purchase of exhaust gas analyser co co2 o2 hc nox for heat power engineering laboratory of mechanical department as per annexure i , purchase , purchase of exhaust gas analyser (co,co2,o2,hc,nox) for heat power engineering laboratory of mechanical department technical specifications parameterstechnologyrange resolutionaccuracy co ndir0 – 15 % 0.001 %±5% hc ndir0 – 20,000 ppm 1 ppm±5% co2 ndir0 – 20%0.01% ±5% o2 electro chemical 0 – 25% 0.01%±5% noxelectro chemical0 – 5,000 ppm 1 ppm±5% operating temperature0 – 50 deg c measuring gas intake1 ltr / min response time < 5 sec (for sampling probe length of 3m) warm up time (= 25 deg c)< 3 min display typelcd keyboard membrane key pad (3 *4) power supply12 vdc ± 1.2v / 100 v – 270 vac power 25 w weight 5 kg => limited