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APPENDIX A-2: Setup Variables For Serial I/O, Revision F.0 Model 200EH/EM (Ref: 05147F)
A-10
Setup Variable
Numeric
Units
Default Value Value Range Description
DIL_FACTOR
— 1 1–1000
Dilution factor. Used only if is dilution
enabled with FACTORY_OPT
variable.
AZERO_ENABLE
— ON ON, OFF
ON enables auto-zero; OFF disables
it.
AZERO_FREQ
Minutes 2 0–60
Auto-zero frequency.
AZERO_DWELL
Seconds 4 0.1–60
Dwell time after opening auto-zero
valve.
AZERO_POST_DWELL
Seconds 4 0–60
Dwell time after closing auto-zero
valve.
AZERO_SAMPLE
Samples 2 1–10
Number of auto-zero samples to
average.
SG_AZERO_SAMP
Samples 2 1–10
Number of auto-zero samples to
average in single-gas measure
modes.
AZERO_FSIZE
Samples 8 1–50
Moving average filter size for auto-
zero samples.
AZERO_LIMIT
mV 200 0–1000
Maximum auto-zero offset allowed.
NOX_SPAN1
Conc. 80
1
, 16
2
1–5000
Target NO
X
concentration during
span calibration of range 1.
NO_SPAN1
Conc. 80
1
, 16
2
1–5000
Target NO concentration during span
calibration of range 1.
NO2_SPAN1
Conc. 80
1
, 16
2
1–5000
Target NO
2
concentration during
converter efficiency calibration of
range 1.
NOX_SLOPE1
PPM/mV 1 0.25–4
NO
X
slope for range 1.
NOX_OFFSET1
mV 0 -10000–10000
NO
X
offset for range 1.
NO_SLOPE1
PPM/mV 1 0.25–4
NO slope for range 1.
NO_OFFSET1
mV 0 -10000–10000
NO offset for range 1.
NOX_SPAN2
Conc. 80
1
, 16
2
1–5000
Target NO
X
concentration during
span calibration of range 2.
NO_SPAN2
Conc. 80
1
, 16
2
1–5000
Target NO concentration during span
calibration of range 2.
NO2_SPAN2
Conc. 80
1
, 16
2
1–5000
Target NO
2
concentration during
converter efficiency calibration of
range 2.
NOX_SLOPE2
PPM/mV 1 0.25–4
NO
X
slope for range 2.
NOX_OFFSET2
mV 0 -10000–10000
NO
X
offset for range 2.
NO_SLOPE2
PPM/mV 1 0.25–4
NO slope for range 2.
NO_OFFSET2
mV 0 -10000–10000
NO offset for range 2.
O2_TARG_SPAN_CONC
4
% 20.95 0–100
Target O
2
concentration during span
calibration.
O2_SLOPE
4
— 1 0.5–2
O
2
slope.
O2_OFFSET
4
% 0 -10–10
O
2
offset.
O2_RANGE
4
% 100 0.1–500
O
2
concentration range.
STD_O2_CELL_TEMP
4
ºK 323 1–500
Standard O
2
cell temperature for
temperature compensation.
PHYS_RANGE1
PPM 500
1
,
20
2
5–5000
Low pre-amp range.
PHYS_RANGE2
PPM 5000
1
,
200
2
5–5000
High pre-amp range.
CONC_RANGE1
Conc. 100
1
, 20
2
5–5000
1
,
1–500
2
D/A concentration range 1 or range
for NO
X
.
04521C (DCN5731)