Wiring diagram, G1014, 1 of 2) – LiftMaster BG770 Industrial-Duty Single Arm Barrier Gate Operator User Manual
Page 21: Control wiring type l2 field wiring
21
08/28/00
NOTES:
1) TRANSFORMER PRIMARY VOLTAGE SAME AS OPERATOR LINE VOLTAGE
24V SECONDARY.
2) RELAY COIL VOLTAGE SAME AS OPERATOR LINE VOLTAGE.
3) WE RECOMMEND USING A DEDICATED CIRCUIT BREAKER FOR EACH OPERATOR.
APPLICATIONS:
MODEL TYPES:
DRAWING NUMBER:
DATE:
REVISION:
ECN:
HORSEPOWER:
VOLTAGE/PHASE:
CONTROL WIRING TYPE L2
FIELD WIRING
1/2
115/230V, 60Hz, 1 PHASE ONLY
01-G1014
F-3/20/08
BG770, BG790
(GN)
08-7165
115V
ACCESSORIES
(W)
(BK)
WIRING DIAGRAM
MOTOR CONNECTION SAME
AS INCOMING POWER.
FOR BG770, INTERCHANGE
GREEN AND RED WIRES
115V MOTOR
CONNECTION
230V MOTOR
CONNECTION
230V ONLY
(GN)
(BK)
(W)
(R)
Y
W
2
4
BR
BR
BR
BR
8
BK
5
OR
BL
3
1
W
4
R
8
BK
Y
BL
2
3
5
OR
1
(R)
(W)
(BK)
(GN)
6
5
OP
OP
1
2
CL
(OR)
CL
CL
3
3
4
4
OP
1
2
5
6
(BL)
FUSE 3.2A
115V ONLY
115V ONLY
(BK)
(BK)
(BK)
(BK)
(BK)
0/L
IR
L2
L1
H1
H2
7
IR
IR
1
5
14
J4–4
J4–6
10
2
J3
J4
14
13
13
J3–6
J3–4
3
SEE NOTE 2
SEE NOTE 1
(W)
(Y)
(YEL)
(PUR)
(OR)
(GY)
(BL)
(GN)
(OPTIONAL)
(GN)
(R)
(OR)
(BL)
(BR)
OP
R2
R1
6
(W)
(R)
CL
(R)
(OR)
(GY)
(W)
(W)
(OR)
CLOSE
HOLD OPEN
LOOP–PRESENCE
REMOVE JUMPER WHEN
TIMER IS ADDED
ADD JUMPER WHEN USING CLOSE BUTTON
DO NOT USE WITH HOLD OPEN LOOP
TIMER
(OPTIONAL)
(OR)
(OR)
(OR)
(GN)
(BK)
(PUR)
(R)
P1
P2
P3
P4
J3–9
J3–10
J4–9
J4–10
(R)
(BK)
(BK)
(BL)
J3–7
J4–7
J4–8
J3–8
24V HOLD
OPEN LOOP
(OPTIONAL EQUIPMENT)
24V OPEN
LOOP
HOLD OPEN LOOP
LOOP WIRES
(OPTIONAL)
OPEN LOOP
LOOP WIRES
(OPTIONAL)
C
NO
CLOSE L/S
(BR)
R2
R1
R1
R2
8
9
R1
OP
(YEL)
(GN)
AUTO/MANUAL
OPEN
OPEN LOOP–PRESENCE
SENSING
EDGE
(OPTIONAL)
1) REMOVE JUMPER WHEN TIMER TO
CLOSE IS USED.
2) REMOVE JUMPER TO CAUSE GATE
ARM TO CLOSE IMMEDIATELY UNLESS
HOLD OPEN LOOP IS ACTIVATED.
24V SEC.
(W)
(W)
(W)
1 PHASE
INCOMING LINE
(SEE NOTE 3)
24V COIL
24V COIL
24V COIL
24V COIL
CL
OPEN L/S
NO
C
AUX.
CLOSE L/S
(BRN)
(GY)
(GY)
(BRN)
TERMINAL BLOCK
WIRE CONNECTION FOR STANDARD CONTROL DEVICES
WIRE CONNECTION FOR OPTIONAL DEVICES
WIRE CONNECTION FOR 230V UNITS ONLY
IS CONNECTOR FOR 24V OPEN LOOP DETECTOR
IS CONNECTOR FOR 24V HOLD OPEN LOOP DETECTOR
To protect against fire and electrocution:
• DISCONNECT power BEFORE installing
or servicing operator.
• Replace ONLY with fuse of same type
of rating. Fuse 3.2A, 3AG, 250V, SLO-BLO
4) BROWN WIRES INSIDE MOTOR NOT USED, SHOULD BE WIRE NUTTED.
O/L SEE
NOTE 4
O/L SEE
NOTE 4
(1 of 2)
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