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Allen Bradley Bulletin 871C 871C-A2N12-N3

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871C-A2N12-N3

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The 871C-A2N12-N3 from Allen Bradley is an inductive proximity sensor designed to detect objects without direct contact. This sensor utilizes a 12 mm barrel diameter and exhibits a sensing distance of 2 mm, functioning effectively within specified voltage parameters.

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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 871C-A2N12-N3

ManufacturerAllen Bradley
Product TypeInductive proximity sensor
Product LineBulletin 871C
Part Number871C-A2N12-N3
Weight0.44 lbs (0.20 kg)
GTIN662468182973
Barrel Diameter12 mm thread diameter
Sensing Distance2 mm
Output ConfigurationNormally Open (N.O.)
ShieldingYes
Sensor Type2-Wire AC Full-Featured inductive sensor
Rated Voltage20…250 V
Voltage TypeAC
Switching Frequency30 Hz
Connection TypeMini Quick-Disconnect
Number of Pins3-pins
IP RatingIP67
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In the realm of contactless detection, the Allen Bradley 871C-A2N12-N3 inductive proximity sensor stands out. This sensor specializes in sensing tasks with a barrel diameter measuring 12 mm, making it compact and suitable for various applications. It features a sensing range of 2 mm, allowing for adequate distance from the target object, facilitating wear-free operation. Operating effectively at a voltage range from 20 to 250 V AC, it suits a variety of installation scenarios within industrial settings.

Designed with a normal open (N.O.) output configuration, the sensor triggers upon object approach without the need for mechanical actuation. This unit achieves a switching frequency of 30 Hz, allowing for quick detection and response times. The sensor also includes effective shielding, which minimizes the likelihood of malfunctions due to external electromagnetic interference, enhancing reliability.

Connection to systems is straightforward, utilizing a mini quick-disconnect type, which simplifies installation and maintenance. The 3-pin design ensures versatility in wiring configurations. Additionally, with its IP67 rating, this sensor is protected against dust and water, making it suitable for rigorous environments. The 871C-A2N12-N3 inductive proximity sensor is engineered for demanding applications that require reliable performance and precise object detection.