Table 3.

Technical specification of gas analyser.

Measuring parameter	HC, CO, CO2, O2, NOX
Method of measurement	HC,CO,CO2 –NDIR (Non Dispersive Infrared) Method
	O2, NOx – Electronic Chemical Method
Range of measurement	HC	0–15000 ppm	CO	0.000–9.999 %
Resolution		1ppm		0.001 %
Display type		Five digit FND		Four digit FND
Range of measurement	CO2	0–20 %	O2	0–25 %
Resolution		0.01 %		0.01 %
Display type		Upto Four digit		Upto Four digit
Range of measurement	NOX	0–5000 ppm
Resolution		1ppm (parts per million)
Repeatability	Less Than ±2 % O2 Less than = 0.2 %
Time of Response	10 seconds (More Than 90 %)
	O2 –20 seconds
Warming Up Time	About 5–10 minutes
Rate of flow	2–4 litre per minute
Power	Alternating current AC 90–250 V/50 Hz (hertz)
Operating Temperature	0 °C ∼ 40 °C
Measurement	270 (Width) x 370 (Length) x 165 (Height) mm