A3EF

MEASUREMENT
Operating Principle: 4-electrode electrochemical
Measurement Range: 0-2000 ppm CO
Maximum Overload: 4000 ppm CO
Filter: To remove acid gases
Sensitivity: 0.075 ± 0.025 μA/ppm
Resolution (when using recommended circuitry): 1 ppm
Response Time (T90): <38 seconds
Baseline Offset (clean air): -2 to +17 ppm equivalent
Repeatability: <1% of signal
Linearity: Linear

ELECTRICAL
Recommended Load Resistor: 10 Ω
Bias Voltage: 0 or +250 mV

MECHANICAL
Weight: 25 g
Housing Material: Polycarbonate
Orientation: Any

ENVIRONMENTAL
Typical Applications: Ambient Environmental Monitoring
Operating Temperature Range: -20°C to +50°C
Recommended Storage Temp: 0°C to 20°C
Operating Pressure Range: Atmospheric ± 10%
Pressure Coefficient: 0.02% signal/mBar
Operating Humidity Range: 15 - 90% RH non-condensing

LIFETIME
Long Term Sensitivity Drift: <2% signal loss/year
Expected Operating Life: Two years in air
Storage Life: 6 months in CTL container