GAS ANALYZER ULTRAMAT 23 FOR MEASUREMENT OF 3 INFRARED COMPONENTS AND OXYGEN CONCENTR. 19 inch rack unit for mounting in cabinets, gas connections 6 mm stub, without internal sample gas pump, not separate gas paths 1.+ 2.component to be measured CO and CO2 Min. measuring range for CO 0 to 10% Max. measuring range for CO 0 to 50% Min. measuring range for CO2 0 to 10% Max. measuring range for CO2 0 to 50% with O2 sensor not used Power supply: AC 230 V, 50 Hz 3rd component to be measured: C 3rd component to be measured Min. measuring range: 0 to 2% Max. measuring range: 0 to 10% Operator's software and documentation in German