GAS SENSOR                       Select by Target Gas   (semiconductor and electrochemical)    Sensor Socket      Select by Index   (semiconductor and electrochemical)       GAS SENSOR                Infrared Absorbtion Technology                   Detectable gas : carbon dioxide    or combustible gases (methane, ethane,    ethylene, propane, butane, acetylene)  Detection range CO2: 0 - 5000 ppm    combustible gases: 0 - 100% LEL 0 - 100% LEL   Fast response and fast warm-up time   Bus-capable (Modbus-protocol)   Compact size   Operational life > 10 years   smartMODUL datasheet   smartMODUL-detectable gases       GAS ALARM & MONITOR                Infrared Absorbtion Technology                    Alarm and monitoring of methane   Output for valve control   Data logger function   Operational life > 10 years   Bus-capable via Modbus protocol   Event-driven speech instructions   Easy to install   smartALERT datasheet