K800 Fixed Type High-Sensitivity Gas Detector 4-20mA CO Emission Gas Analyzer K800 Series Fixed Gas detector provides comprehensive monitoring of combustible, toxic gas hazards in potentially explosive atmospheres, indoors and outdoors are marked by installation ease and flexibility, user-friendly operation and cost-effective gas monitoring. >Key Fearures: 1) Providing digital LCD displayer, alarm facility with sound and light, and solid relay output on the spot, allowing