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Allen Bradley Photoswitch 42KRU-9000

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42KRU-9000

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The Allen Bradley 42KRU-9000 is a retroreflective photoelectric sensor designed for precision in various sensing applications. It operates effectively in a range of 10 to 30 volts DC, featuring selectable NPN or PNP transistor outputs.

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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 42KRU-9000

ManufacturerAllen Bradley
Product TypeRetroreflective Photoelectric Sensor
Product LinePhotoswitch
Part Number42KRU-9000
Sensing ModeRetroreflective
Sensing Distance9.14 m
Recommended Reflector76 mm
Operating Voltage (DC)10–30V DC
Output TypeSelectable NPN/PNP Transistor
Response Time2 ms
Light SourceVisible Red LED
Wavelength660 nm
IP RatingIP67 / IP69K
Minimum Operating Temperature-34 °C
Maximum Operating Temperature70 °C
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The 42KRU-9000 from Allen Bradley is a sophisticated retroreflective photoelectric sensor designed to meet a variety of operational needs. This sensor uses a sensing mode that enables it to detect objects located up to 9.14 meters away. For optimal functionality, a 76 mm reflector is recommended to enhance performance. It operates on a direct current voltage between 10 up to 30 volts, supporting flexible integration into different systems.

This sensor offers the convenience of selectable output options, allowing users to choose between NPN and PNP transistor configurations based on their application requirements. The sensor features a swift response time of 2 milliseconds, which is essential for applications requiring quick detection. Equipped with a visible red LED light source, it operates at a wavelength of 660 nm, ensuring strong visibility during operation.

The sensor’s construction is designed to withstand environmental challenges. With both IP67 and IP69K ratings, it provides excellent protection against dust and water, making it suitable for use in demanding settings. Temperature capability is broad, with a minimum operating temperature of -34 °C and a maximum of 70 °C, allowing it to function effectively under various atmospheric conditions.