HLA
– Double acting- hydraulic linear actuator
Use and maintenance manual
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Pag. 23
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3.5
CALIBRATION OF THE OPERATION TIME
For actuator models with control system it’s possible regulate the
speed of actuator operations. The calibration of the operation time is
made by Biffi Italia S.r.L according to customer requirements and to
technical data-sheet included in technical documentation. If
necessary it’s possible to modify or reset the operating time through
two flow regulating valves (optional) placed on inlets of hydraulic
cylinder (refer to specific technical documentation furnished with
actuators scope of supply ).
Picture 10
– Adjustment of operating time by flow-regulator
valve (please refer to specific operating diagram, item 526,528
or 530)
To carry out the adjustment, operate the hand-wheel (turn clockwise
the hand-wheel to increase the operating time or turn the hand-wheel
counter-clockwise to decrease the operation time)
