Teledyne API Model 200AH NOX Analyzer Instruction Manual, 06492, Rev. G2
9-8
9.1.2. Fault Diagnosis with WARNING Messages
The M200AH monitors several internal values for alarm conditions. If the condition for an alarm
is met, the alarm is displayed on the front panel and the warning is transmitted out the RS-232
port. Any time the instrument is powered up the SYSTEM RESET alarm will be displayed.
Generally, it is ok to ignore warnings that are displayed shortly after power-up only if they
persist should they be investigated.
Table 9-2 shows the warning messages and gives some possible causes.