MB7138-120 Product Overview

Introduction

The MB7138-120 is a versatile sensor designed for use in various applications. This entry provides an in-depth overview of the product, including its category, basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Category and Use

The MB7138-120 belongs to the category of ultrasonic distance sensors. It is commonly used for measuring distances in industrial automation, robotics, and other applications requiring non-contact distance sensing. The sensor's primary use is to accurately measure distances and provide reliable data for control and monitoring purposes.

Characteristics

• Accuracy: The MB7138-120 offers high accuracy in distance measurements, making it suitable for precision applications.
• Range: It has a wide measurement range, allowing it to be used in various scenarios.
• Reliability: The sensor is known for its reliability and consistent performance in different environmental conditions.
• Compact Design: Its compact design makes it easy to integrate into different systems.
• Durability: The sensor is built to withstand harsh industrial environments, ensuring long-term functionality.

Package Contents

The MB7138-120 comes with the following package contents: - Sensor unit - Mounting hardware - User manual

Packaging/Quantity

The sensor is typically packaged individually and is available in single-unit quantities.

Specifications

• Operating Voltage: 5V DC
• Measurement Range: 0-120 inches
• Output: Analog voltage signal
• Operating Temperature: -20°C to 70°C
• Dimensions: 25mm x 45mm x 15mm
• Weight: 20g

Detailed Pin Configuration

The sensor features the following pin configuration: 1. Vcc (Power supply) 2. GND (Ground) 3. Analog output

Functional Features

• Non-Contact Measurement: The sensor uses ultrasonic technology to measure distances without physical contact, ensuring non-invasive operation.
• Analog Output: It provides analog voltage output proportional to the measured distance, allowing for easy integration with control systems.
• High Resolution: The sensor offers high resolution in distance measurements, enabling precise control and monitoring.

Advantages and Disadvantages

Advantages

• High accuracy
• Wide measurement range
• Reliable performance
• Compact design
• Non-contact operation

Disadvantages

• Limited operating temperature range
• Analog output may require additional signal conditioning

Working Principles

The MB7138-120 operates based on the principle of ultrasonic echo ranging. It emits ultrasonic pulses and measures the time taken for the echoes to return, which is then converted into distance measurements. The sensor's internal processing unit calculates the distance based on the time difference and provides the analog output signal.

Detailed Application Field Plans

The MB7138-120 is well-suited for the following application fields: - Industrial automation - Robotics - Proximity sensing - Object detection - Liquid level measurement

Detailed and Complete Alternative Models

Some alternative models to the MB7138-120 include: - MB7360-120 - MB1043-120 - MB1242-120

These models offer similar functionality and are suitable replacements based on specific application requirements.

In conclusion, the MB7138-120 ultrasonic distance sensor offers high accuracy, reliability, and versatility, making it an ideal choice for various industrial and robotic applications. Its compact design and non-contact measurement capability further enhance its usability in diverse scenarios.

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