7. Operation12
7. Operation
7.1 On / Off.
Switch the instrument on: Press quickly.
- Display test appears. The instrument is ready for
measurement.
Switch off the instrument: Hold down for at least 3 seconds
Factory settings
The instrument is set up for the delivery as follows:
Unit: °C
Probe type: T
Auto off-Time: 10 min (instrument automatically switches off
10 mins after switching on).
To edit the settings see how to adjust the instrument.
7.2 Measuring
Observe the required immersion/penetration for correct
measuring result: at least 22 mm.
The housing must be exposed to a maximum operating
temperature of
-20 to +60 °C. The measurement range from
-50 to +300 °C is only applicable to metallic probe points.
✓ Instrument is switched on.
Immerse/place the probe into the object being measured.
- The current measurement value is shown. Wait until the
measurement value does not change any more.
7.3 Changing the probe
Standard Type T and K probes with miniature TE-connectors,
aswell as the supplied Type T probe can be connected to the
testo 108.
1
Disconnect the connected probes.
2 Put the required Type T/K-probe in the
probe connector socket.
3 With Type K probes: In the settings
change the probe type, see instrument
set-up.
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