E4400 Industrial Combustion Gas and Emissions Analyzer E-Instruments
Specifications
Parameter	Sensor	Range	Resolution	Accuracy
O₂	Electrochemical	0 - 25%	0.1%	±0.2% vol
CO H₂ Compensated w/ Built-in NOx Filter	Electrochemical	0 - 8000 ppm	1 ppm	±10 ppm ( 0-200 ppm )
				±5% rdg ( 201-2000 ppm )
				±10% rdg ( 2001-8000 ppm )
CO Diluted	Electrochemical	0.8% - 5.00%	0.01%	±10% rdg
CO₂	Calculated	0 - 99.9%	0.1%
NO	Electrochemical	0 - 5000 ppm	1 ppm	±5 ppm ( 0-100 ppm )
				±5% rdg ( 101-5000 ppm )
NO2	Electrochemical	0 - 1000 ppm	1 ppm	±5 ppm ( 0-100 ppm )
				±5% rdg ( 101-1000 ppm )
Low NO and/or Low NO₂	Electrochemical	0 - 500 ppm	0.1 ppm	±2 ppm ( 0.0-40.0 ppm )
				±5% rdg ( 40.1-500.0 ppm )
NOx	Calculated	0 - 5000 ppm	1 ppm
SO₂	Electrochemical	0 - 5000 ppm	1 ppm	±5 ppm ( 0-100 ppm )
				±5% rdg ( 101-5000 ppm )
CxHy	Pellistor	0 - 5 %	0.01 %	±5 % full scale
Tair	Pt100	-10 to 212°F	0.1°F	± 1°F
		-10 to 100°C	0.1°C	± 1°C
Tgas	Tc K	-4 to 2280°F	0.1°F	±0.5°C ( -20 to 100°C )
		-20 to 1250°C	0.1°C	±0.5% rdg ( 101 to 1250°C )
Differential Temp.	Calculated	-10 to 2280°F	0.1°F
Pressure/Draft	Semiconductor	+ 0 - 80 inH₂O	±1.0% rdg
Excess Air	Calculated	0 - 850%	1%
Efficiency	Calculated	0 - 100%	0.1%