SS2188 (HCl) Electrochemical Hydrogen Chloride Sensor (0–20ppm)

Performance Characteristics
Output Signal	200±50 nA / ppm
Typical Baseline Range (pure air, @ 20°C)	± 0.5 ppm HCl equivalent
Baseline Shift (-20°C ~ +50°C)	< ±2 ppm typical
Response Time (T90)	< 60 seconds
Filter	None
Measurement Range	0 ~ 20 ppm
Maximum Overload	40 ppm
Linearity	Linear
Repeatability	< ±2% of signal
Recommended Load Resistor	10 Ω
Resolution (Electronics Dependent)	< 0.5 ppm typical
Bias Voltage	0 mV
Environmental
Temperature Range Continuous	-20°C to +50°C
Pressure Range	800 to 1200 mbar
Operating Humidity Range	15% to 90% RH
Lifetime
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 date of dispatch
Intrinsic Safety Data
Maximum at 40 ppm	10 μA
Maximum o/c Voltage	< 1.0 V
Maximum s/c Current	< 0.1 A

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