JUMO 702540 TDA-300 / TDA-3000 - Handheld thermometer Operating Manual - Manual (Page 64)

10 Appendix
64
10.3 Fault finding
10.3.1 Error messages
H
Always switch the instrument off when replacing the sensor.
Display Description Solution
Battery is
nearly discharged.
Fit a new battery.
v Chapter 10.1
Battery is discharged. Fit a new battery
at once.
v Chapter 10.1
Sensor break Check sensor and
connection.
Overrange
The measured
temperature is 5%
above the upper range
limit or higher than the
maximum display range
(9999).
Check the input, input
range, sensor and sensor
connection.
Underrange
The measured
temperature is 5%
below the lower range
limit or lower than the
minimum display range
(-1999).
Check the input, input
range, sensor and sensor
connection.
[blinking]
[blinking]