E3S-R81 Encyclopedia Entry

Product Overview

The E3S-R81 belongs to the category of photoelectric sensors. These sensors are widely used in industrial automation for detecting the presence or absence of objects based on the detection of light. The E3S-R81 sensor is commonly utilized in manufacturing and assembly lines for its reliable performance and versatility.

Basic Information

• Category: Photoelectric Sensor
• Use: Object detection in industrial automation
• Characteristics: Reliable, versatile, precise
• Package: Compact design
• Essence: Utilizes light for object detection
• Packaging/Quantity: Typically sold individually

Specifications

• Detection Method: Through-beam
• Sensing Distance: 2m
• Light Source: Infrared LED
• Operating Voltage: 12-24V DC
• Output Type: NPN/PNP
• Connection Type: Cable or Connector

Detailed Pin Configuration

The E3S-R81 sensor has a standard pin configuration with connections for power supply, output, and ground. It also includes pins for additional functions such as sensitivity adjustment and muting input.

Functional Features

• Precise object detection
• Long sensing distance
• Compact and durable design
• Easy installation and setup
• Adjustable sensitivity for different applications

Advantages and Disadvantages

Advantages: - Reliable performance - Versatile use in various industrial applications - Long sensing distance - Compact design for easy integration

Disadvantages: - Limited to through-beam detection method - May require periodic maintenance for optimal performance

Working Principles

The E3S-R81 operates based on the principle of light interruption. When an object passes between the transmitter and receiver, it interrupts the light beam, triggering the sensor to detect the object's presence.

Detailed Application Field Plans

The E3S-R81 sensor finds extensive application in industries such as automotive manufacturing, packaging, material handling, and conveyor systems. Its long sensing distance and precise detection make it suitable for detecting objects in large-scale production environments.

Detailed and Complete Alternative Models

• E3S-CL1: Compact photoelectric sensor with adjustable sensitivity
• E3S-DS10E4: Diffuse-reflective photoelectric sensor for close-range detection
• E3S-GS3E4: Thru-beam photoelectric sensor with enhanced environmental resistance

In conclusion, the E3S-R81 photoelectric sensor offers reliable and precise object detection capabilities, making it a valuable component in industrial automation systems.

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