YJJ FS7002L-D 0-15m/s Gas Velocity Sensor MEMS Chip for HVAC Vent Duct Air-speed Monitoring Equipment

Product Description:

YJJ FS7002L-D 0-15m/s Gas Velocity Sensor MEMS Chip for HVAC Vent Duct Air-speed Monitoring Equipment

Features:

I. Basic Performance Specifications
Detection Principle: MEMS micro-electromechanical thermal sensing chip, specifically designed for clean and dry air, and gas flow rate measurement
Flow Rate Range: 0 - 15 m/s
Output Type: L-lineal analog voltage output, 0 - 3.3 VDC
Repeatability Error: ≤ ±3.0 %FS
Accuracy: ±(2.0% reading + 0.5% full scale)
Response Time: ≤ 20ms, with sensitive flow rate sensing and rapid feedback
Preheating Time: Measuring accuracy after power-on preheating for 60 seconds
II. Electrical Parameters
Power Supply Voltage: 5 VDC ±1%
Operating Current: < 50 mA
Pin Definition: 3-pin interface; 2.54mm pin pitch
Insulation Performance: Insulation resistance between the housing and pins ≥ 20MΩ under 500V DC conditions
III. Environmental Parameters
Operating Temperature: -20℃ ~ +70℃
Storage Temperature: -20℃ ~ +80℃
Maximum Pressure: 50kPa
Applicable Humidity: < 95% RH, no condensation
Calibration Reference: Standard air, 20℃, standard atmospheric pressure 101.325kPa
IV. Structural Features
Micro integrated module, anti-blockage structure, small size for easy embedded installation
Suitable for fine pipeline gas detection, less likely to be blocked by fine dust in the flow path
V. Compatible Application Scenarios
Projector cooling air duct blockage monitoring, air purifier, fan speed feedback, ventilation pipeline airflow detection, laboratory equipment, HVAC equipment, air compressor, small household appliance air volume monitoring, industrial equipment duct failure alarm

Specifications: