LiftMaster SL3000UL3 Owners Manual - Page 10
Contact Sensors (Edge Sensors), Outside Property
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SUGGESTED SAFETY PROTECTION DEVICE LOCATIONS WARNING To prevent SERIOUS INJURY or DEATH from a moving gate: • Entrapment protection devices MUST be installed to protect anyone who may come near a moving gate. • Locate entrapment protection devices to protect in BOTH the open and close gate cycles. • Locate entrapment protection devices to protect between moving gate and RIGID objects, such as posts or walls. Contact Sensors (Edge Sensors) Install edge sensors to protect against any entrapment or safety conditions encountered in your gate application. See Entrapment Protection Devices. Edge sensor for open cycle on wall. Edge sensor for open cycle on gate. Edge sensor for open cycle on wall. Edge close sensor for cycle on wall. Outside Edge sensor PrOouptesritdyeLSoaofpeStayffeotryclDoosaIennncggsyaecitrelde.e LSoaofepty Inside Entrapment Property Danger Safety loops allows the gate to stay open when vehicles are obstructing the gate path. Suggested for vehicles 14 feet or longer. See Loop Detector Wiring. Gate Rail Stops For safety reasons, physical stops MUST be installed on both ends of the gate rail prior to installation of the gate operator. This will assure that the gate does not derail while opening or closing fully. 8