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Omron E3ZM-R81 Retro-Reflective Photoelectric Sensor Metal Housing
SKU: E3ZM-R81USD 130.00
Omron E3ZM-R81 is a retro-reflective photoelectric sensor with metal housing for robust industrial detection.
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Product Overview
The E3ZM-R81 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: Up to 3m
- Output Type: NPN
- Supply Voltage: DC12-24V
- Response Time: 1ms
- Light Source: Red LED
- Protection: IP67
- SKU: E3ZM-R81
- Series: E3ZM
- 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 | E3ZM-R81 |
|---|---|
| Series | E3ZM |
| Type | Retro-Reflective Photoelectric Sensor |
| Sensing Range | Up to 3m |
| Output Type | NPN |
| Supply Voltage | DC12-24V |
| Response Time | 1ms |
| Light Source | Red LED |
| Protection | IP67 |
| Material | Metal housing |
| Operating Temperature | -25 to +55°C |
Resources & Downloads
FAQ for E3ZM-R81
What's the advantage of metal housing?
Robust, durable, resistant to mechanical damage. Suitable for harsh industrial environments.
What's the sensing range?
Up to 3m with standard reflector.
Can this sensor detect transparent objects?
Standard retro-reflective: no. For transparent objects, use MSR model.
Can I adjust sensitivity?
Yes, sensitivity potentiometer on sensor side.
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