EMX Universal UL325 Thru-Beam Photoeye Kit (115 ft. Operating Range) - IRB-MON2

The EMX IRB-MON2 is a thru-beam photo eye that is the latest version of the IRB-MON. This photo eye includes a transmitter, receiver, integrated protective hoods, and a removable lens sunshield. It has advanced features such as improved performance in cold weather and an anti-fogging design, along with an IP65-rated enclosure that can be used indoors or outdoors.
Part Number: IRB-MON2

$164.36 each
Quantity Price Each


EMX Universal UL325 Thru-Beam Photoeye Kit (115 ft. Operating Range) - IRB-MON2

The new EMX IRB-MON2 photo-eye has the same features you may have enjoyed with the IRB-MON but improved. This photo eye is UL325 compliant and is a thru-beam infrared photo eye that provides superior entrapment protection for doors, gates, and barriers. The IRB-MON2 from EMX now has a molded plastic hood that is integrated with sensor housing and has a smaller housing so that you can install it in more places. With its IP65-rated enclosure, it can be used either indoors or outdoors. Since it offers superior construction, false triggering is a thing of the past.

Available Soon!

Key Features:

  • Molded Hole In Bottom Allows For ½ In. NPT Connection
  • Better Performance In Cold Weather
  • Advanced Features That Were Available On The IRB-MON
  • Easy Installation
  • Thru-Beam Configuration
  • Includes Transmitter, Receiver, Integrated Protective Hoods, And Removable Lens Sunshield

Monitoring Interfaces:

  • Normally Closed
  • Two-Wire Pulsed (2 Freq)
  • Two-Wire Pulsed (3 Freq)
  • 10K Resistive Termination


  • Operating Range: 5 To 115 ft
  • Power: 6-35 VDC, 12-24 VAC
  • Current (Using NC & 10K Monitoring Methods): 35 mA DC (When Aligned And Relay Activated)
  • Current (Pulse Monitoring Methods): 15 mA
  • Connections: “Removable” Screw Terminal For Quick Wiring
  • Monitoring Methods: 10k, 2-Wire Pulse, Normally Closed (Power Cycle)
  • Relay Output Configuration: Form C Contacts (NO, COM, NC)
  • Response Time: <300 MS (For NC Or 10K Monitoring)
  • Operating Temperature: -40 Degrees To 170 Degrees
  • Dimensions (L x W x H): 3.6” x 2.9” x 2.9”
  • Conduit Hole Size (Bottom of Housing): 0.83” Created For ½ Inch NPT
Quick Start Guide Manual Specification Sheet
Product Photo Eye
Monitored/Non-Monitored Monitored
Photo Eye Type Through-Beam
Monitored Type 10k Resistive, Normally Closed (NC), Pulsed