Gold-plated grid electrode: Improves corrosion resistance and extends service life in outdoor applications.
Multiple wired output options: Supports relay output, voltage output, 4–20mA, RS485 Modbus RTU, NPN output, and combined output options.
Wireless communication options available: Optional LoRa, Bluetooth, WiFi, GPRS, 4G, NB-IoT, and CAT-1 output versions for IoT monitoring systems.
Wide temperature operating range: Operates from -30°C to 70°C with 10–90% RH humidity range.
Easy installation with 15 degree mounting angle: The sensing surface should be installed at a 15° angle to prevent rain or snow accumulation from affecting measurement accuracy.
JW-CQ11(YN10) Rain Snow Sensor is designed for qualitative detection of rain and snow presence in weather monitoring and environmental automation systems. It uses a conductive grid electrode and advanced detection circuit to identify rainfall or snowfall quickly and reliably. With optional automatic heating, IP67 protection, multiple wired and wireless output options, and fast response time under 1 second, it is suitable for meteorological stations, airports, ports, traffic monitoring, agriculture, environmental monitoring, and industrial weather safety systems.
2. Product Overview
JW-CQ11(YN10)Rain Snow Sensor is designed to detect the presence of rain or snow for weather monitoring and automation systems. It uses a conductive grid electrode to provide fast and reliable precipitation status output.
With optional heating, IP67 protection, and multiple output options such as RS485 Modbus RTU, relay, 4–20mA, voltage, NPN, and wireless communication, the sensor is suitable for outdoor use in weather stations, airports, ports, road monitoring, agriculture, and environmental monitoring systems.
Item
Specification
Measurement Parameter
Rain and snow presence
Optional Function
Heating function
Operating Temperature
-30°C to 70°C
Operating Humidity
10–90% RH
Storage Temperature
-40°C to 80°C
Storage Humidity
10–90% RH
Power Supply
12–24V DC
Stabilization Time
<1 second
Response Time
<1 second
Protection Rating
IP67
Recommended Installation Angle
15° from horizontal surface
3. Output Options
Output Type
Description
Relay Output
Normally open relay output
Voltage Output
0–2V 0–5V or 0–10V optional
Current Output
4–20mA current loop
Digital Output
RS485 Modbus RTU
NPN Output
Optional NPN signal output
Combined Output
Example relay plus 4–20mA plus RS485
Wireless Output
Optional LoRa Bluetooth WiFi GPRS 4G NB-IoT CAT-1
4. Application Scenarios
Automatic weather stations
Road weather monitoring systems
Airport runway weather detection
Port and marine weather monitoring
Smart agriculture weather stations
Greenhouse and irrigation automation
Environmental monitoring stations
Industrial outdoor safety systems
Smart city weather and traffic control Rain and snow alarm systems
5. Installation Notes
Install the sensor with the sensing surface at approximately 15 degrees from the horizontal plane. This angle helps prevent rain or snow from accumulating on the sensing surface and improves detection stability.
The installation location should be away from chemical corrosion, strong heat sources, high-voltage equipment, and areas where falling objects or heavy contamination may damage the sensor.
FAQ
Q
1. What is the power supply for the Rain Snow Sensor?
A
The sensor operates on a 12V-24V DC power supply.
Q
2. What is the operating temperature range for the Rain Snow Sensor?
A
The sensor works effectively in temperatures between -30°C to 70°C and humidity levels from 10% to 90% RH.
Q
3. Can I use the sensor in extreme weather conditions?
A
Yes, the sensor is IP67 rated and features a robust design for long-lasting performance even in harsh environments.
Q
4. What types of signal outputs does the sensor support?
A
The sensor offers analog signals (Voltage: 0-2V, 0-5V, 0-10V), RS485 (Modbus-RTU), Relay, and NPN outputs. Wireless outputs include LoRa, Bluetooth, WiFi, GPRS, 4G, NB-IoT, and CAT-1.
Q
5. Is the heating function optional for the Rain Snow Sensor?
A
Yes, the heating function is optional and helps prevent snow or rain from accumulating on the sensor's surface.
Q
6. Is there a warranty for the product?
A
The product comes with a standard warranty, ensuring reliability and long-term usage.
Q
7. Can this sensor be used for other environmental monitoring applications?
A
Yes, this sensor is suitable for meteorological, marine, environmental, airport, port, agricultural, and transportation monitoring.
Q
8. Does this sensor support cloud-based monitoring?
A
Yes, the sensor supports connection to the EuSuo Smart Cloud platform for data monitoring and management.
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