Omron E3FA-RP21 Retro-Reflective Photoelectric Sensor 3m NPN M12 IP69K
SKU: E3FA-RP21USD 16.50
Omron E3FA-RP21 is a retro-reflective photoelectric sensor with 3m range, NPN output, M12 connector, IP67/IP69K stainless steel for washdown.
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Product Overview
The E3FA-RP21 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.
Key Features
- Sensing Range: 0.1-3m
- Output Type: NPN
- Supply Voltage: DC12-24V
- Connection: M12 connector
- Protection: IP67/IP69K
- Response Time: 1ms
- SKU: E3FA-RP21
- 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-RP21 |
|---|---|
| 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 |
Resources & Downloads
FAQ for E3FA-RP21
Sensing range?
Up to 3m with reflector.
Connector?
M12 4-pin connector.
Output type?
NPN open collector.
Protection?
IP67/IP69K.
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