Chamberlain BG770, BG790 FIELD WIRING

01-G1014 Field Wiring Diagram 32

FIELD WIRING

IT IS IMPORTANT TO READ ALL SAFETY RULES INCLUDED IN THE INSTALLATION MANUAL BEFORE BEGINNING INSTALLATION. FAILURE TO COMPLY WITH THE SAFETY INSTRUCTIONS MAY RESULT IN SERIOUS PERSONAL INJURY OR PROPERTY DAMAGE.

CONTROL WIRING LINE VOLTAGE SUPPLY

	MANUAL	ON
		SWITCH
	OPEN
SEE		OFF
		115V
NOTE #1
	SEE NOTE #2	OUTLET
SENSING EDGE		SEE
		NOTE #3

OPEN BUTTON

OR OTHER

OPEN CONTROL

CLOSE BUTTON

SEE NOTE #2

ELECTRICAL CABINET

WARNING	115V	OPEN	HOLD OPEN	1 PHASE
	ACCESSORIES	LOOP	LOOP		(SEE NOTE #5)
(SEE NOTE #5)				INCOMING
	(0.2A MAX)			LINE
		LOOP WIRE CONNECTIONS FOR
		FACTORY SUPPLIED (PLUG-IN)
		DETECTORS ONLY

LOOP DETECTORS BY OTHERS		RADIO CONTROL
	CONNECTIONS FOR LOOP DETECTORS
		CONNECTIONS FOR STANDARD
	NOT SUPPLIED BY THE FACTORY	3-WIRE 24 VAC RADIO CONTROL

PRESENCE CONTACT OF				PRESENCE CONTACT OF
			LOOP TO OPEN	LOOP TO HOLD OPEN
					RADIO CONTROL WILL OPEN GATE
		LOOP WIRES AND POWER FOR LOOP DETECTORS
					AND REVERSE IF CLOSING. IT WILL
		SHOULD BE DIRECTLY WIRED TO DETECTOR ITSELF.
					NOT STOP OR CLOSE THE GATE.
	REFER TO INSTRUCTIONS ACCOMPANYING DETECTOR.

NOTES:

1)REMOVE THIS JUMPER TO CAUSE GATE ARM TO CLOSE IMMEDIATELY WHENEVER IT IS OPENED, UNLESS A VEHICLE IS ON THE HOLD OPEN LOOP. IF THIS JUMPER IS NOT REMOVED, ARM WILL REMAIN OPEN UNTIL A VEHICLE ENTERS AND EXITS THE HOLD OPEN LOOP.

2)ADD JUMPER FROM TERMINAL #8 TO #9 WHENEVER CLOSE BUTTON IS USED. DO NOT USE WITH HOLD OPEN LOOP.

3)115V UTILITY OUTLET (4 AMP MAX.) PROVIDED ON 115V MODELS ONLY.

4)SEE REVERSE SIDE FOR INTERNAL OPERATOR WIRING.

5)DO NOT CONNECT INPUT POWER LINES TO L1 & L2 TERMINALS. POWER LINES MUST BE CONNECTED TO THE POWER SWITCH. DRAWING NO.: 01-G1014

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