Description
The Omron E3S-BR61 is a polarized retroreflective photoelectric sensor designed for reliable object detection up to 1 meter. It features an NPN open-collector output with selectable Light-ON/Dark-ON operation and operates on a 10–30 VDC power supply. This sensor is suited for industrial automation systems requiring stable detection of opaque objects in compact installation spaces.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Omron |
| Category |
Sensors & Switches |
| Part Number |
E3S-BR61 |
| Subcategory |
Photoelectric |
| Series |
E3S-B |
| Sensing Method |
Polarized Retroreflective |
| Sensing Distance |
1 m |
| Light Source |
Red LED (approx. 700 nm) |
| Output Configuration |
NPN Open Collector (Light-ON/Dark-ON Selectable) |
| Supply Voltage |
10 – 30 VDC |
| Response Time |
500 µs max. |
| Connection Method |
Pre-Wired Cable |
| Ingress Protection |
IP67, NEMA 4X, 6 |
| Operating Temperature |
-25°C to +55°C |
| Adjustment Type |
3/4-Turn Potentiometer |
| Weight |
0.42 lbs |
Information About E3S-BR61
The E3S-BR61 is part of the Omron E3S-B series of industrial photoelectric sensors. It utilizes polarized retroreflective sensing technology, allowing accurate detection when used with a compatible reflector while minimizing false triggering from shiny surfaces. The unit incorporates a red LED light source and a 3/4-turn sensitivity adjustment potentiometer for precise setup. Its IP67-rated enclosure and operating temperature range of -25°C to +55°C make it suitable for demanding factory environments.
Key Features:
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Polarized Retroreflective Sensing: Provides stable object detection up to 1 meter with a reflector.
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NPN Open-Collector Output: Compatible with common PLC digital input systems.
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Selectable Light-ON/Dark-ON Mode: Configurable output logic for application flexibility.
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Wide Supply Voltage Range: Operates on 10–30 VDC industrial power systems.
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Fast Response Time: 500 µs response supports high-speed detection tasks.
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Adjustable Sensitivity: 3/4-turn potentiometer for fine-tuning detection performance.
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IP67 Protection Rating: Resistant to dust and water ingress.
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Pre-Wired Cable Connection: Simplifies installation and wiring.
The E3S-BR61 delivers the reliability and precision required for industrial object detection and automated material handling systems.
