Performance parameters: Sensitivity: 700 ± 250 nA/ppm Typical Baseline Range (Air): ± 2 ppm H2S T90 time: < 30 seconds Measuring range: 0-100 ppm Overload: 500 ppm Environmental Data: Continuous operating temperature: -30 ° C to + 50 ° C Pressure range: 800 to 1200 mbar Operating Humidity: 15% to 90% RH Life Data: Life expectancy: > 24 months in the air Standard warranty: 12 months