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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.3 232
SETUP VARIABLE NUMERIC
UNITS
DEFAULT VALUE VALUE RANGE
DESCRIPTION
USER_UNITS — PPM
0
PPB, PPM,
3, 8
,
UGM, MGM
3, 8
,
Concentration units for user
interface.
DIL_FACTOR — 1 0.1–1000 Dilution factor. Used only if is
dilution enabled with
FACTORY_OPT variable.
DARK_CAL_DURATION Seconds 180,
60
4
10–600 Duration of dark cal. First
two-thirds is stabilization
period; final third is measure
period.
DARK_MEAS_MV mV 0 -1000–1000 Dark offset for measure
reading.
DARK_REF_MV mV 0 -1000–1000 Dark offset for reference
reading.
LIN_TARGET_CONC1 Conc 300 1–10000 Target concentration during
linearity adjustment for range
1.
LIN_NORM_CONC1 PPM 300 0.01–10000 Target concentration during
linearity adjustment
normalized for T/P for range
1.
LIN_RATIO1 — 1 0.01–100 Measure/reference ratio
measured during linearity
adjustment for range 1.
LIN_CORRECT1 — 1 0.001–999.999 Linearity correction factor for
range 1.
LIN_TARGET_CONC2 Conc 300 1–10000 Target concentration during
linearity adjustment for range
2.
LIN_NORM_CONC2 PPM 300 0.01–10000 Target concentration during
linearity adjustment
normalized for T/P for range
2.
LIN_RATIO2 — 1 0.01–100 Measure/reference ratio
measured during linearity
adjustment for range 2.
LIN_CORRECT2 — 1 0.001–999.999 Linearity correction factor for
range 2.
LIN_TARGET_CONC Conc 300 1–10000 Target concentration during
linearity adjustment.
LIN_NORM_CONC PPM 300 0.01–10000 Target concentration during
linearity adjustment
normalized for T/P.
LIN_RATIO — 1 0.01–100 Measure/reference ratio
measured during linearity
adjustment.
LIN_CORRECT — 1 0.001–999.999 Linearity correction factor.
CO2_COMP_ENABLE — OFF ON, OFF ON enables CO
2
compensation; OFF disables
it.
CO2_COMP_CONC % 0 0–20 CO
2
concentration to
compensate for.
CO_CONST1 — 700, 500
4
, 40000
3, 8
100–50000 CO calculation constant.
CO_CONST2 — 0.13, 0.198
8
1.448
4
,1.458
12
, 0.187
3
0–10 CO calculation constant.
ET_MEAS_GAIN — 1 0.0001–9.9999 Electrical test gain factor for
measure reading.
ET_REF_GAIN — 1 0.0001–9.9999 Electrical test gain factor for
reference reading.
ET_TARGET_DET mV 4375 0–5000 Target detector reading
during electrical test.