ADVANTAGES AREAS OF APPLICATION The Smart O2 is used for continuous and precise oxygen measurement in industrial processes. The analyzer can be integrated into almost any plant process. Exceptions are Gas mixtures containing silicone gases, fluorocarbons, sulphur oxides or hydrogen, explosive gas mixtures Direct measured value display High cost-effectiveness Zirconium oxide sensor Continuous Long-term stable Low calibration effort Low service costs Compact housing • Chemical industry • Food industry • Biogas plants • Pharmaceutical industry • Recycling industry Fresenius Umwelttechnik GmbH Doncaster-Platz 5 45699 Herten % vww.fresenius-ut.com #greentech Made in Germany

Technical Data GAS ANALYZER SMART O2 Model Smart O2 Sample Gas Inputs 1 (standard), expandable up to 4 Measurement Technology ZrO2: Zirconium oxide ion conductor principle Measurement Uncertainty + / - 0.5% per year of the measuring range end value Detection limit / Resolution 0.1 Vol.-% Measured Value Correction / Pressure Tolerance Standard 0.7 to 1.1 bar (process gas pressure) Internal Sample Gas Pump/ Yes Flow Rate Standard 4 l/min Internal Gas Routing PTFE Internal Filter PE filter 5 pm Connections for Sample Gas Line CK screw connections 6/4 Alternative: cutting ring fittings 6/4 Sample...

Technical Data GAS ANALYZER SMART O2 Electrical Inputs 4 digital inputs 24 V AC/DC Electrical Outputs 1 digital output “ready” (relay) max 48 V / 500 mA 1 digital output “fault” (relay) max 48 V / 500 mA 4 digital outputs (relay) max 48 V / 500 mA, expandable up to 8 Data Interfaces Standard: RS232 Optional: Profibus DP, Ethernet Modbus TCP, Ethernet IP, Profinet, up to 8 analog outputs (galvanically isolated) 4-20 mA, freely configurable via display menu Operational Readiness Measurement readiness reached after 60 s Full specifications reached after 30 min #greentech Made in Germany fresenius...