Chamberlain MIRACLE-ONE - LOOP DETECTOR WIRING

CENTER LOOP +24 VAC INPUT SAFETY LOOP STRIKE INPUT GROUND RADIO +24 VOLT
17 18 19 20 21 22 23 24 25 26 27
Com
N.O.
Gnd
+24V
23 252019
CENTER LOOP +24 VAC INPUT SAFETY LOOP STRIKE INPUT GROUND RADIO +24 VOLT
17 18 19 20 21 22 23 24 25 26 27
LOOP DETECTOR WIRING
Com
N.O.
Gnd
+24V
23 252221
CENTER LOOP +24 VAC INPUT SAFETY LOOP STRIKE INPUT GROUND RADIO +24 VOLT
17 18 19 20 21 22 23 24 25 26 27
Com
N.O.
Gnd
+24V
23 251817
OUT
IN
Exit
Loop
Center
Loop
Safety
Loop
Safety
Loop
O
er
Safe
Loo
O
er
Safe
Loo
Allows gate to automatically open for exiting
vehicles.
Allows gate to stay open when vehicles are
obstructing gate path.
Allows gate to stay open when vehicles
are obstructing gate path.
For fail safe operation,
connect safety loops
in series.
Safety Loop Center Loop
Exit Loop
Surge Suppressor
Surge SuppressorSurge Suppressor
Elite Part # A 24 Elite Part # A 24
Elite Part # A 24
Removable Terminal Connectors
Removable
Terminal
Connectors
25