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3.4 Measuring with the Tension Meter
- Push the thumb piece or special lever as far as it will go in the direction of the arrow
to extend the outer rollers.
- Keeping the outer rollers extended, bring the instrument behind or under the filament and
move it so that the filament guide bars contact the process material (see fig. 3.4).
-
Slowly
release pressure on the thumb piece until the outer rollers return to their
original position.
It is important to assure that the process material runs smoothly between the roller
guides and the measuring roller.
The scale pointer will now show the line tension directly.
Requirement: If necessary, a sample of the material to be measured must be inserted in
the thickness compensator as described in Chapter 3.3.
Thumb piece
Guide rollers
Measuring
roller
Filament guide
Process material
Guide rollers
Inserting:
Removing:
- Push the thumb piece or special lever as far as it will go in the direction of the arrow.
- With the outer rollers extended, move the instrument away from the material.
- Slowly release pressure on the Thumb piece until the outer rollers return to their
original position.
fig. 3.4
It is essential that the thumb piece return slowly to its initial position.
Any uncontrolled snap-back may affect calibration and may also damage
the instrument.
