5 TROUBLESHOOTING
Error Messages
To show the currently active error messages of the transmitter, use the errs
serial command. See page 26.
Error Message Possible Cause Solution
T meas error Temperature sensor is short
circuited, damaged, or
missing.
Check that sensor legs are
not short circuited. Contact a
Vaisala Service Center if
sensor is damaged.
F meas error Humidity sensor is wet. Dry the sensor by gently
blowing dry instrument air on
it.
RHsensor failure Humidity sensor is damaged
or missing.
Replace the sensor or
contact a Vaisala Service
Center.
T ambient error Ambient temperature is too
high.
Lower the temperature at the
installation site.
Program flash check sum
error
Internal transmitter error. If the error remains after a
reset and restoring the
factory settings, contact a
Vaisala Service Center.
Parameter flash check sum
error
INFOA check sum error
SCOEFS check sum error
CURRENT check sum error
Unknown error
Table 39 Error Messages
54
5 Troubleshooting
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