OPB725A-18Z

Product Overview

The OPB725A-18Z is a photo interrupter sensor designed for precise detection and counting applications. This optoelectronic device belongs to the category of sensors and is commonly used in industrial automation, robotics, and motion control systems. The sensor's characteristics include high sensitivity, compact size, and reliable performance. It is typically packaged in a durable housing with an infrared LED and phototransistor pair, ensuring efficient light interruption sensing. The essence of the OPB725A-18Z lies in its ability to accurately detect object presence or absence within its operational range. It is commonly available in standard packaging with varying quantities to suit different application requirements.

Specifications

• Supply Voltage: 5V
• Output Type: Phototransistor
• Operating Wavelength: 950nm
• Aperture Width: 0.030" (0.76mm)
• Aperture Pitch: 0.100" (2.54mm)
• Operating Temperature Range: -40°C to +85°C
• Package Type: Through Hole
• Quantity per Package: 1 unit

Detailed Pin Configuration

The OPB725A-18Z features a standard 4-pin configuration: 1. VCC (Supply Voltage) 2. GND (Ground) 3. Output 4. N/C (Not Connected)

Functional Features

• Precise Object Detection: The sensor provides accurate object presence/absence detection, making it suitable for counting and positioning applications.
• Compact Design: Its small form factor allows for easy integration into various equipment and machinery.
• Reliable Performance: The sensor offers consistent and dependable operation in diverse environmental conditions.

Advantages and Disadvantages

Advantages

• High Sensitivity: The sensor exhibits excellent sensitivity to interruptions in the emitted light beam.
• Versatile Application: It can be utilized in a wide range of industrial and commercial applications.
• Durable Construction: The robust housing ensures longevity and resilience in demanding environments.

Disadvantages

• Limited Range: The operational range may be restricted in certain applications, requiring multiple sensors for broader coverage.
• Ambient Light Sensitivity: The sensor's performance may be affected by ambient light, necessitating careful installation considerations.

Working Principles

The OPB725A-18Z operates based on the interruption of the infrared light beam between the LED and phototransistor. When an object obstructs the light path, the phototransistor's conductivity changes, resulting in a corresponding output signal. This principle enables the sensor to detect the presence or absence of objects with high precision.

Detailed Application Field Plans

The OPB725A-18Z finds extensive use in various fields, including: - Conveyor Systems: for object counting and positioning - Printers and Copiers: for paper jam detection - Security Systems: for intrusion detection - Robotics: for precise object manipulation and positioning

Detailed and Complete Alternative Models

• OPB625A-18Z: Similar functionality with a different aperture width
• OPB825Z: Enhanced sensitivity and wider operating temperature range
• OPB925Z: Higher resolution and faster response time

In conclusion, the OPB725A-18Z photo interrupter sensor offers reliable and precise object detection capabilities, making it an essential component in numerous industrial and commercial applications.

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