Initial Operation; Switching On/Off - testo 105 Bedienungsanleitung

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6. Initial Operation

1 Pull out battery compartment.
2 Insert battery (4 x Type LR44). Watch
out for +/-.
3 Reinsert battery compartment.
7. Operation
If the signal sound is switched on, there will be a sound every
time is pressed and alarm limits are exceeded.
If the light is switched on, the display light will light up for 5s every
time a button is pressed or alarm limits are exceeded.
If Auto Off is switched on, the instrument switches off
automatically after 10 minutes if no button has been activated.
If Auto Hold is switched on, AUTO HOLD flashes. Once the
reading is stable within a fixed time duration, it will be frozen.
AUTO HOLD lights up.
Restart measurement: .

7.1 Switching On/Off

Switch on instrument: .
Switch off instrument: Keep
7.2 Measuring
Observe required immersion/penetration depth for correct
measurement results: Probe short/long: > 35 mm, frozen food
probe: > 50 mm.
Instrument is switched on.
Immerse/penetrate or screw in probe into object being
measured.
- The current reading is shown.
Holding reading manually
Hold reading: .
- Reading is frozen and HOLD lights up.
Restart measurement: .
Exceeding the alarm value
- ALARM and (upper alarm value exceeded) or
value exceeded) light up.
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6. Initial Operation 9
pressed.
(lower alarm
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