Error Messages - TESTO 312-1 Instruction Manual

Phase
General
Ionisations
current meas-
urement
T1, T2, ∆T
measurement
Symbol
Low Bat is flashing
T in top line
is flashing
The message Exxx
appears in the
bottom line
Dashes are shown
instead of readings.
– – – –
Dashes are shown
instead of readings.
– – – –
Cause
Power to instrument too low. If the battery
voltage drops below 6.7 volt, the instrument
switches off automatically.
Non-permitted ambient temperature.
Adapt to ambient temperature.
Send instrument for service.
1. One or both temperature probes are
still inserted.
Remedy: remove all temperature probes
from the instrument.
2. Current too strong
3. Fuse defect
1. Temperature too low or too high
2. Temperature probe defect
3. Temperature probe not plugged in.
16

Error messages