LiftMaster SL3000501U SL3000501U Installation Manual - Page 33

ADDITIONAL WIRING To protect against fire and electrocution: • DISCONNECT power BEFORE installing or servicing operator. For continued protection against fire: • Replace ONLY with fuse of same type and rating. FIELD WIRING BIPART DELAY 4 2 6 OPEN LEFT OPEN 8 RIGHT HANDING CONTROL BOARD GND ANTENNA CURRENT MOTOR DRIVE SENSOR ID RESET RPM & LIMITS ALARM EXP. BOARD 24 VAC IN CLASS 2 SUPPLY 24 VAC 500 mA MAX COMM LINK BA + + 3-BUTTON + CONTROL - N.C. STATION - + FIRE DEPARTMENT - INTERRUPT LOOP or + EXIT LOOP PHOTOELECTRIC SENSORS for CLOSE cycle - + SHADOW LOOP - + - + - + N.C. COM N.O. - ACCESSORY + POWER 24 Vac 500 mA Maximum EDGE SENSOR for CLOSE cycle EDGE SENSOR or PHOTOELECTRIC SENSORS for OPEN cycle Shielded Twisted Pair Cable (Primary/Secondary link to other gate operator) Ground the shield of the cable to the chassis ground of each operator. Solenoid Lock (Optional) Maglock (Optional) OR (Not Provided) PLUG-IN LOOP DETECTOR Model LOOPDETLM EXPANSION BOARD POWER NOTE: These switches determine if the corresponding photoelectric sensor or edge sensor will function for the OPEN or CLOSE cycle. (Not Provided) HEATER TO MAIN BOARD SHADOW INTERUPT EXIT INTERRUPT LOOP SHADOW LOOP OPEN CLOSE 1 EYE ONLY 2 EYE/ EDGE 3 EYE/ EDGE COM SBC OPN CLS STP COM + + + - + + + + - N.C. PHOTOELECTRIC SENSORS PHOTOELECTRIC SENSORS or EDGE SENSORS SINGLE BUTTON CONTROL STATION 3-BUTTON CONTROL STATION JUNCTION BOX N.C. COM N.O. N.C. COM N.O. NOTE: These switches control how the Auxiliary Relays will function. AUXILIARY AUXILIARY RELAY 1 RELAY 2 GND N L EXIT LOOP Incoming Power 31