Chapter 4 _________________________________________________________________ Operation
VAISALA ________________________________________________________________________ 83
If the LM21 Background Luminance Sensor polling has been set on and
the alarm status code is E, the LM21 sensor could be missing or there
could be an EEPROM memory error in LM21.
MESSAGE 3, Status Message
The status message contains the results of the built-in tests. These
numerical internal monitoring measurement values can be requested with
the STATUS command. The short status check message, which contains
a short, clear language report of the system status, can be requested with
the command STATUS CHECK. Refer to section FS11P Status
Messages on page 154.