WEATHER SENSOR



Compact Multi-Parameter Dust Sensor for Harsh Industrial Environments
Model Number : FRT RDM305
Overview
The FRT RDM305 is a smart and integrated dust monitoring sensor built for construction sites and industrial environments. It accurately measures key environmental indicators including PM2.5, PM10, temperature, humidity, wind speed, wind direction, and atmospheric pressure. Its compact and rugged design ensures reliable performance even in harsh outdoor conditions. The modular system supports flexible configuration, making it ideal for applications such as urban construction monitoring, mining site air quality checks, and industrial zone pollution assessments.
Characteristic
- Durable and compact structure, ideal for outdoor deployment
- Low power consumption with high accuracy
- Supports multi-parameter monitoring
- Modular configuration, easy maintenance, and installation
- Wireless data transmission options (GPRS, Wi-Fi, Ethernet)
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 |
Pm2.5/10 | 0~1000μg/m3 | 0.3μg/m3 | ±10μg/m3 | Laser scattering |
Wind direction | 0~360° | 1° | ±3° | Ultrasonic |
Wind speed | 0~75m/s | 0.1m/s | ±0.3m/s or 3% | Ultrasonic |
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 |
---|---|
Power Supply | 9–30VDC (Optional: solar panel or AC adapter) |
Wind Speed / Direction | Optional module, suitable for mobile environment sensing |
Temperature Range | -50°C to +80°C |
Humidity Range | 0–100%RH |
Particulate Matter (PM) | PM2.5/PM10: 0–1000μg/m³, Resolution: 0.3μg/m³, Accuracy: ±10μg/m³ |
Barometric Pressure | 300–1200hPa, Resolution: 0.1hPa, Accuracy: ±0.3hPa |
Size | 140mm × 140mm × 350mm |
Weight | Approx. 1.25kg |
Output Interfaces | RS485, RS232, SDI12, 4–20mA, 0–5V selectable |
Communication Options | GPRS, Wi-Fi, Ethernet, GPS (customizable) |
Mounting | Designed for pole diameter 60–76mm |
Protection Level | IP65, dustproof and waterproof |
Data Protocols | Supports both Modbus RTU and ASCII |
Application Fit | Construction air quality control, smart cities, mobile sensing units |
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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FRT RDM Series Dust Monitoring Sensor

The FRT RDM integrated meteorological station is an advanced sensor independently developed by our company, specifically designed for measuring multi-element meteorological data. This meteorological station can simultaneously measure atmospheric temperature, atmospheric humidity, wind speed, wind direction, air pressure, radiation, ultraviolet radiation, etc PM2.5\PM10、 Noise, TSP, and other major meteorological factors.
The design of the FRT RDM integrated meteorological station aims to provide an efficient and reliable solution for environmental data collection, providing excellent technical support for users in the field of environmental monitoring.
Products
Option | Temperature | Humidity | Air pressure | Wind | Rain | RadiationLight | UV | Pm2.5Pm10 | Noise | TSP |
RDM200 | ✔ | |||||||||
RDM300 | ✔ | ✔ | ||||||||
RDM305 | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ||||
RDM306 | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | |||
RDM307 | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ||
RDM308 | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ |
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