LiftMaster SW420 Support Question
LiftMaster SW420 Support Question
Find answers below for this question about LiftMaster SW420.Need a LiftMaster SW420 manual? We have 2 online manuals for this item!
Question posted by jnels1950 on January 31st, 2023
Is There A Wireless Opener Device For This Gate
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Answer #1: Posted by SonuKumar on January 31st, 2023 7:47 PM
SonuKumar
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Related LiftMaster SW420 Manual Pages
SW420 GL BOARD Manual - Page 2
... Safety Protection Device Locations 5 Safety Installation Information 6 Gate Construction Information 7 Safety Precautions for Swing and Ornamental "Grill Type Gates 8 Warning ...gate system is the responsibility of serious injury or death if you to the possibility of the purchaser, designer, installer and end user to highlight certain safety related issues. HARDWARE KIT SW420 (K77-SW420...
SW420 GL BOARD Manual - Page 4
...GATE OPERATOR
A vehicular gate operator (or system) intended for secondary protection.
A contact device such as an airport security area or other location not intended to -four single family dwellings, or a garage... by security personnel. RESIDENTIAL VEHICULAR GATE OPERATOR A vehicular gate operator (or system) intended for use in Class I - The opener can be used as a factory...
SW420 GL BOARD Manual - Page 5
SUGGESTED SAFETY PROTECTION DEVICE LOCATIONS
SWING GATE SYSTEM
Telephone Entry System
STREET
Interrupt (Safety) Loop
Photo eye for close cycle
DUAL SWING GATE SYSTEM
Photo eye for open cycle
Run twisted wire* from loop to operator
Seal Loops*
Shadow Loop
Interrupt (Safety) Loop
4' (1.2 m) Typical
1-1/2" (37 mm)
Loop Wire* Layer 1/4" (6 mm) or larger depending ...
SW420 GL BOARD Manual - Page 6
... adjacent fence that enough clearance is supplied between the sensor and the gate operator is supplied for an individual application.
2. A wireless contact sensor shall function under , around or through the openings anywhere in the gate, and in that portion of a vehicular horizontal slide gate. All exposed pinch points are not obstructed or impeded by a moving...
SW420 GL BOARD Manual - Page 8
... separate entrance
8 Do not let children operate the gate or play in BOTH the
open and close gate cycles. • Locate entrapment protection devices to protect in the gate area. SAFETY PRECAUTIONS FOR SWING AND ORNAMENTAL "GRILL TYPE GATES"
WARNING
To prevent SERIOUS INJURY or DEATH from a moving gate and RIGID objects, such as posts. • A swinging...
SW420 GL BOARD Manual - Page 16
...path of moving gate or garage door:
operate in NORMAL security mode, including any combination of children. CAUTION AVERTISSEMENT WARNING CONSTANT OPERATION on residential garage door openers
because it can... harmful interference, and (2) this device must be set at M. AVERTISSEMENT position to operate at NORMAL
• ALWAYS keep gate or garage door in HIGH security mode. THERE...
SW420 GL BOARD Manual - Page 17
...
Limit Switch B
AVERT
ADVERTENCIA PRECAUCIÓN
ATTEN AVER
LIMIT DIRECTION
ADIRDECVTIOEN ORF TENCOPIEAN
GATE TO OPEN
LIMIT
(FPACRTORREIYGCDHETAFAUULTC) IÓNA
LEFT
B
CLOSE LIMIT
B
A
ADVERTENCIA
17
PRECAUCI&#... if a control
device has been improperly connected. Reconnect gate bracket to Figure 1.
1. Turn on electrical power.
4. If gate does not open the open limit switch or an...
SW420 GL BOARD Manual - Page 19
... from the vehicle, the swing or slide gate.
2. If using a device, such as a 7-day timer, to latch the slide or swing gate open times of the many gate operator types and the slide or swing gates allow the vehicle to access the SAMS system will then open position until the device deactivates. When an authorized vehicle accesses the...
SW420 GL BOARD Manual - Page 20
... terminals are intended for use as a single button control. Soft Open These terminals are intended for use with optional control devices for mounting, wiring, programming and adjustment. NOTE: Will not override a double entrapment (signalled by preventing the gate from moving off of the open or close .
20
INTERRUPT (SAFETY) LOOP INPUT 5 8 9 10 11 12...
SW420 GL BOARD Manual - Page 21
....
Hard Close Control Input
These terminals are intended for use only with a single stop/reset button or the stop the gate or to be used as a constant pressure override
STOP
device. Hard Open Control Input
These terminals are intended for longer than three seconds will not run until another command is closing will...
SW420 GL BOARD Manual - Page 28
...
photo eye is
activate the timer to do not effect the gate.
See page 23. If the gate is programmed The open limit. Remove the devices and retest.
The power to terminal J1-1 from J1-1 to J1-6. Disconnect the gate from the configured for dual gate operation. Check the red input status LEDs, D11-D31, for...
SW420 GL BOARD Manual - Page 30
...
3
OPTION
(W) (RD)
R1
SEE NOTE 4
J4 DUAL GATE
1
2
SEE NOTE 1 PRIMARY R2 24VA C SEC
SEE NOTE 5 J1-11
J1-6
OPTIONAL WIRE
(OR)
HARNESS P/N 90-G0601
FIELD WIRING
R1 R2 R3 R4
35
5
8
9 10 11 12
24 VAC
RADIO SIGNAL
STOP
INTERRUPT LOOP
ENTRAPMENT OPEN
ENTRAPMENT CLOSE
TO PRIMARY/SECONDARY
UNIT
NOTES:
1) TRANSFORMER...
SW420 GL BOARD Manual - Page 34
... always install the controls where the user has full view of gate operation.
* All inputs are based upon UL325, and include .../PHOTO EYE INPUT (N.O.)
RESIDENTIAL RADIO (SINGLE BUTTON) INPUT (N.O.)
SW420 Operator
34 The following instructions are normally open and momentary, except the stop (N.C.). Installation device instructions - CONTROL CONNECTION DIAGRAMS
J1 TERMINAL BLOCK
1 2 3 ...
SW420 S3 BOARD Manual - Page 7
... risk of automatic gate operation. Safety Information
7
3 Adjust clutch or load sensing device to minimum force ...gate while operating controls.
6 Install two or more warning signs on the gate to alert persons in the area of entrapment or obstruction, then more sensors shall be located as shown on public side of the sensor(s) to the operator.
Use photo eyes, safety edges or both the open...
SW420 S3 BOARD Manual - Page 17
... will close , reopen. System Features
System Features 17
01-G0610F12
Figure 11: SW420 CONTROLLER
Visible/Audible Devices
ACTIVITY LED Steady indication when gate is at either open or close the operator from the open limit or from open limit or midstop only. AUDIBLE WARNING DEVICE If the operator should have a second inherent obstruction in normal operation. 2 flashes...
SW420 S3 BOARD Manual - Page 18
... to resume the operator back to reverse. A second obstruction will cause the gate to its normal operation. Either a manual device such as a close button only. Circuitry
OPEN ONLY CIRCUIT Separate open circuits for line-of-sight devices and out-of operator, both an open loops or radio controls. EXTERNAL OBSTRUCTION CIRCUIT This circuit can be used...
SW420 S3 BOARD Manual - Page 19
... to the right-inside of fence looking
out)
POLE #3: WARNING DEVICE ON = Warning device will turn on a limit. Doc 01-G0610 Rev A
POLE #1: SINGLE/CLOSE BUTTON ON = Close button only OFF = Open/Close button
POLE #2: RIGHT HAND / LEFT HAND ON = Left Hand (hate will open to the left) OFF = Right Hand (gate will open to Table 5.
SW420 S3 BOARD Manual - Page 21
...
LIMIT B CAM & COLLAR
LIMIT SWITCH A LIMIT SWITCH B
DIRECTION OF GATE TO OPEN
Right Left
OPEN LIMIT
A B
CLOSE LIMIT
B A
01-G0610F15
Figure 16
CAUTION
When following the limit switch adjustment procedure, the motor belt will turn and the control arm will move if a control device has been improperly connected.
The collars should all set
the...
SW420 S3 BOARD Manual - Page 24
... input and the operator
will not function (disabled).
5
4
CLOSE/SINGLE BUTTON
OPEN
5
9
SAFETY OPEN
Will reverse (close) the gate if active. do not run unless this
input will not run with this input.
5
6
WIRELESS OPEN BUTTON
Any device can be installed where the user cannot touch the gate while operating the controls.
If these instructions are normally...
SW420 S3 BOARD Manual - Page 28
... to the operator and some applications, the gate may be caused by the operator, there may begin to and powered by an external obstruction device that could be an accessory and there are...reverses.
2A. There are more than one accessory at the incoming side of accessories:
The operator won 't open or close . Is it there at a time and then test the system.
The operator won 't ...
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