"Rapidox 1100AF bench mounted CO2 gas analyser for 0-5000ppm, 0-5%, 0-10%, 0-30%, 0-100% (specify on order) CO2 analysis. With internal sampling pump and pressure correction. Includes programmable alarm and analogue outputs with datalogging software. Front mounted gas fittings, F, are standard; if you require rear mounted gas fittings, R, please state preference on order (available at same price)."