E3FB-RN21 Encyclopedia Entry

Product Overview

The E3FB-RN21 belongs to the category of photoelectric sensors and is commonly used for detecting the presence or absence of an object. These sensors are characterized by their ability to operate in various environmental conditions and are typically packaged individually. The essence of the E3FB-RN21 lies in its reliable and accurate detection capabilities, making it a crucial component in industrial automation processes.

Basic Information

• Category: Photoelectric Sensor
• Use: Object Detection
• Characteristics: Reliable, Accurate, Versatile
• Package: Individual
• Essence: Reliable and accurate object detection
• Packaging/Quantity: Individually packaged

Specifications

• Operating Principle: Through-beam
• Sensing Distance: 2m
• Light Source: Infrared LED
• Output Configuration: NPN
• Power Supply: 12-24V DC
• Housing Material: ABS Resin
• Protection Rating: IP67

Detailed Pin Configuration

The E3FB-RN21 features the following pin configuration: - Pin 1: Vcc (Power Supply) - Pin 2: Output - Pin 3: Ground

Functional Features

• Reliable object detection
• Long sensing distance
• Robust construction for industrial environments
• Easy installation and setup

Advantages and Disadvantages

Advantages

• Reliable and accurate detection
• Long sensing distance
• Suitable for harsh industrial environments

Disadvantages

• Limited to through-beam sensing principle
• Requires precise alignment for optimal performance

Working Principles

The E3FB-RN21 operates based on the through-beam sensing principle, where the transmitter and receiver are separate units. When an object passes between the transmitter and receiver, the sensor detects the interruption of the light beam, triggering the output signal.

Detailed Application Field Plans

The E3FB-RN21 is widely used in various industrial applications, including: - Conveyor belt systems - Automated packaging lines - Material handling equipment - Robotics and assembly lines

Detailed and Complete Alternative Models

• E3FA-RN22: Similar specifications with enhanced environmental resistance
• E3JK-RR12-C: Different housing design with similar sensing capabilities
• E3Z-T61A: Compact form factor with adjustable sensitivity

In conclusion, the E3FB-RN21 photoelectric sensor offers reliable and accurate object detection, making it an essential component in industrial automation processes. Its long sensing distance and robust construction make it suitable for diverse application fields, despite being limited to the through-beam sensing principle.

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