Festo HGPP A Série Notice D'utilisation page 26

HGPP-...-A
Setting the closing time
Tighten the restrictor screws of the upstream GRLA-... /GRLZ-...
S
– at first completely
– then open again approximately one turn.
Start a test run in the sequence specificed below:
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Test run
Without work load
With work load
Fig. 20
1. Listen to the knock of the piston.
Piston knock
Soft
Continue test run with points
2 and 3
Fig. 21
2. Loosen the restrictor screws of the upstream GRLA-... / GRLZ-... by one turn.
3. Repeat points 1 and 2 until the desired gripping speed is reached.
Conclude the test run.
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Exhaust the gripper.
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26
Checks to be made
– Compressed air connections must be assigned cor-
rectly
– Gripping speed
– Sensor functions
– Work load must be held firmly
Metallic
Tighten the restrictor screw one turn.
The maximum gripping speed has been reached.
Conclude test run.
Festo HGPP-...-A 0110a English