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Model GFC7000E Instruction Manual APPENDIX A-2: Setup Variables For Serial I/O, Revision
E.0APPENDIX A-3: Warnings and Test Functions, Revision E.0
045840110 Rev B.3 231
APPENDIX A-2: Setup Variables For Serial I/O, Revision E.0
Table A-1: MGFC7000E Setup Variables, Revision E.0
SETUP VARIABLE NUMERIC
UNITS
DEFAULT VALUE VALUE RANGE
DESCRIPTION
STANDARD SETUP VARIABLES
DAS_HOLD_OFF Minutes 15 0.5–20 Duration of DAS hold off
period.
CONC_PRECISION — 3 AUTO, 0, 1, 2, 3,
4
Number of digits to display to
the right of the decimal point
for concentrations on the
display.
DYN_ZERO — OFF ON, OFF ON enables remote dynamic
zero calibration; OFF disables
it.
DYN_SPAN — OFF ON, OFF ON enables remote dynamic
span calibration; OFF disables
it.
CLOCK_ADJ Sec./Day 0 -60–60 Time-of-day clock speed
adjustment.
MEDIUM ACCESS LEVEL SETUP VARIABLES
LANGUAGE_SELECT — ENGL
0
ENGL,
SECD,
EXTN
Selects the language to use
for the user interface.
MAINT_TIMEOUT Hours 2 0.1–100 Time until automatically
switching out of software-
controlled maintenance
mode.
CONV_TIME — 33 MS
0
33 MS, 66 MS,
133 MS,
266 MS,
533 MS, 1 SEC, 2
SEC
Conversion time for
measure/reference detector
channel.
CO_DWELL Seconds 0.2 0.1–30 Dwell time before taking
measure or reference sample.
CO_SAMPLE Samples 1 1–30 Number of samples to take in
measure or reference mode.
FILT_SIZE Samples 750, 200
3, 8
1–1000 Moving average filter size.
FILT_ASIZE Samples 48, 20
3, 8
1–1000 Moving average filter size in
adaptive mode.
FILT_DELTA PPM 4, 15
3, 8
1–1000 Absolute change to trigger
adaptive filter.
FILT_PCT % 10 1–100 Percent change to trigger
adaptive filter.
FILT_DELAY Seconds 90 0–180 Delay before leaving adaptive
filter mode.
FILT_ADAPT — ON ON, OFF ON enables adaptive filter;
OFF disables it.
CO2_FILT_ADAPT
10
— ON ON, OFF ON enables CO
2
adaptive
filter; OFF disables it.
CO2_FILT_SIZE
10
Samples 5 1–300 CO
2
moving average filter
size.
CO2_FILT_ASIZE
10
Samples 1 1–300 CO
2
moving average filter
size in adaptive mode.
CO2_FILT_DELTA
10
% 0.5 0.01–10 Absolute CO
2
conc. change to
trigger adaptive filter.
CO2_FILT_PCT
10
% 5 0.1–100 Percent CO
2
conc. change to
trigger adaptive filter.
CO2_FILT_DELAY
10
Seconds 5 0–300 Delay before leaving CO
2
adaptive filter mode.