Initial Settings - Viking T-21 Installation Instructions And Safety Information

Heavy-duty commercial vehicular swing gate operator
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Initial Settings

NOTE:
Installing a shunt or jumper on the pins will activate the feature.
! IMPORTANT:
Regardless of the power failure options chosen, the gate can be moved
manually with a relatively low amount of force by following the steps for "Manual
Release" as outlined at on page 11.
VIKING TECHNICAL SUPPORT 1.800.908.0884
CONTROL BOARD SETUP
"Auto Open" - Power Failure Option
Opens the gate automatically during
power failure. Resumes normal operation
when power is restored.
"Last Open" - Power Failure Option
Opens the gate automatically when the
battery backup voltage is critically low.
"Pre-Warning"
Initiates two options for
an audio or visual warning 3 seconds
prior to gate motion and will continue:
1. Until gate reaches closed limit:
"Magnetic Lock" terminals provide a
contact between "COM" and "N.O.".
2. Until gate reaches either limit:
"AUX. PWR" terminals provide 24VDC.
"Sync"
Used only in conjunction with
the Viking Barrier gate operator model
B-12. Activating this feature allows for
synchronized operation with the B-12
operator. See page 35.
"EXT"
Available for future developments.
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