SKU: E3JK-RR11-C

Omron E3JK-RR11-C Retro-Reflective Photoelectric Sensor 4m Relay AC/DC Free Voltage

Omron E3JK-RR11-C is a retro-reflective photoelectric sensor with 4m range, relay output, AC/DC free voltage for versatile industrial detection.

USD 15.50 per unit, volume discounts available

  • In stock, ships in 24h
  • 100% genuine Omron
  • 1-year manufacturer warranty
  • Worldwide delivery

Key Features

  • Sensing Range: 0.1-4m
  • Output Type: Relay (SPDT)
  • Supply Voltage: AC/DC 24-240V
  • Response Time: 20ms
  • Light Source: Red LED
  • Cable Length: 2m
01 / Overview

Reliable Detection Layer for Sequence Accuracy and Process Stability

The E3JK-RR11-C is used to deliver repeatable machine-state detection for sequencing, interlocks, and process confirmation. Whether in packaging, handling, or assembly systems, this sensing class helps reduce false triggers and improves control confidence under continuous operation.

Repeatable State Detection

Accurate detection at the right process moment improves sequence integrity and reduces quality escapes caused by timing uncertainty or missed events.

Fit for Demanding Machine Environments

Industrial sensing components are selected for stability under vibration, contamination, and repetitive duty where consumer-grade devices are not suitable.

Faster Commissioning and Replacement

Standardized sensor families simplify spare strategy, reduce replacement errors, and support quicker return to production after maintenance events.

Typical Applications

  • Provides stable detection signals to PLC logic
  • Improves sequence timing accuracy
  • Reduces dependence on mechanical contact methods
  • Supports high-cycle production operation
  • Enables better fault isolation at machine stations
  • Simplifies maintenance through standard sensor families

Buying Checklist

  • Repeatable industrial detection behavior
  • Designed for continuous machine duty
  • Improves process timing confidence
  • Serviceable and standardizable selection
  • Reliable fit for automation sensing layers
02 / Specifications

Technical Specifications

Technical specifications for Omron E3JK-RR11-C Retro-Reflective Photoelectric Sensor 4m Relay AC/DC Free Voltage
ModelE3JK-RR11-C
SeriesE3JK
Sensing Range0.1-4m
Output TypeRelay (SPDT)
Supply VoltageAC/DC 24-240V
Response Time20ms
Light SourceRed LED
Cable Length2m
ProtectionIP64
Relay Capacity5A at 250VAC
03 / FAQ

Frequently Asked Questions

Output type?

Relay output (SPDT) for direct load switching.

Supply voltage?

AC/DC 24-240V free voltage.

Sensing range?

Up to 4m with reflector.

Relay capacity?

5A at 250VAC.

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