Chamberlain CHLA250EVC Manuel D'installation page 10

EXAMPLE
LAMP 1
E-LOCK / MAG LOCK
FLASH LAMP
+
+
+
220-240V/50/60Hz
28V AC
L L
N N
PE
24V external accessories
Examples: outdoor receiver
24VDC SYNC
+
Stop
NC
Partial Open
NO
Total Open
NO
SAFETY EDGE
Fuse
BAT-
BAT+
+
SYNC, STBY, UART, LIMIT-
connectors are not used for LA units
STBY UART LIMIT-SW
CTRL GND 12V - TX RX 5V OP - CL
-
+
S P
SW
M
+
M
+
24 V CC
15W
1 1
BAT-
BAT+