Disposal; Correcting Malfunctions - VOLTCRAFT 304 Bedienungsanleitung

Please bear in mind that "outside" the temperature range +18°C to
+28°C (= range of guaranteed measuring accuracy) only the thermo
element may be exposed to the temperature to be measured.
To carry out a measurement you proceed as follows:
1. Connect according to your ideas either one or two or three or four
temperature sensors (two enclosed) to the thermometer and
switch it on.
Warning!
Do not apply any voltages. This may destroy the device.
2. Hold the temperature sensor/sensors (line end/ends) at/into the
voltageless measuring medium/media (dissipators and so on, but
never corrosive or inflammable liquids!).
Note!
If the temperature sensors are not (correctly) connected or
interrupted, "- - - -" is displayed instead of a measuring value.

Disposal

If the Digital Thermometer 304 despite intact supply (9 V compound
battery) is not ready for use or beyond repair it has to be disposed of
in accordance with the relevant legal rules.

Correcting Malfunctions

With the Digital 4-Channel Thermometer 304 you have purchased a
state-of-the-art product. Nevertheless problems or malfunctions
may arise. Therefore you find in the following a description of how
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