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NDIR Gas Analyzer Specifications
Teledyne Analytical Instruments 99
Electromagnetic Compatibility ;
EN61010-1 : 2010 Safety requirements for electrical
equipment for measurement, control and
laboratory use.
“Installation Category II”
“Pollution Degree 2”
EN61326-1 : 2006
Electrical equipment for measurement,
control and laboratory use — EMC
requirements.
9.1.6 Requirements for Sample Gas
Flow rate: 0.5L / min ±0.2L / min
Temperature: 0 to 50˚C
Pressure: 10 kPa or less (Gas outlet side should be at
atmospheric pressure).
Dust: 100 µg/Nm3 or less in particle size of 0.3
µm or less.
Mist: Not allowed
Moisture: For sample gases NO, SO
2
, CO(0-200
ppm range): less than 2°C saturation point.
For most other sample gases: less than
standard room temperature saturation
point.
Corrosive component: 1 ppm or less
Standard gas for calibration:
1) Infrared-ray measurable component, standard O
2
Zero gas: Dry N
2
Span gas ; Each sample gas having
concentration 90 to 100% of its
measuring range recommended).
For external zirconia O
2
sensor use the
same calibration gas line: