WEATHER SENSOR



Smart Environmental Monitoring Unit for Industrial and Urban Applications
Model Number : FRT RDM308
Overview
This intelligent monitoring unit is designed for harsh-site environmental surveillance, including construction areas and urban centers. It features multi-parameter capabilities to track wind direction and speed, temperature, humidity, solar radiation, rainfall, ultraviolet levels, and ambient particulate matter (PM2.5, PM10), along with noise pollution. With its compact structure and modular design, the device ensures easy installation, flexibility in data access, and reliable performance. It is ideal for scenarios that demand accurate, real-time air quality monitoring and data integration into smart infrastructure.
Characteristic
- Modular system, easy to expand and configure
- All-in-one sensor, low maintenance
- Multiple wireless communication options (Wi-Fi/GPRS)
- Low power design, suitable for long-term deployments
- RS485 Modbus output for industrial integration
Applications

Technical Parameters
General
Measurement | Detection range | Resolution | Accuracy | Measurement principle |
Temperature | -40℃~+85℃ | 0.1℃ | ±0.2℃ | Rtd |
Humidity | 0%~100%Rh | 0.1%Rh | ±2%Rh | Capacitance |
Pressure | 300~1200hpa | 0.1hpa | ±0.3%hpa | Silicon piezoresistive type |
Wind direction | 0~360° | 1° | ±3° | Ultrasonic |
Wind speed | 0~75m/s | 0.1m/s | ±0.3m/s or 3% | Ultrasonic |
Rainfall | 0~5mm/min | 0.1mm/0.01mm | ±5% | Optics / Piezoelectric / Radar |
Radiation | 0 ~ 2000w/m2 | 1w/m2 | ±5%F.S | Photodetector |
UV | 0 ~ 15 level | 1 level | ± 1 level | Photoresistor |
Pm2.5/10 | 0~1000μg/m3 | 0.3μg/m3 | ±10μg/m3 | Laser scattering |
Noise | 30 ~130dB | A-weighting (simulating human ear) | ±1.5dB | Capacitive type |
Optional functions include GPRS-a01, WiFi-a02, Ethernet-a03, electronic compass-b01, GPS-b02, and battery-d01 |
Parameter | Specification |
---|---|
Installation compatibility | Suitable for pole diameter 60–76 mm |
Power input | 9–30 VDC (solar/220 V optional) |
Interface options | RS485, RS232, SDI12, 4–20 mA, 0–5 V (selectable) |
Energy usage | <0.4 W |
Operating temperature | -50°C to +80°C |
Humidity range | 0–100% RH |
Product dimensions | 140 mm (W) × 140 mm (D) × 403 mm (H) |
Weight | Approx. 1.35 kg |
Default cable length | 3.5 m (extendable) |
IP protection level | IP65 |
Application fields | Construction zones, air quality stations, roadside units |
Protocol support | Compatible with ASCII & Modbus RTU simultaneously |
FAQ
1. who are we?
We are based in Beijing, China, start from 2015,sell to Southeast Asia(18.00%),North America(14.00%),Southern Europe(10.00%),Mid East(10.00%),South America(9.00%),Central America(8.00%),Eastern Europe(8.00%),Western Europe(8.00%),South Asia(5.00%),Africa(3.00%),Eastern Asia(3.00%),Northern Europe(2.00%),Domestic Market(1.00%),Oceania(1.00%). There are total about 51-100 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Meteorological sensor,Gas sensor,Agrometeorological station,Optical rain sensor,Data logger
4. why should you buy from us not from other suppliers?
Fronttech (Beijing) Co., Ltd is with high degree of product integration, strong research and development capabilities, quick delivery time, Professional product testing system, and a sound quality and after-sales protection system.
5. what services can we provide?
Accepted Delivery Terms: EXW;
Accepted Payment Currency:null;
Accepted Payment Type: T/T,MoneyGram,Credit Card,PayPal;
Language Spoken:English,Chinese
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Products
Option | Temperature | Humidity | Air pressure | Wind | Rain | RadiationLight | UV | Pm2.5Pm10 | Noise | TSP |
RDM200 | ✔ | |||||||||
RDM300 | ✔ | ✔ | ||||||||
RDM305 | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ||||
RDM306 | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | |||
RDM307 | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ||
RDM308 | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ |
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