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Instruction Manual
The IRB-325 thru beam photoeye is an external entrapment protection device type B1, non-contact sensor
for use with automatic gates and doors. The photoeye provides a signal to the gate or door operator
that the beam is or is not obstructed. The IRB-325 operates up to 65 feet and is UL325 compliant
with operators that require normally closed (NC) monitoring.
Cautions and Warnings
This product is an accessory or part of a system.
instructions from the gate or door operator manufacturer. Comply with all applicable codes
and safety regulations.
Specifications
Operating Range
Power
Current
Relay Contact Rating
Surge Protection
Relay Output
Operating Temperature
Dimensions (L x W x H)
Environmental Rating
Ordering Information
IRB-325 KIT
•
IRB-325-SP
•
IRB-325-PT
•
EMX Industries, Inc.
IRB-325_Rev2.1_062220
IRB-325
™
UL325 Thru Beam Photoeye
Up to 65 ft (20 m)
12-24 VDC/AC
150 mA (relay activated)
1 A @ 30 VDC
Thermal fuse
Form C contacts (NO, COM, NC)
-40° to 170°F (-40° to 77°C)
3.2" (82 mm) x 3.06" (78 mm) x 5.03" (128
NEMA 4X
mm)
Thru beam photoeye kit, includes transmitter, receiver, and
protective hoods
Liquid tight strain relief connector, nylon, set of two
Mounting post, black powder coated steel, 2" x 2" x 2'
Tech support: 216-518-9889
technical@emxinc.com
ononly)
Install the IRB-325 according to
TM
1/4
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Summary of Contents for EMX IRB-325-TX
- Page 1 Thru beam photoeye kit, includes transmitter, receiver, and • protective hoods IRB-325-SP Liquid tight strain relief connector, nylon, set of two • IRB-325-PT Mounting post, black powder coated steel, 2” x 2” x 2’ • EMX Industries, Inc. Tech support: 216-518-9889 IRB-325_Rev2.1_062220 technical@emxinc.com...
- Page 2 The power inputs on both the receiver and transmitter are not polarity sensitive. Receiver Terminal Block Transmitter Terminal Block Normally Closed 12-24 VDC/AC Power Input Common 12-24 VDC/AC Power Input Normally Open 12-24 VDC/AC Power Input 12-24 VDC/AC Power Input EMX Industries, Inc. Tech support: 216-518-9889 IRB-325_Rev2.1_062220 technical@emxinc.com...
- Page 3 If the IRB-325 is aligned but not detecting an obstruction, consider adjusting the sensitivity TIP: on the receiver until an obstruction is detected. This may be applicable for installations with a detection zone of less than 20 ft. EMX Industries, Inc. Tech support: 216-518-9889 IRB-325_Rev2.1_062220 technical@emxinc.com...
- Page 4 Warranty EMX Industries, Inc. products have a warranty against defects in materials and workmanship for a period of two years from date of sale to our customer. EMX Industries, Inc. Tech support: 216-518-9889 IRB-325_Rev2.1_062220...
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