Thermo Scientific MIRAN 205B Series, Instruction Manual, Page: 47 / 214

Chapter 5 Analysis
5-7
ERROR/FAULT MESSAGES
The instrument displays error/fault messages relating to analysis by indicators on the
display or by flag screens.
Display Indicators
A letter or symbol at the end of the analyzer reading indicates the following:
Table 4-2. Display Indicators
Symbol Description
H High alarm level exceeded
L Low alarm level exceeded
S Short Term Exposure Limit alarm level exceeded
X Fault/error
P Purge not done
Z Zero invalid
> Concentration exceeds full scale value (HRL).

Measurements are below the range of the measurement electronics. Possible
corrective action is to rezero the analyzer or change the pathlength.

Measurements exceed the range of the measurement electronics. Possible
corrective action is to rezero the analyzer or change the pathlength.
}
Calculation overflow where range has been exceeded for processing a
measurement value. Possible corrective action is to repeat the measurement.