NO-A1 Nitric Oxide Sensors

NO-A1 Nitric Oxide Sensor NO sensor PERFORMANCE Sensitivity nA/ppm in 50ppm NO 320 to 480 Response time t90 (s) from zero to 50ppm NO < 45 Zero current ppm equivalent in zero air 0 to +2 Resolution RMS noise (ppm equivalent) < 0.2 Range ppm NO limit of performance warranty 250 Linearity ppm error at full scale, linear at zero and 50ppm NO +15 to +25 Overgas limit maximum ppm for stable response to gas pulse 800 NO-A1 Nitric Oxide Sensor NO sensor LIFETIME Zero drift ppm equivalent change/year in lab air < 0.3 Sensitivity drift % change/year in lab air, monthly test < 5 Operating life months until 80% original signal (24 month warranted) > 24 NO-A1 Nitric Oxide Sensor NO sensor ENVIRONMENTAL Sensitivity @ -20°C % (output @ -20°C/output @ 20°C) @ 50ppm 83 to 94 Sensitivity @ 50°C % (output @ 50°C/output @ 20°C) @ 50ppm 98 to 104 Zero @ -20°C ppm equivalent change from 20°C < 0 to -1 Zero @ 50°C ppm equivalent change from 20°C < 3 to 16 NO-A1 Nitric Oxide Sensor NO sensor CROSS SENSITIVITY H2S sensitivity % measured gas @ 20ppm H2S < 30 NO2 sensitivity % measured gas @ 50ppm NO2 < 5 Cl2 sensitivity % measured gas @ 10ppm Cl2 < 15 SO2 sensitivity % measured gas @ 20ppm SO2 < 3 H2 sensitivity % measured gas @ 400ppm H2 < 0.1 CO sensitivity % measured gas @ 400ppm CO < 0.1 NH3 sensitivity % measured gas @ 20ppm NH3 < 0.1 CO2 sensitivity % measured gas @ 5% Vol CO2 < 0.1 NO-A1 Nitric Oxide Sensor NO sensor KEY SPECIFICATIONS Bias voltage mV (working electrode potential is above ground) +300 Temperature range °C -30 to 50 Pressure range kPa 80 to 120 Humidity range % rh continuous 15 to 90 Storage period months @ 3 to 20°C (stored in sealed pot) 6 Load resistor Ω (recommended) 10 to 47 Weight g < 6

• Range: 250 ppm NO
• Sensitivity: 320 to 480 nA/ppm in 50ppm NO
• Response time t90: < 45s from zero to 50ppm NO
• Resolution: < 0.2 RMS noise (ppm equivalent)
• Temperature range: -30 to 50°C