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E3FA-RN21

Omron E3FA-RN21 Retro-Reflective Photoelectric Sensor NPN M12 IP69K

SKU: E3FA-RN21

USD 16.00

Omron E3FA-RN21 is a retro-reflective photoelectric sensor with 3m range, NPN output, M12 connector, IP67/IP69K for harsh environments.

1-Year Warranty Full manufacturer warranty
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Product Overview

Omron E3FA-RN21 is supplied for industrial automation projects requiring reliable delivery, verified authenticity, and responsive support from inquiry to shipment.

  • SKU: E3FA-RN21
  • Series: E3FA
  • Voltage: 24V

Best-Fit 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

Technical Specifications

Model E3FA-RN21
Series E3FA
Sensing Range 0.1-3m
Output Type NPN
Supply Voltage DC12-24V
Connection M12 connector
Protection IP67/IP69K
Response Time 1ms
Light Source Red LED
Material Stainless steel

FAQ for E3FA-RN21

Sensing range?
Up to 3m with reflector.
Output type?
NPN open collector.
Connector?
M12 4-pin connector.
Protection?
IP67/IP69K.

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