2 of 53
Doc 6001242 (01-20273)
Rev C
The LiftMaster Model SW 2000-B1
The LiftMaster model SW 2000-B1 Swing Gate Operator is a full featured commercial gate operator
with a master/slave wiring capability. The SW 2000-B1 contains the following features:
•
Dynamic motor braking
limits gate overtravel.
•
Separated arm segment joints
reduce the risk of injury to users.
•
Alternate action OPEN/CLOSE inputs.
•
Manual switch inputs
override other commands.
•
Adjustable reclose timer
.
•
Gate lock relay
can be used for electromagnetic locks and CCTV cameras or
lights.
•
Master-slave operation
for two operators on bi-part gates and vehicle trap
gates.
•
Selectable anti-tailgate function
prevents two cars from entering on one open
command.
•
Senses obstructions
through adjustable Peak motor current senses.
•
Open Motor detection
indicates when the motor is not drawing any current.
•
Two separate peak motor current sense adjustments
for reversing direction
or stopping; one for clockwise motion and the other for counterclockwise motion.
•
Initial inrush current sense adjustment
offsets initial inrush current to the
motor.
•
Automatic fault Re-Try
causes the gate operator to retry an operation twice
following a fault condition.
•
Selectable Automatic Gate Closure feature
closes the gate when power is
restored after an outage unless gate is at open limit.
•
Two 115 VAC accessory plugs
provided.
•
24 VAC
accessory power provided.
•
80:1 worm gear reduction.
•
Output torque limiter
prevents damage to the gate operator caused by force
pushing against the gate.
•
Handles any gate weight
up to 1000 pounds and length up to 18 feet.
•
Diagnostic LEDs
on controller board indicate gate operator actions and assist in
troubleshooting.
•
Power Fail Operation option
automatically opens or closes the gate (user's
choice) if AC power fails.
•
Optional loop detector add-on boards
plug into the controller board for
Interrupts, shadow and exit loops.
•
Inside and outside Interrupt Loops
enhance gate control and distinguish
between entering and exiting traffic.
•
Optional cover access door
provides easy access to the control box.
DIMENSIONS
WEIGHT
ELECTRICAL
Height
24”
159 Lbs.
115 VAC, Single Phase, 60 Hz., 8 amp
Width
20”
(172 Lbs. with Power
(A separate 20 AMP circuit is
Depth
23”
Fail Operation option.)
required by most codes.)
15
Lbs.
Accessory
Kit