Product Introduction
1. Applications of Formaldehyde Gas Sensor SS21F8：
Portable Devices
Indoor Air Quality Detection
| Performance Characteristics | |
| Output Signal | 200±50 nA / ppm |
| Typical Baseline Range (Clean Air) | ≤±2 ppm |
| T90 Response Time | <60 seconds |
| Measurement Range | 0~1000ppm |
| Overload | 2000ppm |
| Linearity | Linear |
| Repeatability | <±3% |
| Recommended Load Resistor | 10ohms |
| Resolution (depending on circuit) | <1 ppm typical |
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Environment
| Temperature Range | -20℃ ~ +50℃ |
| Pressure Range | 800~1200 mbar |
| Humidity Range | 15% to 90% Rh |
Lifetime
| Long-term Output Drift | <5% per year |
| Recommended Storage Temperature | 0~20°C |
| Expected Service Life | >24 months in air |
| Standard Shelf Life | 24 months |
Intrinsic Safety Data
| Maximum at 2000ppm | 0.3mA |
| Output Voltage | <1.3V |
| Supply Current | <1A |
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