3 secondary entrapment protection wiring, Ul 325 terminal – Controlled Products Systems Group 4302-111 User Manual
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1.3 Secondary Entrapment Protection Wiring
Closing-Direction
Protection
Closed Gates
Open Gate
Open Gate
Entrapment Protection
Opening -Direction
Entrapment Protection
Opening -Direction
Photo Sensors
PHOTO OPEN (Photo Sensors)
Stops gate movement in the open cycle. Gate resumes
normal operation when the input (obstruction) is cleared.
Not used
Not used
Not used
COMMON
Terminal for the secondary entrapment device input.
COMMON
Not used.
1
1
2
3
4
5
5
6
SW 1
Switch 5 Must be OFF
In addition to the inherent entrapment sensing system, this operator has provisions for the connection of a non-contact (type
B1) secondary entrapment protection device. This is required by UL 325 standards.
Entrapment protection devices are required to reduce the risk of injury. Install sensors where the risk of entrapment or
obstruction exists while gate is moving.
UL 325 Terminal
Main Terminal
UL 325 Terminal
1
ON
2
3
4
5
6
7
8
4302
Closing-Direction Protection
UL 325 Terminal Note: The 6-pin
terminal can be unplugged from circuit
board for easy wire connections.
When closing-direction gate’s
photo beam get obstructed,
gates will reverse back to the
full open position.
Standard Reverse
Low V
oltage Common
Standard Reverse input on Terminal
#8 functions ONLY while the gate is
at the FULL OPEN position or during
the CLOSING cycle. It MUST NOT be
used as an input for a secondary
entrapment protection device during
the OPENING gate cycle.