114
Teledyne API T500U CAPS NO
2
Analyzer with NumaView™ Software
083730510A DCN8172
such as faster response (single gas stream), lower noise at span and more importantly
greater specificity.
SAMP
PRESS
SAMP
TEMP
T500U OVEN
DETECTOR
LED
2X LENS
BANDPASS
FILTER
2X 450 nm
MIRRORS
Sample In
Sample Out
Mirror A
Mirror B
Figure 6-1. T500U Optical Absorption Cell
Figure 6-2. Phase Shift Representation of Increased Concentration of NO
2
(Black = LED State, Blue = Light build up in the absence of NO
2
, Green = phase
shifted\attenuated light)
ϑ
Absorbing Gas
LED OFF
LED ON
Summary of Contents for T500U
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