Ul325 entrapment protection (continued), Control board illustration – LiftMaster SL575 Heavy-Duty Commercial Slide Gate Operator User Manual
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Connector
Main Terminal
Wiring (J1)
UL325 ENTRAPMENT PROTECTION (CONTINUED)
CONTROL BOARD ILLUSTRATION
Connector (J2)
Connector SAMS (J5)
Relay Drive Troubleshooting LEDs (D6)
Terminal Troubleshooting LEDs (D11)
Connector
Master/Second (J4)
Dip Switch
Master/Second (S4)
Timer-to-Close
Force Adjustment
Dip Switch (S2)
Dip Switch (S1)
Diagnostic
LED
Limit LEDs
Motor Learn Button (S3)
EDGE/PHOTO CLOSE
This switch (S2-4) selects edge or photo sensor for the gate
closing protection input.
Close Photo Eye (Reverse): When the
control board is configured for photo
eyes, the input functions to reverse the
gate to the open limit when activated
during the close cycle. Shown as factory
default.
NOTE: Timer-to-Close will reset if enabled.
Close Edge: When the control board is
configured for safety edges, the input
functions to reverse the gate to the open
limit when activated during the close cycle.
The entrapment is not cleared at the limit
and the Timer-to-Close will be disabled.
The Timer-to-Close may be enabled by
activating the interrupt (safety) loop, open
or override open inputs.
ON
CLED PH
OPED PH
1 2 3 4
W
ARN
MAG
ON
S2
ON
CLED PH
OPED PH
1 2 3 4
WA
R
N
MAG
ON
S2
EDGE CLOSE
PHOTO CLOSE
EDGE/PHOTO OPEN
This switch (S2-3) selects edge or photo
sensor for the gate opening protection
input.
Open Photo Eye (Pause): When the
control board is configured for photo eyes,
the input functions to pause the gate
during the opening cycle. Once the input is cleared the gate
continues to open. Shown as factory default.
Open Edge: When the control board is
configured for safety edges, the input
functions to reverse the gate to the close
limit when the edge is activated during the
opening cycle.
ON
CLED PH
OPED PH
1 2 3 4
WA
R
N
MAG
ON
S2
ON
CLED PH
OPED PH
1 2 3 4
WA
R
N
MAG
ON
S2
PHOTO OPEN
EDGE OPEN