E3ZM-B81-C 2M

Name: E3ZM-B81-C 2M
Brand: OMRON
SKU: E3ZM-B81-C 2M

The Omron E3ZM-B81-C 2M is a compact, stainless steel photoelectric sensor with a polarized red light source. It features a teach-button for easy setup and includes a reflector E39-RP1 for transparent object detection.

Product ModelE3ZM-B81-C 2M

Product ID66600

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Compact DesignThe Omron E3ZM-B81-C 2M boasts a compact cuboid shape, making it easy to integrate into various industrial settings. Its dimensions are 10.8 mm in width, 31 mm in height, and 21 mm in depth, ensuring it fits seamlessly into tight spaces.
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2. Retro-Reflective SensingThis sensor uses a retro-reflective sensing method, which enhances its ability to detect transparent objects like PET bottles and trays. The sensing distance ranges from 100 mm to 500 mm, providing a wide detection range.
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3. Teach-In FunctionThe E3ZM-B81-C 2M features a teach-button that simplifies the setup process. Users can easily teach the sensor to detect specific objects, making it user-friendly and efficient.
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4. Durable ConstructionConstructed from stainless steel, this sensor is highly durable and resistant to corrosion, ensuring it can withstand harsh industrial environments. It also meets IP67 and IP69K standards for protection against dust and water.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Body Type

Rectangular - Compact

Housing Material

Stainless Steel

Light Source

Red LED

Max Sensing Distance

0.5 m

Operation

L-ON/D-ON selectable

Sensing Method

Retro-reflective

5. Versatile Operation ModesThe sensor offers both Light-ON and Dark-ON operation modes, providing flexibility in various applications. The PNP output configuration ensures compatibility with a wide range of control systems.

6. High Sensitivity and AccuracyEquipped with a polarized red light source, this sensor offers high sensitivity and accuracy in detecting transparent objects. The red LED (650 nm) ensures clear visibility and effective detection even in bright ambient conditions.

7. Wide Operating Temperature RangeThe E3ZM-B81-C 2M operates within a wide temperature range of -25°C to 55°C, making it suitable for various industrial environments. When using the E39-RP1 reflector, the operating temperature range extends to -40°C to 60°C.

8. Robust Protective CircuitryThe sensor includes robust protective circuitry that provides output short-cut protection, output reverse polarity protection, and power supply reverse polarity protection. This ensures reliable operation and minimizes the risk of damage.

9. Easy InstallationThe pre-wired models with a 2-meter cable make installation straightforward and convenient. The compact design and pre-wired setup save time and effort during the installation process.

10. Comprehensive AccessoriesThe E3ZM-B81-C 2M comes with an instruction manual and a special reflector, ensuring users have all the necessary tools for optimal performance. The operation indicator, stability indicator, and teaching indicator provide visual feedback for easy monitoring and setup.

Output

PNP

Connection

Pre-wired