KH.QX-2 Mechanical Wind Speed and Wind Direction Sensor | RS485 MODBUS Weather Monitoring

Product Introduction

The KH.QX-2 Mechanical Wind Speed and Wind Direction Sensor is a durable and cost-effective instrument designed for real-time wind monitoring. Using a proven mechanical measurement principle, it converts rotational and directional motion into electrical signals to provide accurate wind speed and direction data. With strong weather resistance and RS485 MODBUS communication, it is widely used in meteorological stations, transportation safety monitoring, agriculture, industrial ventilation, and smart environmental systems.

Key Features

High reliability mechanical sensing: Mature measurement structure ensures stable and accurate performance under all-weather conditions.
Cost-effective solution: Lower operating cost compared to ultrasonic or radar sensors while maintaining high measurement precision.
Easy installation and maintenance: Simple mechanical structure supports fast setup and convenient field maintenance.
Durable outdoor construction: Polymer engineering plastic housing resists UV exposure, corrosion, and mechanical impact.
Flexible data transmission: Standard RS485 output compatible with MODBUS protocol for seamless integration into weather stations and IoT systems.
Fast response rate: Supports 0.5-second data update interval for real-time wind monitoring.

Application Scenarios

• Automatic weather stations
• Environmental and meteorological monitoring networks
• Highway, bridge, and tunnel safety monitoring
• Agricultural climate and irrigation systems
• Airport and marine meteorological stations
• Industrial ventilation and building monitoring

Technical Specifications

ParameterSpecification
Power SupplyDC 12V
Working Current55 mA @ DC12V
Operating Temperature-40°C ~ +70°C
Operating Humidity≤100% RH (non-condensing)
Communication InterfaceRS485 (MODBUS)
Data Output Interval0.5 seconds
Housing MaterialPolymer engineering plastic
Starting Wind Speed0.5 m/s
Wind Speed Range0–60 m/s
Wind Speed Resolution0.01 m/s
Wind Speed Accuracy±0.2 m/s
Wind Direction Range0–360°
Wind Direction Resolution0.1°
Wind Direction Accuracy±1°
Average Wind Speed0–60 m/s, resolution 0.01 m/s, accuracy ±0.2 m/s
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