Lcontents of information – Yokogawa GC1000 Mark II Process Gas Chromatograph User Manual
Page 80

<6. Analysis Results Windows>
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Contents of Information
The following table summarizes the contents of the data items shown in the Latest Analysis
Results window.
Item
Description
Analysis start time
Indicates the date and time when analysis of the on-screen data started.
#
Indicates the relative number (1 to 255) of peaks (the serial number of all peaks of all
streams).
Stream# - Peak#
- Peak name
Indicates the peaks of the stream, in ascending order (in the order of their assignment)
of the peak number, in which the latest analysis has been executed.
The system uses dashes “-” to connect the stream number, peak number and
peak name in sequence, followed by the concentration unit (%, ppm or no unit) in
parentheses.
Concentration
Indicates the concentration for each peak (the unit of concentration immediately
follows the peak name).
Retention time
Indicates the retention time (in seconds) for each peak.
Det. #
Indicates the detector number (1 or 2) for each peak.
Peak-peak start/
retention/peak end
Indicates the starting time/retention time/ending time (in seconds) for each peak
processing.
Gate start/gate end
Indicates the gate start time/end time (in seconds) for each peak.
Tracking
Indicates the state of tracking for each peak as “Baseline”, “Tracking” or “None.”
Peak levelstart/
height/end
Indicates the starting level/top level/ending level (mV) for each peak.
Area
Indicates the integrated value (mV-sec) of the level for each peak.
Shape
Indicates the state of data processing for each peak using a two-character code.
Indicates “p” if it is a tangent correction, or “H” if it is a vertical separation.
Half width
Indicates the half width (in seconds) for each peak.
Tailing factor
Indicates the tailing factor for each peak
Variation coefficient
Indicates the concentration variation coefficient for each peak.
Method
Indicates the concentration calculation method for each peak. Indicates Area
correction, Calibration, External third-order expression, External linearization, or
Indirect method, appropriate for the given concentration calculation method.
(There is no indication if there is no appropriate method.)
4th Edition : Mar. 21, 2012-00