JT1431 Onboard wind speed sensor/Airflow velocity sensor
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Product introduction
The JT1431 wind speed sensor can test wind speed, wind temperature, and humidity (optional), and can output alarm TTL level signals. It is used for ventilation equipment fresh air equipment filter monitoring, ventilation duct intelligent fault monitoring, equipment ventilation online monitoring, mechanical circuit and other fan fault monitoring, etc.


Wind speed range: 0-20m/s Wind speed accuracy: 0-5m/s: ±(0.1 m/s +2% reading); >5m/s: ±(0.2 m/s +2% reading), customizable high accuracy.
Wind speed resolution: 0.01m/s Wind speed response: <1s (t63, 1m/s).
Application Areas
The servers in the data room undertake an important mission. High-load operation causes the temperature inside the cabinet to rise sharply. Ensuring good heat dissipation becomes an important consideration. The JT1431 wind speed sensor can be directly integrated into the circuit to control the start or speed of the fan in the chassis, accurately control the temperature, and ensure the optimal performance and service life of the equipment.
JT1431 is a small, high-precision wind speed sensor that can be integrated into a circuit board. It is designed for circuit heat dissipation and control. It can accurately measure the wind speed during circuit heat dissipation and transmit the measured wind speed value to the heat dissipation control system for cooling fan control and heat dissipation efficiency evaluation.
Parameter name |
Technical indicators |
illustrate |
Structural form |
Integrated structure, directional wind speed probe |
|
Wind speed range |
0-15m/s (0-20m/s can be customized) |
|
Wind speed accuracy |
0.1-5m/s: ±(0.1 m/s+2% reading);>5m/s: ±(0.2 m/s +2% reading) |
|
Response time |
<1s(t63,1m/s) |
(t63, 1m/s wind speed, 25°C, tested under standard atmospheric pressure) |
Air temperature range |
-10-60°C |
|
Air temperature accuracy |
±1°C (<1m/s); ±0.5°C (>1m/s) |
|
Test module output signal |
TTL Optional I2C |
|
Supply voltage |
DC3.3-8V, optional 9-18V |
|
Usage Environment |
-20~60℃; 0~90%RH (non-condensing) (other temperature ranges can be customized) |
In non-condensing state |
Temperature compensation |
0—80°C |
|
Interface |
1.27MM 2*3 pins |
|
Structural Materials |
Polymer Materials |
|
Protection level |
The probe meets IP54 requirements and the circuit meets IP65 requirements |
|
Storage temperature |
-30—80°C |
|
Accessories |
No leads |
|
No other accessories |