Message text description – Teledyne GFC-7000E - Trace CO2 Analyzer User Manual
Page 250
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.