Introducing the MAQ400DUL, a digital air quality module designed for high sensitivity and low power consumption. Utilizing advanced semiconductor gas-sensitive elements, this module offers digital UART interface output with user calibration capabilities. It is highly sensitive to formaldehyde, benzene, carbon monoxide, ammonia, hydrogen, alcohol, cigarette smoke, and fragrances. The module is calibrated for excellent consistency and high sensitivity, making it ideal for air purifiers, ventilation systems, air quality monitors, and smart integrated ceilings.
Advanced Sensing Technology: Utilizes advanced semiconductor gas-sensitive elements for high sensitivity and accuracy.
Low Power Consumption: Designed for energy efficiency, ensuring long-term, cost-effective operation.
Fast Response and Recovery: Quick response time of less than 20 seconds and recovery time of less than 60 seconds.
User Calibration: Features user calibration capabilities for more precise measurements.
Wide Range of Detectable Gases: Highly sensitive to a variety of gases including formaldehyde, benzene, carbon monoxide, and ammonia.
Digital Output: Provides digital UART interface output for easy integration into various systems.
Long Lifespan: Designed for durability, with a lifespan of over 2 years.
Parameter | Specification | Remarks |
---|---|---|
Detected Gases | Formaldehyde, Benzene, CO, Ammonia, etc. | |
Operating Voltage | 4.8 ~ 5.2 V DC | |
Operating Current | ≤ 70mA (Average) | |
Preheat Time | 3 min | |
Response Time | < 20s | |
Recovery Time | < 60s | |
Sensitivity Decay | ≤ 1%/Year | |
Output Data | 0 ~ 9.999 mg/m3 | |
Communication Interface | UART 9600 Baud Rate | |
Operating Conditions | 0 ~ 50℃ / 15 ~ 90% RH (No Condensation) | |
Storage Conditions | -20 ~ 50℃ / < 60% RH (No Condensation) | |
Weight | ≤ 20g | |
Dimensions | 22.5×12×17.6 (mm) | |
Lifespan | > 2 Years | |
Terminal Specifications | 4 PIN 2.54mm |
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