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LiftMaster SL3000UL3 Support Question

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Question posted by edwinyagin1 on October 1st, 2021

Installing Photo Sensor To A Liftmaster Sl3000ul3

I want to know what model sensor I need to purchase to have my liftmaster stop its initial close function when an object crosses the path of the beam. I have the manual and to know the wiring setup.

Current Answers

Answer #1: Posted by techyagent on October 1st, 2021 6:15 PM
This answer was accepted by the poster of the original question.
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Answer #2: Posted by SonuKumar on October 2nd, 2021 8:55 AM
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Related LiftMaster SL3000UL3 Manual Pages

Owners Manual - Page 1

INTENDED FOR PROFESSIONAL INSTALLATION ONLY. The Chamberlain Group, Inc. 845 Larch Avenue Elmhurst, Illinois 60126-1196 www.liftmaster.com SL3000UL™ VEHICULAR SLIDE GATE OPERATOR OWNER'S MANUAL THE SL3000UL™ IS FOR USE ON VEHICULAR PASSAGE GATES ONLY AND NOT INTENDED FOR USE ON PEDESTRIAN PASSAGE GATES.
Owners Manual - Page 3

... Operators 17 Solenoid/Maglock Connection 18 Factory Installed DC2000™ Connection 19-20 Plug-In Loop Detector Wiring 21 120Vac External Loop Detector Wiring 22 Entrapment Protection Devices (Contact Sensors 23 Entrapment Protection Devices (Non-Contact Sensors 24 Omni Option Board Connections (Optional 25 ADJUSTMENTS Set Gate Opening Direction 26 Limit Switch Adjustments 26 315...
Owners Manual - Page 5

...installed on both the open and close directions of gate travel. UL325 ENTRAPMENT PROTECTION REQUIREMENTS This chart illustrates the entrapment protection requirements for each of motorized gate systems. 3 Non-contact sensors...E In order to four single family dwellings, or a garage or parking area associated therewith. Class III - Residential vehicular...sensors such as photo...
Owners Manual - Page 6

... exposed pinch points are comprised of the gate. The Stop and/or Reset (if provided separately) must be located where the transmission of a gate system. c. A hard wired contact sensor shall be designed to start. 10. d. A wireless contact sensor shall function under , around or through the openings anywhere in the gate, and in that portion of the...
Owners Manual - Page 7

... open position, subject to the provisions in the 4.1.1.1 and 4.1.1.2. 4.1.1.1 The width of an object (such as a wall, pillar or column) covered by gravity when an automatic operator is disconnected. 1.9 A pedestrian gate shall not be incorporated into a vehicular gate panel or that portion of the adjacent fence that their intended function. 2. These stops shall be installed...
Owners Manual - Page 8

Property owners MUST never let pedestrians cross the path of EACH gate, in BOTH the open and close gate cycles. • Locate entrapment protection devices to protect between moving gate: • Entrapment protection devices MUST be installed to protect anyone to protect in PLAIN VIEW. 6 WARNING To prevent SERIOUS INJURY or DEATH from a moving gate! Property...
Owners Manual - Page 9

... (Photoelectric Sensors) Install photoelectric sensors to protect against any entrapment or safety conditions encountered in BOTH the open when vehicles are obstructing the gate path. Suggested for vehicles 14 feet or longer. Outside PrOouptesritfdyoSeLraSoafCofepeLttOyy SDEaCnInygsciedlreeLSoaofepty Inside Property 7 Gate Rail Stops For safety reasons, physical stops MUST be installed to...
Owners Manual - Page 10

... to protect anyone who may come near a moving gate and RIGID objects, such as posts or walls. See Loop Detector Wiring. Edge sensor for cycle on gate. Suggested for open and close sensor for open cycle on wall. Gate Rail Stops For safety reasons, physical stops MUST be installed to protect in your gate application. This will assure that the...
Owners Manual - Page 12

...stops MUST be installed on both ends of the gate operator. To do so will assure that the gate does not derail while opening or closing fully. 10 This will cause the gate to installation.... 1/2" 1/2" Gate Rail Stop When fully opened, the end of the sliding gate should stop or catch post in front of the gates path. SAFETY CATCH ROLLERS AND GATE RAIL STOPS Safety Catch Rollers DO NOT...
Owners Manual - Page 15

... 22 Plug-In Loop Wires 21 ALARM SENSOR 2 SENSOR ALARM 3 DC-BACKUP SYSTEM ON SENSORS 20 TIMER 18 19 OFF 60 3 7 1 3 ON REVERSE SENSOR 1 17 3 1 15 FIRE DEPT. 3 8 OPEN LEFT OPEN RIGHT 13 11 9 STRIKE OPEN RADIO RECEIVER GATE LOCKED COMMAND PROCESSED 16 EXIT LOOP 14 SAFETY LOOP 12 CENTER LOOP 10 RESET MOTOR CLOSE STOP OPEN 4 POWER OVERLOAD 5 MADE IN...
Owners Manual - Page 16

All other terminals will Open and Close with connection. Fire or any Key Switch Dry Contact Push Button Dry Contact Telephone Entry System 12Vdc Failsafe Photoelectric Sensor NOTE: Terminals 11 and 12 are the ONLY terminals that will ONLY Open with a single push of a button. Master/Second Connection SURGE SUPPRESSOR TERMINAL CONNECTIONS 120Vac Power OR...
Owners Manual - Page 21

..."automatically opening" the gate due to operate gate. See Adjustment Reversing Sensor(s). Socket Reset button and interlock wires, Do Not Remove. 120Vac Power Failure Manual Mode Push...manual command such as the OmniControl™ board setting. Make sure the "System ON" and "Charge OK" LEDs are lit. FACTORY INSTALLED DC2000™ CONNECTION DC2000™ Startup Plug in "manual...
Owners Manual - Page 23

... LOOP RESET MOTOR CLOSE STOP OPEN POWER OVERLOAD MADE IN USA CAUTION Outside Safety Loop To AVOID damaging control board, disconnect ALL power to operator before installing plug-in series. (See "Installing Insulated Loop Wire" on next page for more information) PropInesritdye Contact your local dealer for information about plug-in loop detector manual for more specific...
Owners Manual - Page 27

...Contact NOTE: Cut jumper W4 wire ONLY when installing a 3 button station, stop button, or QCC. STRIKE OPEN RADIO RECEIVER GATE LOCKED EXIT LOOP SAFETY LOOP CENTER LOOP RESET MOTOR CLOSE STOP OPEN POWER OVERLOAD MADE IN USA W4 G Relay Contact Rating 0.5 Amp - 125Vac 1 Amp - 24Vdc Maglock Solenoid Lock 25 Ground N.O. N.O. CENTER SAFETY EXIT SENSOR ALARM W4 G B A MS LINK...
Owners Manual - Page 29

...with up to open or close for 1/4 second regardless of the length of rolling code, billion code, or dip switch remotes. To verify, refer to the label next to cross path of CONSTANT ... contacts will close gate. WARNING To reduce the risk of SERIOUS INJURY or DEATH, the use of moving gate or garage door: • ALWAYS keep gate or garage door in sight until completely closed as long ...
Owners Manual - Page 32

... the weight of the gate and the condition of installation. STRIKE OPEN RADIO RECEIVER GATE LOCKED EXIT LOOP SAFETY LOOP CENTER LOOP RESET MOTOR CLOSE STOP OPEN POWER OVERLOAD MADE IN USA CENTER SAFETY EXIT DC2000™ Reverse Sensor The DC2000™ has a separate reverse sensor that will need to make the adjustment. 30 DC2000 Harness Maximum Sensitivity...
Owners Manual - Page 38

... Safety Loop Input Power Neutral Not Used Input Power 120Vac Strike Open Exit Loop Radio Receiver - Motor White Normally Closed (No Wire) Motor Black Limit Switch Brown Com Motor Red Purple Com Blue... Black Safety Sensor Safety Sensor Relay Adapter Red Relay Adapter White Relay Adapter Black Plug-In Exit Loop Wire Plug-In Exit Loop Wire Plug-In Safety Loop Wire Plug-In Safety Loop Wire Not Used Not...
Owners Manual - Page 40

...Open Push Button, Fire Dept Key Switch Inputs External Loop Detector Center, Safety, Exit Wires Input 38 NOTE: See diagram on previous page. UL Alarm Red UL Alarm Black Safety Sensor Safety Sensor... Red N.O. Reset Switch, Interlock Black - - - Key Switch (7) Fire Dept. Motor White Normally Closed (No Wire) Motor Black Limit Switch Brown Com Motor Red Purple Com Blue N.O. In In 5 or 0Vdc 0V...
Owners Manual - Page 42

...0Vdc Input Connection External Loop Detector Wires, 120Vac Power, Radio Receiver, Strike Open, Key Switch Harness Omni Option Board...Sensors Relay Adapter Module Input Plug-In Loop Detector Loop Wire Inputs 1 HP Board Input Master/Second Link Plug-In Loop Detector Inputs Motor Red Motor Black Motor White Neutral - Limit Switch Yellow Com Limit Switch Orange N.O. - Normally Closed (No Wire...
Owners Manual - Page 50

...ANY PROBLEMS WITH, OR RELATING TO, THE GARAGE DOOR OR GARAGE DOOR HARDWARE, INCLUDING BUT NOT LIMITED TO THE DOOR SPRINGS, DOOR ROLLERS, DOOR ALIGNMENT OR HINGES. UNDER NO CIRCUMSTANCES SHALL SELLER...The Chamberlain Group, Inc. ("Seller") warrants to the first purchaser of this product, for the structure in which this product is originally installed, that it is free from defect in materials and/or...

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