruction. |
| PM Monitoring | Ensure representative ambient air can reach the particulate sensing section. |
| Noise Monitoring | Avoid unintended local noise sources unless they are the intended measurement target. |
| Solar / Light Exposure | Avoid unintended shading when solar radiation or representative illuminance measurement is required. |
| Radar / Radio Equipment | Do not install on the same plane as radar scanning equipment and maintain at least 2 m separation. |
| Vibration | Avoid strong mechanical vibration sources. |
| Cable | Provide suitable strain relief and protect outdoor wiring from mechanical damage. |

10-in-1 Ultrasonic Weather Station Sensor → RS485 Modbus RTU → Data Logger / PLC / IoT Gateway → Cloud Platform or Private Server
The sensor itself provides measurement data through RS485 Modbus RTU. Remote transmission through 4G, Ethernet, Wi-Fi or LoRaWAN requires a compatible data logger or IoT gateway; these communication functions are not built into the sensor itself.
Thisenvironmental monitoring weather sensoris suitable for projects requiring meteorological, particulate matter, noise, rainfall and solar/light data from one monitoring point. Typical applications include automatic weather stations, agriculture, urban environmental monitoring, airports, ports, transportation and industrial sites.
Automatic Weather Stations • Agricultural Monitoring • Air Quality Monitoring • Environmental Monitoring
Airports & Aviation • Ports & Harbors • Transportation Monitoring • Industrial Sites

| Parameter | 9-in-1 NBL-W-91GUWS | 10-in-1 NBL-W-10GUWS |
| Wind + Temperature + Humidity + Pressure | Yes | Yes |
| PM2.5 / PM10 | Yes | Yes |
| Rainfall | Yes | Yes |
| Noise | No in standard 9-in-1 configuration | Yes |
| Solar Radiation / Illuminance | Choose One | Choose One |
| Typical Selection | Weather + rainfall + PM + solar/light | Weather + rainfall + PM + noise + solar/light |
| Project Requirement | Recommended Selection |
| Weather + PM2.5 + PM10 + Noise + Rainfall + Solar Radiation | NBL-W-10GUWS with Solar Radiation |
| Weather + PM2.5 + PM10 + Noise + Rainfall + Illuminance | NBL-W-10GUWS with Illuminance |
| PAR / PPFD Required | Add a dedicated PAR sensor |
| Regulatory PM Monitoring Required | Confirm reference method, calibration and certification requirements before selection |
| Regulatory Noise Monitoring Required | Specify required acoustic indicators such as LAeq, Lmax or frequency/time weighting before selection |
| Complete Remote Monitoring Station | Add a compatible data logger, communication gateway, power system and mounting structure |
A1. It measures wind speed, wind direction, air temperature, relative humidity, barometric pressure, PM2.5, PM10, environmental noise and rainfall, plus either solar radiation or illuminance.
A2. Solar radiation and illuminance are alternative tenth parameters. Only one is selected for the standard 10-in-1 configuration.
A3. Wind speed is measured from 0 to 60 m/s with a resolution of 0.01 m/s.
A4. Rainfall is measured using piezoelectric raindrop impact detection rather than a conventional mechanical tipping bucket.
A5. PM2.5 is measured from 0 to 1000 µg/m³ and PM10 from 0 to 2000 µg/m³.
A6. The integrated noise channel measures sound level from 30 to 130 dB with 0.1 dB resolution.
A7. Yes. It provides RS485 Modbus RTU communication at 9600 bps for compatible data loggers, PLCs and IoT gateways.
A8. No. Solar radiation is measured in W/m², illuminance in Lux and PAR/PPFD in µmol/m²/s. A dedicated PAR sensor is required for PAR measurement.
A9. No. The sensor provides RS485 measurement data. Remote communication requires a compatible data logger or IoT gateway with the required communication method.
A10. Both can include weather parameters, rainfall, PM2.5, PM10 and either solar radiation or illuminance. The 10-in-1 NBL-W-10GUWS additionally includes environmental noise measurement.
NBL-W-10GUWS-10-in-1-Ultrasonic-Weather-Station-Sensor-Instruction-Manual.pdf
For quotation and model selection, specify whether the tenth parameter should be solar radiation or illuminance, together with the required quantity, power supply, cable length, installation environment and the PLC, data logger or IoT gateway that will receive the RS485 Modbus data. If PAR, regulatory particulate monitoring, specific acoustic indicators, calibration or other project requirements apply, include them with the inquiry.
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Next:7-in-1 Ultrasonic Weather Station Sensor RS485 | NBL-W-71GUWS
Sensors & Weather Stations Catalog
Agriculture Sensors and Weather Stations Catalog-NiuBoL.pdf
Weather Stations Catalog-NiuBoL.pdf
Agriculture Sensors Catalog-NiuBoL.pdf
Water Quality Sensor Catalog-NiuBoL.pdf
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