Teledyne API Model 300M CO Analyzer Instruction Manual, 04033, Rev. A
Table 2-4: Warning Messages
Warning Message Meaning
SYSTEM RESET Issued whenever analyzer is powered on
RAM INITIALIZED RAM was erased (incl. DAS reports)
SOURCE WARNING IR source < 2500 OR >= 5000 mV
AZERO WARNING
SAMPLE FLOW WARN Sample flow < 500 cc/m or > 1200 cc/m
SAMPLE PRESS WARN Sample pressure < 15 or > 35 In-Hg-A
SAMPLE TEMP WARN
Sample temperature < 10°C or > 50°C
BOX TEMP WARNING
Box temp. < 12°C or > 48°C
BENCH TEMP WARNING
Optical Bench < 43°C or > 53°C
WHEEL TEMP WARNING
Filter Wheel < 63°C or > 73°C
CANNOT DYN ZERO CO offset < -1500 or > +1500 mV
CANNOT DYN SPAN CO slope < 0.5 or > 2.0
V/F NOT DETECTED A/D - I/O card not installed or bad
SYNC WARNING No modulation on detector output
DCPS WARNING
The menu field changes depending on the mode of the analyzer and the buttons that have been
pressed. It indicates the current function of each of the 8 push buttons below the display. See
Section 2.2.2 for information on using the push buttons.
2.2.2 Programmable Push Buttons
The 8 push buttons below the display are programmable by the CPU and their functions change
depending on the mode of the analyzer or the operations being performed. The legend above a
button identifies its current function. If there is no legend above a button, it has no function and
will be ignored if pressed.
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