Mahr Digimar 817 CLT Operating Instructions Manual page 50

2.6 Thumbwheel
The thumbwheel is only available on the
Digimar 817 CLT.
The thumbwheel is used to quickly move and
position the probe in a positive and negative
direction.
Fig. 4
Thumbwheel
The travel speed corresponds to how far away
the thumbwheel is from its central position, i.e.
the further up the thumbwheel is moved, the
faster the probe moves in a positive direction.
12
2.7 Button for air bearing
An air bearing can help you position the height
measuring instrument precisely by ensuring
that it moves accurately and effortlessly on
the measuring plate.
There is a button fitted on the handle of the
height measuring instrument to activate the
air bearing.
Fig. 5
Button for activating the air bearing
(The image shows the Digimar 817 CLT.)
The button and the handles help to move the
height measuring instrument properly.
Fig. 6
Handles for moving the measuring
instrument
(The image shows the Digimar 8127 CLT.)
Mahr GmbH, Digimar 817 CLT / 816 CLT