Formaldehyde (CH2O) Gas Sensor - SS21F8
? ?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%
- Model Number: SS21F8
- Data Sheet:
- Quantity:
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Product Specification
SS21F8 Formaldehyde (CH2O) Gas Sensor Applications
? Ideal for portable instrument
? Indoor air monitoring applications
SS21F8 Formaldehyde (CH2O) Gas Sensor 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°C to +50°C |
| 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°C to 20°C |
| 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 |
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