4-44 | Model 933 UV Analyzer
Optical Bench Data Tab
The Optical Bench Data tab displays live data from the Optical Bench.
Transmittance
Transmittance Zero is the PMT signal transmittance value of each
filter, with Zero gas in the sample system. It is adjusted automatically
whenever the analyzer is zeroed.
PMT Measure (V)
The real-time value from the Measuring PMT for each filter location.
PMT Reference (V)
The signal from the Reference PMT for each filter location.
Absorbance
The absorbance value for each filter location.
ALC Lamp Pulse (mV)
The real-time lamp pulse control of the Automatic Lamp Control func-
tion, for each filter location.
Figure 4-21.
Optical Bench Data
tab.
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