ULTRAMAT 6 19″ Built-In gas analyzer, single-channel 19″ rack unit for installation in cabinets Pipe with 1/4″ outer diameter CO2 Smallest measuring range: 0 to 5 vpm, largest measuring range: 0 to 100 vpm, Internal gas path: hose made of FKM (Viton), sample chamber (lining): Aluminium, reference chamber (flow-type): non-flow-type Without 200 to 240 V AC, 48 to 63 Hz . . English