SGX Europe Sp. Z o.o. T: +48 (0) 32 438 4778 Building 11 Ligocka St. 103, E: sales.is sgxsensortech.com 40-568 Katowice, www.sgxsensortech.com Poland SGX-7NH3-100 Datasheet OUTLINE Industrial Ammonia (NH3) Sensor All dimensions are in mm All tolerances are 0.15mm PERFORMANCE Output signal 115 45 nA / ppm Typical Baseline Range 1ppm NH equivalent 3 (pure air) T90 Response Time < 90 seconds Measurement Range 0 - 100 ppm Maximum Overload 200 ppm Linearity Linear Repeatability 10% Recommended Load 10 ohms Resistor Resolution (Electronics 1 ppm dependent) OPERATING CONDITIONS Temperature Range -40C to +50C Pressure Range 800 to 1200 mbar Operating Humidity Range 15% to 90% RH LIFETIME INTRINSIC SAFETY DATA Long Term Output Drift < 20% per annum Max at 2000ppm 0.3 mA Recommended Storage 0C to 20C Max o/c Voltage 1.3 V Temp Expected Operating Life > 24 months in air Max s/c Current <1.0 A SGX Sensortech 2012-2020 DS-0332 SGX-7NH3-100, Issue 1, 20-Mar-2020, Page 1/3 SGX Europe Sp. Z o.o. T: +48 (0) 32 438 4778 Building 11 Ligocka St. 103, E: sales.is sgxsensortech.com 40-568 Katowice, www.sgxsensortech.com Poland CROSS SENSITIVITY DATA GAS CONCENTRATION SGX-7NH3-100 Carbon Monoxide 500ppm 0 ppm Hydrogen Sulphide 15ppm <30 ppm Sulphur Dioxide 20ppm -6 ppm Nitric Oxide 35ppm 0 ppm Nitrogen Dioxide 20ppm -25 ppm Hydrogen 100ppm 0 ppm * See Important Notes Output Temp. Coefficient data SGX Sensortech 2012-2020 DS-0332 SGX-7NH3-100, Issue 1, 20-Mar-2020, Page 2/3