Festo HGP A Serie Instrucciones De Utilizacion página 24

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  • ESPAÑOL, página 31
HGP−...−A−B(−G..)
The one−way flow control valves may modify the closing time (and thereby the
bearing loading) of the gripper jaws. In the case of short and light gripper
fingers, the already built−in restrictor enables an additional, external restrictor
to be dispensed with.
6
Commissioning
Use proximity switches as described in the chapter Accessories" for interro
S
gating the end positions.
When interrogating both piston end positions:
push the proximity switches into separate grooves.
S
When adjusting the proximity switches:
always use compressed air to move the gripper piston into the desired end
S
position.
If the gripper jaws are positioned mechanically, the piston position will not be
correct for the operating status.
Complete system
Slowly pressurize the complete system.
S
This will prevent uncontrolled movements from occurring.
For slow start−up pressurization, use safety start−up valve type HEL−... .
Individual unit
Warning
S Make sure that:
nobody can place his/her hand between
the gripper fingers
there are no objects between the gripper
fingers (e.g. by means of a protective
screen).
24
Fig. 17
Festo HGP−...−A−B(−G..) 0405b English

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