Disposal; Correcting Faults; Maintenance And Care; Correction Of Faults - VOLTCRAFT 300 K Bedienungsanleitung

2. Position the temperature sensor(s) (at the cable end(s)) on or in
the non-electrically charged measuring medium (cooler, etc., but
not corrosive or flammable liquids).
Advice!
If the temperature sensor is incorrectly connected or discon-
nected, '- - - -' will be displayed instead of a measured value.

Disposal

If the 300K digital thermometer does not function or it is irreparable
despite an intact energy supply (9 V block battery), it must be dis-
posed of according to the applicable, legal regulations.

Correction of faults

With the 300K digital thermometer, you have purchased a product
which has been constructed to incorporate the latest technology. In
spite of this, problems or breakdowns can occur. For this reason,
the following section describes how you can correct some of these
breakdowns relatively eaisly yourself; please observe the safety ad-
vice at all times!
Fault
No display when the
device is switched on.

Maintenance and calibration

In order to ensure the thermometer's accuracy over a longer peri-
od, it should be calibrated once a year. Changing the battery is de-
scribed under 'handling, commissioning A'. Use a clean, anti-static,
possible cause
Is the battery run down?
Has the measuring device
automatically switched itself off after
30 minutes of not being used?
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