E3T-ST31 Product Overview

Introduction

The E3T-ST31 is a photoelectric sensor designed for various industrial applications. This entry provides an in-depth overview of the product, including its category, use, characteristics, packaging, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Category and Use

The E3T-ST31 belongs to the category of photoelectric sensors and is commonly used for detecting the presence or absence of objects, as well as for counting, positioning, and inspecting objects on production lines.

Characteristics

• Sensing Method: The sensor utilizes a through-beam sensing method, where a transmitter and receiver are positioned opposite each other to detect objects passing between them.
• Output Type: It offers both NPN and PNP output configurations, providing flexibility for different control systems.
• Sensing Distance: The sensor has a reliable sensing distance of up to 15 meters, making it suitable for long-range applications.
• Response Time: With a fast response time of milliseconds, it enables quick detection and reaction to object presence.

Package Essence and Quantity

The E3T-ST31 is typically packaged in a durable housing with protective features to ensure its reliability in industrial environments. It is commonly available as a single unit or in bulk quantities based on the user's requirements.

Specifications

• Power Supply: 10-30V DC
• Current Consumption: 40mA max.
• Output Configuration: NPN or PNP open collector
• Sensing Distance: Up to 15m
• Operating Temperature: -25°C to 55°C
• Protection: IP67 rated for resistance to dust and water ingress

Detailed Pin Configuration

The sensor's pin configuration includes power supply, ground, and output pins, which are clearly labeled for easy integration into control systems.

Functional Features

• High Accuracy: The sensor provides precise and reliable object detection, contributing to efficient automation processes.
• Versatile Output: Its NPN and PNP output options allow seamless integration with various control systems.
• Robust Construction: Designed to withstand harsh industrial environments, ensuring long-term performance and durability.

Advantages and Disadvantages

Advantages

• Long sensing distance
• Fast response time
• Versatile output configurations
• Robust construction for industrial use

Disadvantages

• Limited to through-beam sensing method
• Requires clear line of sight for operation

Working Principles

The E3T-ST31 operates based on the interruption of the transmitted light beam. When an object passes between the transmitter and receiver, it interrupts the beam, triggering the sensor to send a signal indicating the presence of the object.

Detailed Application Field Plans

The E3T-ST31 is widely used in industries such as: - Automotive manufacturing for part detection - Packaging and logistics for object counting - Material handling for position sensing - Food and beverage processing for container presence detection

Detailed and Complete Alternative Models

For users seeking alternative models, the following photoelectric sensors can be considered: 1. E3T-SR21: Offers similar features with a compact design 2. E3Z-D61: Provides enhanced background suppression capabilities 3. E3JK-DS30M1: Suitable for heavy-duty applications with extended sensing range

In conclusion, the E3T-ST31 photoelectric sensor offers reliable and accurate object detection capabilities, making it a valuable component in industrial automation and control systems.

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