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APPENDIX A-2: Setup Variables For Serial I/O, Revision F.0 Model 200EH/EM (Ref: 05147F)
A-8
APPENDIX A-2: Setup Variables For Serial I/O, Revision F.0
Table A-1: M200EH/EM Setup Variables, Revision F.0
Setup Variable
Numeric
Units
Default Value Value Range Description
DAS_HOLD_OFF
Minutes 15 0.5–20
Duration of DAS hold off period.
MEASURE_MODE
— NO-NOX,
NO, NOX,
NOX-NO,
NON-OX
Gas measure mode. Enclose value in
double quotes (") when setting from
the RS-232 interface.
TPC_ENABLE
— ON OFF, ON
ON enables temperature/ pressure
compensation; OFF disables it.
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.
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.
Enclose value in double quotes (")
when setting from the RS-232
interface.
CLOCK_ADJ
Sec./Day 0 -60–60
Time-of-day clock speed adjustment.
LANGUAGE_SELECT
— ENGL
ENGL, SECD,
EXTN
Selects the language to use for the
user interface. Enclose value in
double quotes (") when setting from
the RS-232 interface.
MAINT_TIMEOUT
Hours 2 0.1–100
Time until automatically switching out
of software-controlled maintenance
mode.
BXTEMP_TPC_GAIN
— 0 0–10
Box temperature compensation
attenuation factor.
RCTEMP_TPC_GAIN
— 0 0–10
Reaction cell temperature
compensation attenuation factor.
RCPRESS_TPC_GAIN
— 1 0–10
Reaction cell pressure compensation
attenuation factor.
SPRESS_TPC_GAIN
— 1 0–10
Sample pressure compensation
attenuation factor.
CE_FACTOR1
— 1 0.8–1.2
Moly converter efficiency factor for
range 1.
CE_FACTOR2
— 1 0.8–1.2
Moly converter efficiency factor for
range 2.
CONV_TIME
— 1 SEC
33 MS,
66 MS,
133 MS,
266 MS,
533 MS, 1 SEC,
2 SEC
Conversion time for PMT detector
channel. Enclose value in double
quotes (") when setting from the RS-
232 interface.
SG_CONV_TIME
— 33 MS
Same as above.
Conversion time for PMT detector
channel in single-gas measure
modes. Enclose value in double
quotes (") when setting from the RS-
232 interface.
NEG_NO2_SUPPRESS
— ON ON, OFF
ON suppresses negative NO
2
in
during switching mode;
OFF does not suppress negative NO
2
readings
FILT_SIZE
Samples 5
1
, 10
2
1–500
Moving average filter size.
04521C (DCN5731)