Hexagon FMS 100 Mode D'emploi page 46

7 MECHANICAL ADJUSTMENT WITH PNEUMATIC RETRACTION
Pressure on the retraction screw jack: 3,5 ÷ 7 bar.
When set up as in Figure 3
1. Set up the retraction system as shown in
2. Place the measuring insert against the master
3. Adjust electronic zero, keeping the measuring
4. Check to ensure that the probe is near to
Fig. 3 (the head of the screw with the spring
should be about 1 mm away from the surface
of the probe).
piece so that the mobile part of the probe
is centred in relation to the fixed part, then
tighten the insert-holder.
insert against the master piece.
electronic zero by placing it against the master
piece after having withdrawn it by hand.
When set up as in Figure 4
1. Set up the retraction system as shown in
Fig. 4
2. Place the scew-jack under pressure (mea-
suring position).
3. Place the measuring insert against the master
piece so that the mobile part of the probe
is centred in relation to the fixed part, then
tighten the insert-holder.
4. Adjust electronic zero, keeping the measuring
insert against the master piece.
5. Check to ensure that the probe is near to
electronic zero by placing it against the master
piece after having withdrawn it by hand.
FMS
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