BIFFI ALGAS-QA EAC User Manual

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Installation, Operation and Maintenance Manual
MAN616_EAC Rev. 5 July 2020
Section 3: Operation and Use
Operation and Use
3.4 Calibration of the Quick Operation Time
The calibration of the quick operation time of the actuator is carried out through the
adjustment of the quick exhaust valve positioned in the tail ange of the pneumatic
cylinder (Figure 14).
The calibration of the operation time is made by Bif 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 to re-set the operating time.
To carry out the adjustment, use an adequate Allen wrench and follow these steps
(Figure 14):
• Loosen the locknut.
• Screw with a screwdriver the setting screw to increase the operation time.
• Unscrew with a screwdriver the setting screw to decrease the operation time.
• After the adjustment is over screw the locknut
The procedure is absolutely general. It is applicable both fail-to-open and
Fail-to-close actuators.
Setting screw on
quick-exhaust valve
By-pass valves
Figure 14 Adjustment of Operating Time

BIFFI ALGAS-QA EAC Specifications

General

Brand	BIFFI
Model	ALGAS-QA EAC
Category	Controller
Language	English