LiftMaster BG770 Industrial-Duty Single Arm Barrier Gate Operator - Manual (Page 22)

22
E-3/20/08 08/28/00 08-7165
GY
AUX.
CLOSE L/S
(W)
(W)
FUSE 3.2A
(BL)
(GN)
(R)
(W)
(W)
(W)
(R)
(GN)
(R)
(GN)
(BL)
(BL)
(BL)
(BL)
(BL)
(BL)
(OR)
(OR)
575V MOTOR
CONNECTION
1) TRANSFORMER PRIMARY VOLTAGE SAME AS OPERATOR LINE VOLTAGE
24V SECONDARY
2) WE RECOMMEND USING A DEDICATED CIRCUIT BREAKER FOR EACH OPERATOR.
(W)
(GN)
(GN)
(GY) (GN)
(GN)
(W)
(Y)
OPEN
OPEN LOOP–PRESENCE
(OPTIONAL)
7
J3–6
J4–6
J3–7
J4–7
J4–8
J3–9
J3–10
J4–9
J4–10 P4
P3
P2
P1
J3–8
(OPTIONAL EQUIPMENT)
J4–4
J3–4
4
SENSING
EDGE
(OR)
(OR)
(PUR)
(OR)
(OR) (OR)
(R)
(R) R2
R2
R1
TD1
OP
24VAC
DPDT
24VAC
DPDT
APPLICATIONS:
DRAWING NUMBER:
DATE: REVISION: ECN:
MODEL TYPES: BG770 (PG) BG790 (HBG)
1/2
208/230/480/575V
HORSEPOWER:
VOLTAGE/PHASE:
24V OPEN
LOOP
24V HOLD
OPEN LOOP
24V COIL
24V COIL
24V COIL
24V COIL
24V COIL
(PUR) CLOSE
C NO
C NO
L/S
CLOSE L/S
(PUR)
(BK)
(BRN)
(BRN)
(GY)
(GY)
(R)
(R)
(BK)
TD1
TD2
CL
R1 (W) (BK) (BL)
(BL)
(BR)
(BL)
(PUR) (BR)
(OR)
(OR)
(OR)
R1
R1
R2
14
14
13
3
13
2
J3
J4
8 9
OP TD–2
5
1
10
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
CLOSE
CL
HOLD OPEN
LOOP–PRESENCE
(OPTIONAL)
REMOVE JUMPER WHEN
TIMER IS ADDED
TERMINAL BLOCK
WIRE CONNECTION FOR STANDARD CONTROL DEVICES
WIRE CONNECTION FOR STANDARD CONTROL DEVICES
IS CONNECTOR FOR 24V OPEN LOOP DETECTOR
IS CONNECTOR FOR 24V HOLD OPEN LOOP DETECTOR
ADD JUMPER WHEN USING CLOSE BUTTON
DO NOT USE WITH HOLD OPEN LOOP
OPEN LOOP
LOOP WIRES
(OPTIONAL)
HOLD OPEN LOOP
LOOP WIRES
(OPTIONAL)
TIMER
(OPTIONAL)
(YEL)
(YEL)
(W)
(BK)
(BK)
(BK)
AUTO/MANUAL
(OPTIONAL EQUIPMENT)
SEE NOTE 1
24V SEC.
115V
GEARBOX
HEATER
H1
(R)
(W)
(BK)
(GN)
L3
L2
L1
H2
(BK)
(W)
(W)
(W) (W)
(W)
(W)
(W)
6 5
CL
CL
OP
OP
CL
1 2
1 2
4 3
4 3 5 6
OP
WIRE COLOR: 208V–(R),
230V–(OR), 480–(VT),
575V–(GY)
J1 J2
O/L IN
MOTOR
1
2
3 J
J
J
J
J
J
480V MOTOR
CONNECTION
3–PHASE
INCOMING LINE
(SEE NOTE 2)
208/230V
MOTOR
CONNECTION
MOTOR CONNECTION SAME
AS INCOMING POWER
4
5 8 2
1
3 9 6
7
4
5 8 2
1
3 9 6
7
WIRING DIAGRAM
01-G1015
FIELD WIRING & ADJUSTMENTS
CONTROL WIRING TYPE
NOTES:
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
(1 of 2)
1