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Omron E3FB-RP21 Retro-Reflective Photoelectric Sensor 4m M12 IP67/IP69K

SKU: E3FB-RP21

Omron E3FB-RP21 is a retro-reflective photoelectric sensor with 4m class range, M12 connector, and IP67/IP69K protection for robust industrial object detection.

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Product Overview

The E3FB-RP21 is designed for stable object presence detection in conveyors, packaging stations, and material handling systems. Its 4m class range supports flexible mounting in medium-span machine zones. High ingress protection and connectorized installation make it practical for harsh environments and maintenance-friendly replacement workflows.

  • SKU: E3FB-RP21
  • Series: E3FB-RP21

Best-Fit Applications

  • Detecting products on medium-length conveyor zones
  • Triggering process steps at transfer points
  • Monitoring object flow in packaging cells
  • Replacing short-range sensors where more distance is required
  • Standardizing rugged sensor hardware in OEM lines
  • Improving detection uptime in washdown-affected areas

Buying Checklist

  • Mid-range capability expands installation flexibility
  • Rugged protection improves field reliability
  • M12 interface reduces maintenance downtime
  • Strong fit for repetitive industrial detection tasks
  • Practical standard component for harsh environments

Technical Specifications

Model E3FB-RP21
Product type Photoelectric sensor
Sensing method Retro-reflective
Range class 4m
Connector type M12
Protection rating IP67/IP69K
Primary role Object presence detection
Application scope Packaging, transfer, and conveyor lines
Operational value Stable detection in repetitive duty
Maintenance value Connectorized easy field replacement

FAQ for E3FB-RP21

What is E3FB-RP21 mainly used for?
It is mainly used for reliable retro-reflective object detection in medium-range industrial applications.
Why is IP67/IP69K important for line sensors?
It improves durability against dust, moisture, and cleaning, helping maintain stable performance.
Is this sensor suitable for packaging lines?
Yes. It is widely applicable in packaging and conveyor detection points.

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