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Allen Bradley Photoswitch 42SMU-7201

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42SMU-7201

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The 42SMU-7201 is a photoelectric sensor designed in a rectangular form factor by Allen Bradley. It utilizes a polarized retroreflective sensing mode and operates with a visible red LED light source, effectively providing detection capabilities in a robust environment.

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2 Year DO Supply Warranty
Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

Technical specifications for 42SMU-7201

ManufacturerAllen Bradley
Product TypeRectangular Photoelectric Sensor
Product LinePhotoswitch
Part Number42SMU-7201
Weight0.25 lbs (0.11 kg)
UPC662073838708
Housing MaterialValox
Lens MaterialAcrylic
Shock Rating30 G
Number of Pins4-pin
Number of Conductors4 Conductors
IP RatingIP67
Sensing ModePolarized retroreflective
Light SourceVisible red LED
Response Time0.5 ms
Rated Voltage11 to 28 V
Voltage TypeDC
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The Allen Bradley model 42SMU-7201 is a rectangular photoelectric sensor characterized by its reliability and effectiveness in various applications. This unit features a visible red LED light source, which assists in providing clear and accurate sensing capabilities, especially in conjunction with its polarized retroreflective mode of operation.

Constructed from durable Valox material, the housing ensures longevity and protection in demanding environments. Additionally, the lens is made of acrylic, which contributes to the sensor's overall robustness. The sensor's shock rating stands at 30 G, allowing it to withstand significant levels of impact without compromising performance.

This sensor is designed to meet IP67 standards, indicating that it is well-protected against dust and moisture ingress, making it suitable for outdoor and challenging indoor applications. It operates within a rated voltage range of 11 to 28 V DC, providing flexibility in installation across various systems. With a rapid response time of 0.5 milliseconds, the 42SMU-7201 ensures timely detection, making it an essential component in automation and control processes. The device has a 4-pin connector and includes 4 conductors, ensuring compatibility with standard electrical configurations.