Formaldehyde(CH2O)
Gas Sensor
Model #SS21F8
Applications
• Ideal for portable instrument
• Indoor air monitoring applications
• Etc.
Specifications
| Performance Characteristics | |
| Output Signal | 200±50 nA / ppm |
| Typical Baseline Range (pure air) | ≤±2 ppm |
| T90 Response Time | <60 seconds |
| Measurement Range | 0-1,000 ppm |
| Maximum Overload | 2,000 ppm |
| Linearity | Linear |
| Repeatability | ≤±3% |
| Recommended Load Resistor | 10 ohms |
| Resolution (Electronics Dependent) | ≤1 ppm typical |
| Environmental | |
| Temperature Range Continuous | -20℃ to +50℃ |
| Pressure Range | 800 to 1200 mbar |
| Operating Humidity Range | 15% to 90% Rh |
| Life Time | |
| Long Term Output Drift | ≤5% per annum |
| Recommended Storage Temp | 0℃ to 20℃ |
| Expected Operating Life | ≥24 months in air |
| Standard Warranty | 24 months from data od dispatch |
| Intrinsic Safety Data | |
| Maximum at 2,000ppm | 0.3mA |
| Maximum o/c Voltage | <1.3V |
| Maximum s/c Current | <1.0A |
