Yokogawa GC8000 Process Gas Chromatograph User Manual
Page 228
<4. GC-HMI (touch panel)>
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IM 11B08A01-01E
Signal:
Detector signal in mV.
Pressing the
displays the following information:
Input signal:
The analog signal from the detector, which has been sampled every 40
msec, converted to digital values, and then averaged by the given sample
rate
Filtered signal:
Input signal, which has been fi ltered using the fi lter constant set as a
detector signal parameter
Standard deviation of signal:
Standard deviation of input signal for the past 20 inputs
Applied voltage: Bridge voltage of TCD (for TCD only)
Current:
Bridge current of TCD (for TCD only)
Flame detection level:
Set value of fl ame detection level (FID, FID-MC, FPD)
Thermocouple signal:
Thermocouple signal (FID, FID-MC, FPD)
Flame detection status:
Flame detection status (now burning/burning stopped) (FID, FID-
MC, FPD)
Methanizer voltage:
Voltage of methanizer (for FID-MC only)
Temperature information
Indicates the oven temperature information (OVEN, LSV, FPD) of the selected SYS.
Unit: deg C and deg F.
Temperature controller information
Indicates the SV value, PV value, and ON/OFF status for the isothermal oven, LSV, and
FPD, of the selected SYS.
Press
.
Figure 4.54
Pressure information
Displays pressure information of EPC (Carrier n-1 to n-2, and Utility n-1 to n-4 (where n is
oven number)) inthe selected oven.
2nd Edition : May 11, 2012-00
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