A range of portable gas analysers are offered by nucon engineers . This oxygen analyser has some technical features which include: operate on rechargeable ni mh battery and have an lcd digital display. Both high and low alamis are proviled.The analyser is provided with a leather case. Recorder output is provided. Model 101 oxygen analyser monitors oxygen to a resolution of 0.1 per cent and has a range up to 30 per cent. For applications requiring remote sample draw, an optional hand held probe with built-in pump is offered. This oxygen analyser finds its applications in process monitoring and personal safety.