5SF

MEASUREMENT
Operating Principle: 3-electrode electrochemical
Measurement Range: 0-2000 ppm SO2
Maximum Overload: 5000 ppm SO2
Filter: None
Sensitivity: 0.10 ± 0.02 μA/ppm
Resolution: 1 ppm
Response Time (T90): <30 seconds
Baseline Offset (clean air): 0 - 2 ppm equivalent
Maximum Zero Shift (+20°C to +40°C): 5 ppm equivalent
Repeatability: 1% of signal
Linearity: Linear

ELECTRICAL
Recommended Load Resistor: 10 Ω
Bias Voltage: Not Required

MECHANICAL
Weight: 10 g nominal
Orientation: Any

ENVIRONMENTAL
Operating Temperature Range: -20°C to +50°C
Recommended Storage Temp: 0°C to 20°C
Operating Pressure Range: Atmospheric ± 10%
Pressure Coefficient: 0.004% 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