E3T-SL21M Product Overview

Introduction

The E3T-SL21M is a photoelectric sensor designed for use in industrial automation and control systems. This entry provides a comprehensive overview of the product, including its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

Category: Photoelectric Sensor
Use: Industrial Automation and Control Systems
Characteristics: High precision, reliable performance, long service life
Package: Compact design, durable housing
Essence: Utilizes light beams to detect the presence or absence of an object
Packaging/Quantity: Typically sold individually

Specifications

Sensing Method: Through-beam
Sensing Distance: 2m
Light Source: Infrared LED
Operating Voltage: 12-24V DC
Output Type: NPN
Response Time: 1ms
Protection: IP67

Detailed Pin Configuration

Pin 1: Vcc (Power Supply)
Pin 2: GND (Ground)
Pin 3: Output

Functional Features

Reliable Object Detection: The sensor accurately detects the presence or absence of objects within its sensing range.
High Precision: It offers precise and consistent detection capabilities, contributing to efficient automation processes.
Durable Construction: The sensor is housed in a robust casing, ensuring longevity in industrial environments.

Advantages and Disadvantages

Advantages

High precision and reliability
Long service life
Compact and durable design

Disadvantages

Limited sensing distance
Requires external power supply

Working Principles

The E3T-SL21M operates based on the interruption of an infrared light beam emitted by the sensor. When an object obstructs the light path, the sensor's receiver detects the change in light intensity, triggering the output signal.

Detailed Application Field Plans

The E3T-SL21M is suitable for various applications in industrial automation, including: - Conveyor belt systems - Packaging machinery - Material handling equipment - Assembly line automation

Detailed and Complete Alternative Models

E3T-SL11M: Similar specifications with a shorter sensing distance
E3T-SL31M: Similar specifications with a longer sensing distance
E3T-SL41M: Similar specifications with different output type (PNP)

In conclusion, the E3T-SL21M photoelectric sensor offers high precision, reliability, and durability, making it a valuable component in industrial automation and control systems.

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