
Air Sensor Module
Formaldehyde (HCHO) Gas Sensor Module
IAGM1
Features
- Fast response and recovery time
 - High stability & long lifespan
 - Cost-effective with high performance
 - Wide operating ranges :
- Temperature: -10 to +50°C
 - Humidity: 15% to 90%
 - VDD: 3.1V to 3.5V
 
 - Hassle-free operation:
- On-chip data processing
 - No external libraries required
 - No impact on MCU performance
 
 
PRODUCT DETAILS AT A GLANCE
BORN FOR SUPERIOR PERFORMANCE 
IAGM1 is a digital formaldehyde gas sensor. Idea for indoor air quality monitoring, security monitoring or wireless sensor networks to detect formaldehyde concentration near the installation location. This sensor is a proven and maintenance-free technology, designed for high performance and reliability.
IMPLEMENTED WITH SUCCESS IN DYNAMIC ENVIRONMENTS
SPECIFICATIONS
| Model Name | IAGM1 | 
|---|---|
| Detection | Formaldehyde (HCHO) | 
| Principle | Electrochemical | 
| Measurement Range (ppm) | 0.01 ~ 5 | 
| Resolution (ppm) | 0.01 | 
| Accuracy (ppm) | ±0.02±10% of Reading | 
| Response Time (T90) (sec) | <30 | 
| Operation Temperature | -10°C ~ 50°C (Ta) | 
| Operation Humidity (%RH) | 15 ~ 90 | 
| Expected Operating Life | 3 Years | 
| Power Supply (V) | 3.1 ~ 3.5 | 
| Power Consumption (mW) | <100 | 
| Interface | I²C | 
| Dimension (L x W x H/mm) | 32 x 25 x 10 | 
ORDER INFORMATION
P/N  | Description  | 
| EA3-2AASMM40I12D0 | IAGM1 HCHO Sensor Module | 













