4 Transmitter
41
4.5.2.
Warning messages
Warning messages show an early warning or a current malfunction
which may negatively impact measuring.
Message Display
Cause
Remedying of fault
00E00
T ambient high** The ambient
temperature exceeds
the permissible
temperature for the
transmitter.
Take necessary
measures to lower
ambient temperature,
e.g. through venting or
cooling.
00E01
T ambient low** The ambient
temperature is below
the permissible
temperature for the
transmitter.
Take necessary
measures to raise
ambient temperature,
e.g. through heating.
00E02/00E
05
Supply voltage
low**
The supply voltage is
below the minimum
voltage required for the
transmitter.
Take measures to
ensure sufficient
voltage supply.
02822
T process high** The process
temperature exceeds
the temperature
designated for the
probe
Remove the probe from
the process and take
any necessary
measures to lower the
process temperature
02821
T process low** The process
temperature is below
the temperature
designated for the
probe
Take necessary
measures to raise
process temperature
02806 Condensation*
100 % RH has been
reached, condensation
developing
Take measures to
reduce process
humidity
02807
Values less than
0 % RH**
The adjustment or
sensor is faulty
Check adjustment (via
P2A adjustment
history). If the problem
persists, contact Testo
Service
0081C Alarm
1**
Depending on the
parameterization of the
alarm.
Depending on the
parameterization of the
alarm.