LINK Systems OmniLink 5000 User Manual

Page 49

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5.2

Section 5.1 Top Stop Calibration

There are two versions of Top Stop Calibration. These are Link Standard and Link High Speed. The Link
Standard Top Stop calibration is for Link controls that supports the standard stop on top algorithm. Link
standard controls are intended to be used on presses that can stop in 180 degrees or less when stroking at
their maximum speed. The screen for this standard top stop calibration is shown in Figure 5.3. Sections
5.1.1, 5.1.1.1, and 5.1.1.2 describe the standard top stop calibration. The Link High Speed Top Stop
calibration is for Link controls that supports the high speed stop on top algorithm. Link high speed controls
are intended to be used on presses that cannot stop within 180 degrees when stroking at their maximum
speed. The screen for this top stop calibration is shown in Figure 5.4. Section 5.1.2, 5.1.2.1, and 5.1.2.2
describe the high speed top stop calibration.

All OmniLink controls are capable of adjusting the stop on top angle. The angle at which the press control
begins to stop is automatically adjusted to compensate for the speed of the press in order to come to rest at
top dead center over the operating speed range of the machine. The stopping angle calculated by the press
control is based on information programmed in a calibration menu. The stopping characteristics can be
programmed separately for stroking modes that stop after each stroke (Inch, Timed Inch, Single Stroke,
Automatic Single Stroke, and Trip Mode) and for stroking modes that run several strokes before stopping
(Continuous).

Section 5.1.1 Top Stop Calibration, Link Standard

The menu shown in Figure 5.3 allows the press control's top stop angle to be calibrated at four speeds that
describe the operating range of the machine. It should be noted that speed advance is based on the speed of
the crankshaft and not the flywheel.

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