The OMRON E3Z-R81 5M

The OMRON E3Z-R81 5M is a versatile and reliable photoelectric sensor designed for industrial applications, offering a wide sensing range and robust performance in challenging environments. This compact sensor operates in retro-reflective mode with a sensing distance of 100 mm to 4 m when used with the E39-R1S reflector, making it ideal for detecting objects over long distances.

Key Features and Benefits

• Compact Design: The sensor is housed in a compact, cuboid-shaped plastic casing (PBT) measuring 10.8 mm x 20 mm x 31 mm, allowing easy integration into tight spaces.
• High Sensitivity: Equipped with a red LED light source (660 nm) and a built-in amplifier, it provides optimal detection even in dirty or dusty conditions.
• Flexible Operation Modes: Supports both Light-ON and Dark-ON modes, offering flexibility in application configurations.
• PNP Open Collector Output: Offers a control output of up to 100 mA, with a maximum residual voltage of 1 V for loads under 10 mA and 2 V for loads between 10 to 100 mA.
• Robust Environmental Tolerance: Operates effectively within temperatures ranging from -25°C to 55°C and humidity levels up to 85%, ensuring reliability in various industrial settings.
• IP67 Rated: Provides protection against dust and water ingress, making it suitable for harsh environments.
• Easy Installation: Comes pre-wired with a 5-meter cable for straightforward setup and integration.
• Safety Features: Includes output short-circuit protection, output reverse polarity protection, and power supply reverse polarity protection to ensure safe operation.

Technical Specifications

• Sensor Type: Photoelectric
• Sensing Method: Retro-reflective with M.S.R. function
• Sensing Distance: 100 mm to 4 m (with E39-R1S reflector)
• Power Supply: 12 to 24 VDC ±10%
• Current Consumption: Up to 30 mA
• Response Time: Less than 1 ms
• Material: Polybutylene terephthalate (PBT) casing

This sensor is an excellent choice for applications requiring reliable and efficient object detection in a variety of industrial settings.