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Model GFC7000E Instruction Manual Table A-3: GFC7000E Test Functions, Revision
E.0APPENDIX A-3: Warnings and Test Functions, Revision E.0
045840110 Rev B.3 239
Table A-3: GFC7000E Test Functions, Revision E.0
TEST FUNCTION
NAME
1
MESSAGE TEXT DESCRIPTION
RANGE RANGE=50.0 PPM
3
CO RANGE=50.0 PPM
3, 7
D/A range in single or auto-range modes.
RANGE1 RANGE1=50.0 PPM
3
CO RANGE1=50.0 PPM
3, 7
D/A #1 range in dual range mode.
RANGE2 RANGE2=50.0 PPM
3
CO RANGE2=50.0 PPM
3, 7
D/A #2 range in dual range mode.
RANGE3 CO2 RANGE=50.0 PPM
3, 7
D/A #3 range.
STABILITY STABIL=0.0 PPM
3
CO/CO2 STB=0.0 PPM
3,7
Concentration stability (standard deviation based on setting of
STABIL_FREQ and STABIL_SAMPLES).
RESPONSE
2
RSP=0.20(0.00) SEC Instrument response. Length of each signal processing loop.
Time in parenthesis is standard deviation.
COMEAS CO MEAS=4125.0 MV Detector measure reading.
COREF CO REF=3750.0 MV Detector reference reading.
MRRATIO MR RATIO=1.100 Measure/reference ratio.
AUTOZERO
4, 5
AZERO RATIO=1.234 Measure/reference ratio during auto-reference.
SAMPPRESS PRES=29.9 IN-HG-A Sample pressure.
PURGEPRESS
9
PURGE=7.5 PSIG Purge pressure
VACUUM
8
VAC=6.8 IN-HG-A Vacuum pressure.
SAMPFLOW
6
SAMP FL=751 CC/M Sample flow rate.
SAMPTEMP SAMPLE TEMP=26.8 C Sample temperature.
BENCHTEMP BENCH TEMP=48.1 C Bench temperature.
WHEELTEMP WHEEL TEMP=68.1 C Wheel temperature.
BOXTEMP BOX TEMP=26.8 C Internal chassis temperature.
PHOTOTEMP PHT DRIVE=2500.0 MV Photometer temperature.
COSLOPE SLOPE=1.000
CO SLOPE=1.000
7
CO slope for current range, computed during zero/span
calibration.
COOFFSET OFFSET=0.000
CO OFFSET=0.000
7
CO offset for current range, computed during zero/span
calibration.
CO2SLOPE CO2 SLOPE=1.000
7
CO
2
slope for current range, computed during zero/span
calibration.
CO2OFFSET CO2 OFFSET=0.000
7
CO
2
offset for current range, computed during zero/span
calibration.
CO CO=17.7 PPM
3
CO concentration for current range.
CO2 CO2=15.0 %
7
CO
2
concentration for current range.
TESTCHAN TEST=1751.4 MV Value output to TEST_OUTPUT analog output, selected with
TEST_CHAN_ID variable.
CLOCKTIME TIME=09:52:20 Current instrument time of day clock.
1
The name is used to request a message via the RS-232 interface, as in “T BOXTEMP”.
2
Engineering software.
3
Current instrument units.
4
M300ES.
5
M300EH.
6
Except GFC7000EU (APR version).
7
M306E.
8
Sample pressure or differential pressure flow measurement option.
9
GFC7000E.