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7. Operation

14

7. Operation

7.1 Switching on/off

Switching on via fold-out probe

Fold out the probe.

- All display segments light up briefly. Contact measurement is

enabled (

lights up).

Switching on/off via control keys

Switch the instrument on: p

press [ON].

- All display segments light up briefly. IR measurement is

enabled (

lights up). 

Switch off the instrument: p

press and hold down [OFF] until the

display goes off.

The instrument switches off automatically if no key is pressed:
for 10 minutes when the probe is folded out, or for 1 minute
when the probe is folded up. 

7.2 Changing the measuring mode

Contact measurement —> IR measurement: p

press [

].

IR measurement —> contact measurement: p

press [

].

7.3 Measuring

Observe the information on IR measurement/contact
measurement (see chapter below). 

IR measurement 

- Instrument is on, IR measurement is enabled.
1 Start measurement: p

press and hold down [

].

2 Lock in on measurement object using the laser points: laser

points mark the edges of the measuring range. 

- The current measuring value is displayed.
3 End measurement: release the key.
- H

Hold lights up. The last measuring value and min./max. value
are saved until the next measurement, or until the instrument is
switched off.
Switch between min., max. and recorded value: p

press [HOLD /

MIN / MAX].

The min./max. values can be reset:

· press [[

] or switch the instrument off.

Restart measurement: p

press and hold down [

].

1.888.610.7664 

[email protected]

www.

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.com

Содержание 104-IR

Страница 1: ...points provided Send the instrument directly to us at the end of its life cycle We will ensure that it is disposed of in an environmentally friendly manner 3 Intended use The testo 104 IR is a robust...

Страница 2: ...eral Operating temperature 20 to 50 C 4 to 122 F Transportation 30 to 50 C 22 to 122 F storage temperature Power supply 2 x AAA batteries Battery life 10 h typical at 25 C 77 F Housing ABS TPE PC and...

Страница 3: ...measuring value displays minimum maximum value 5 Fold out immersion penetration probe folding out the probe switches the instrument on 6 Battery compartment at the back 6 Commissioning Inserting batt...

Страница 4: ...measurement p press IR measurement contact measurement p press 7 3 Measuring Observe the information on IR measurement contact measurement see chapter below IR measurement Instrument is on IR measure...

Страница 5: ...A AutoHold lights up Switch between min max and recorded value press HOLD MIN MAX The min max values can be reset switch the instrument off switch to IR measurement or while the held measuring value...

Страница 6: ...owel Clean the lens carefully with a cotton bud dipped in water or medical alcohol 10 Questions and answers Question Possible causes Possible solution lights up Low battery Change batteries IR measure...

Страница 7: ...at air pockets Where the values are critical always measure separately with a contact thermometer Particularly in the food sector measure core temperature with a penetration immersion thermometer Adj...

Страница 8: ...range is recorded Measuring lens ratio of distance measuring range In italics laser Not in italics measuring range Optimised measuring distance 12 Information on contact measurement Observe the minim...

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