Omron Retroreflective Photoelectric Sensor, Block Sensor, 5 mm → 15 mm Detection Range
- RS Stock No.:
- 303-2189
- Mfr. Part No.:
- E3T-SL11 2M
- Brand:
- Omron
Subtotal (1 unit)*
£112.30
(exc. VAT)
£134.76
(inc. VAT)
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In Stock
- 1 unit(s) ready to ship
- Plus 2 unit(s) shipping from 30 October 2025
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Units | Per unit |
---|---|
1 + | £112.30 |
*price indicative
- RS Stock No.:
- 303-2189
- Mfr. Part No.:
- E3T-SL11 2M
- Brand:
- Omron
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
---|---|---|
Brand | Omron | |
Sensor Style | Block | |
Detection Type | Retroreflective | |
Detection Range | 5 mm → 15 mm | |
Output Type | NPN | |
Electrical Connection | Pre-Wired Cable | |
Maximum DC Voltage | 26.4V | |
Light Source | LED | |
IP Rating | IP67 | |
Maximum Current | 50 mA | |
Response Time | 1 ms | |
Series | E3T | |
Maximum Operating Temperature | +55°C | |
Minimum Operating Temperature | -25°C | |
Housing Material | PBT | |
Select all | ||
---|---|---|
Brand Omron | ||
Sensor Style Block | ||
Detection Type Retroreflective | ||
Detection Range 5 mm → 15 mm | ||
Output Type NPN | ||
Electrical Connection Pre-Wired Cable | ||
Maximum DC Voltage 26.4V | ||
Light Source LED | ||
IP Rating IP67 | ||
Maximum Current 50 mA | ||
Response Time 1 ms | ||
Series E3T | ||
Maximum Operating Temperature +55°C | ||
Minimum Operating Temperature -25°C | ||
Housing Material PBT | ||
RoHS Status: Exempt


Omron E3T Series Photoelectric Sensor, 5mm to 15mm Detection Range, NPN Output - E3T-SL11 2M
This photoelectric sensor is a compact, block-style device designed for precise object detection in automation applications. Offering a retroreflective detection type, it provides a detection range of 5mm to 15mm and operates efficiently across a temperature range of -25°C to +55°C. With a durable PBT housing and an IP67 rating, this sensor ensures reliable performance even in harsh conditions.
Features & Benefits
• Compact design allows installation in confined spaces
• Retroreflective detection offers high stability against backgrounds
• NPN output ensures compatibility with various control systems
• Quick response time of just 1ms for efficient operation
• Protects against dust and water ingress with IP67 rating
• Utilises a red LED light source for enhanced visibility
• Retroreflective detection offers high stability against backgrounds
• NPN output ensures compatibility with various control systems
• Quick response time of just 1ms for efficient operation
• Protects against dust and water ingress with IP67 rating
• Utilises a red LED light source for enhanced visibility
Applications
• Ideal for detecting small objects in assembly lines
• Utilised in packaging and material handling processes
• Suitable for within automated machinery
• Designed for integration in conveyor systems
• Utilised in packaging and material handling processes
• Suitable for within automated machinery
• Designed for integration in conveyor systems
What type of electrical connection does this sensor use?
It utilises a pre-wired cable for simple and direct integration into existing systems, allowing for quick deployment without complex installation requirements.
How does this sensor handle ambient light interference?
It features pulse synchronisation technology, which significantly enhances its immunity to ambient light, ensuring consistent and reliable performance in varying lighting conditions.
What are the average operating conditions for this photoelectric sensor?
The device operates optimally in environments ranging from -25°C to +55°C and can withstand high humidity and dust, making it suitable for industrial settings.
Can it detect very small objects effectively?
Yes, the sensor is capable of detecting objects as small as 0.15mm in diameter, making it effective for precise sensing tasks in automation applications.
E3T Series Miniature
Mini built in amplifier photoelectric sensor. Visible optical spot allows easy axis adjustment. The small "pin-point" LED is ideal for detecting minute sensing objects. Minimal influence of background or ambient shiny metal objects
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