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W450320A 08/12
Operator Programmable Alarms
Swing Alarms Illustrated (If Equipped with Swing Sensor)
These alarms permit the operator to define a working arc and an exclusion zone by two set points. The
following diagram illustrates the working arc and exclusion zone.
A left swing alarm is activated when swinging to the left.
A right swing alarm is activated when swinging to the right.
In this example the working arc is the smaller piece of the pie.
A left swing alarm is activated when swinging to the left.
A right swing alarm is activated when swinging to the right
In this example the working arc is the larger piece of the pie.
WARNING!
THE OPERATOR DEFINED SWING ALARM IS A WARNING DEVICE. ALL FUNCTIONS
REMAIN OPERATIONAL WHEN ENTERING THE OPERATOR DEFINED EXCLUSION
ZONE. IT IS THE RESPONSIBILITY OF THE OPERATOR TO SET SWING ALARMS THAT
ENSURE THE CRANES BOOM, ATTACHMENT, LOAD, RIGGING, ETC. MAINTAIN A
SAFE WORKING DISTANCE FROM THE OBSTACLE. AVOID POSITIONING THE BOOM,
ATTACHMENT, LOAD, RIGGING ETC. IN THE EXCLUSION ZONE WHEN MOVING TO
THE LEFT AND RIGHT SWING POINTS. WHEN SELECTING LEFT AND RIGHT SWING
POINTS ENSURE THE LOAD WILL MAINTAIN A SAFE DISTANCE FROM THE
OBSTACLE. RESET THE SWING ALARMS IF THE CRANE OR OBSTACLE IS MOVED OR
IF A DIFFERENT SIZE LOAD IS LIFTED.
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