E-SL 450BD Series Instruction Manual
Control Board Overview
16
CAUTION! Do not run 110V AC power direct to the board. This will cause permanent
damage to both boards and void your warranty. Caution!
Display Indicators:
Lights off on board & stand by / normal operation
Lower right hand “dots” flashing normal pace
:
Active / Awaiting command
EL
: Sending voltage to EL terminals (electric lock)
OP
: Opening cycle
AU
: Auto-reclose countdown
CL
: Closing cycle
PH
: Photo cell disruption
If the gate(s) come in contact with an obstruction the gate(s) will reverse
direction for 2 seconds and stop to allow the obstacle to be cleared from the
gate path.
If the gate(s) obstructs 3 times in a row the gate(s) will go into a hard
shutdown mode and a buzzer alarm will sound. At this point no accessories
or remotes will be able to activate the gate opener until the gate opener is
reset by disconnecting primary power bat-tery.
Buzzer / Obstructions: