Single Phase Wiring Diagram - Chamberlain LiftMaster Professional SW420 Installation Manual

GL CONTROL BOARD GL CONTROL BOARD
24VAC-IN 24VAC-IN
24VAC-COMMON 24VAC-COMMON
SOFT OPEN SOFT OPEN
NC NC
"B" LIMIT "B" LIMIT
CONTACTOR B CONTACTOR B
"A" LIMIT "A" LIMIT
CONTACTOR A CONTACTOR A
RPM-IN RPM-IN
RPM-SUPPLY RPM-SUPPLY
RPM GND RPM GND
RADIO COMMAND RADIO COMMAND
SHADOW SHADOW
+24 VDC +24 VDC
CLOSE CLOSE
STOP STOP
SOFT OPEN SOFT OPEN
HARD OPEN HARD OPEN
INT. LOOP INT. LOOP
OBS. OPEN OBS. OPEN
OBS. CLOSE OBS. CLOSE
24 VAC-COMMON 24 VAC-COMMON
DC-GND DC-GND
LOCK 1 LOCK 1
LOCK 1 LOCK 1
ALARM 1 ALARM 1
ALARM 1 ALARM 1
SEE NOTE 4 SEE NOTE 4
NOTES:
1) TRANSFORMER PRIMARY VOLTAGE SAME AS OPERATOR LINE VOLTAGE
24V SECONDARY 15VA.
2) TERMINAL DESIGNATIONS SHOWN FOR 115V ONLY.
3) OPTIONAL WIRE HARNESS.
4) (B+) AND (B-) ARE 100dB SAFETY ALARMS.
5) CONNECTED INTERNALLY ON GL PC BOARD
845 Larch Avenue, Elmhurst, IL 60125
S I N G L E P H A S E W I R I N G D I A G R A M
RPM RPM
SENSOR SENSOR
R4 R4
R3 R3 3
OPTION OPTION
(W) (W)
(RD) (RD)
R1 R1
J4 J4
DUAL GATE DUAL GATE
1 2
SEE NOTE 1 SEE NOTE 1
PRIMARY PRIMARY
24VA C 24VA C
SEC SEC
SEE NOTE 5 SEE NOTE 5
J1-6 J1-6
OPTIONAL WIRE
(OR) (OR)
P/N 90-G0601
FIELD WIRING FIELD WIRING
R1 R1 R2 R2 R3 R3 R4 R4 3 5
24 VAC 24 VAC RADIO RADIO STOP STOP
SIGNAL SIGNAL
APPLICATIONS:
CONTROL WIRING TYPE - GL
FIELD WIRING & ADJUSTMENTS
MODEL TYPES:
HORSEPOWER:
VOLTAGE/PHASE:
DRAWING NUMBER:
30
R2 R2
J1-11
HARNESS
5 8 9 10 10 11 11 12 12
INTERRUPT INTERRUPT
LOOP LOOP
ENTRAPMENT ENTRAPMENT
OPEN OPEN
ENTRAPMENT ENTRAPMENT
CLOSE CLOSE
TO TO
PRIMARY/SECONDARY PRIMARY/SECONDARY
UNIT UNIT
SW420
1/3
115V & 230V - 1 PHASE ONLY
G1977
REV:
C