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SYSTEM MODES
Mode Meaning
SAMPLE x (1) Sampling normally
SAMPLE x (1) Flashing indicates adaptive filter is on
ZERO CAL x (2) Doing a zero check or adjust
SPAN CAL x (2) Doing a span check or adjust
MP CAL Doing a multi-point calibration
SETUP xxx (3) Configuring analyzer (sampling continues)
DIAG DAS (4) Data Acquisition configuration
DIAG I/O (4) Test digital I/O signals
DIAG AOUT (4) Test analog output channels
DIAG D/A (4) Configure and Calibrate Digital to Analog converters
DIAG TCHN (4) Configure Test Channel output
(1) x = A (auto)
(2) x = M (manual), A (auto), R (remote)
(3) xxx = software revision (e.g. A.9)
(4) diagnostic test modes
TABLE 2.2
The message field shows test measurements or warning messages. Tables 2.3 and 2.4
summarize the test measurements and warning messages and their meanings. Refer to
Sections 4.0 and 5.0 for detailed information on viewing test measurements and warning
messages and clearing warnings.
TEST MEASUREMENTS
Test Message Meaning
TIME=xx:xx:xx Current time-of-day (HH:MM:SS)
RANGE=xxxx PPM Analog output full-scale range
STABIL=x.xxx PPM Standard Deviation of CO readings
CO MEAS=xxxxx MV Current V/F measure channel (mV)
CO REF=xxxxx MV Current V/F reference channel (mV)
MR RATIO=X.XXX Ratio of the Reference and Measure values
PRES=xxx IN-HG-A Absolute sample pressure - inches Hg
SAMPLE FL=xxx CC/M Sample flow through Analyzer (cc/min)
SAMPLE TEMP=xxx C Temperature in the absorption cell
BENCH TMP=xxx C Optical Bench Temperature
WHEEL TMP=xxx C Filter Wheel Temperature
BOX TEMP=xxx C Internal box temperature (degrees C)
DCPS=xxxxxx MV DC power supply (mV)
SLOPE=x.xxx Internal formula - Slope
OFFSET=xx.x MV Internal formula - Offset
TABLE 2.3
P/N 02163G1 Teledyne API Model 300 CO Analyzer Instruction Manual - Page 26