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Allen Bradley 872C-A4N12-A2 Inductive Proximity Sensor - 12mm, 4mm Sensing

Allen Bradley 872C-A4N12-A2 12mm Inductive Proximity Sensor

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ManufacturerAllen Bradley

Part number872C-A4N12-A2

Sensing Range 4mm

Barrel Diameter 12mm

Voltage 20-250V AC

Output Normally Open (N.O.)

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4mm sensing range 2-wire AC operation 12mm diameter barrel Shielded design 20-250V AC voltage N.O. output IP67 rated

Product description

The Allen Bradley 872C-A4N12-A2 is a 2-wire AC inductive proximity sensor designed for reliable detection of metallic objects in industrial automation. It features a 12mm diameter nickel-plated brass barrel, standard barrel type, and a sensing range of 4mm. The sensor operates within a voltage range of 20-250V AC and provides a Normally Open (N.O.) output. It is a shielded sensor, includes a 2-meter 2-wire PVC cable, and meets IP67 enclosure standards for durability.

This sensor is suitable for a variety of applications where precise, non-contact detection of metal targets is required. Its 4mm sensing range offers a balance between detection capability and physical size, making it versatile for use in machine tools, conveyor systems, and packaging equipment. The sensor is designed to withstand demanding industrial environments.

Stanlo Automation, a veteran-owned supplier of surplus industrial parts, offers the Allen Bradley 872C-A4N12-A2. We are dedicated to providing cost-effective solutions and dependable service to keep your automation systems operational.

Technical specifications

Sensing Range	4mm
Barrel Diameter	12mm
Voltage	20-250V AC
Output	Normally Open (N.O.)
Connection	2M 2 Wire PVC Cable
Material	Nickel-Plated Brass
Shielding	Shielded
IP Rating	IP67
Series	872C WorldProx

Common applications

Machine Tools

Conveyor Systems

Packaging Equipment

Material Handling

Automation Control

Food Processing

Compatible systems

General automation systems PLC-controlled machinery Industrial control panels needing 2-wire AC sensors

Also known as

Allen Bradley 872C-A4N12-A2 Proximity WorldProx 872C-A4N12-A2 872C 4mm Sensing Sensor

Replaces / compatible with

The Allen Bradley 872C-A4N12-A2 is part of the robust 872C WorldProx series, providing a versatile 4mm sensing range. It can replace older models or be used in new applications requiring this specific detection capability. Compatible with 872C series accessories.

Technical note

Expert tip

The 4mm sensing range of the 872C-A4N12-A2, combined with its shielded design, allows for flush mounting in metal without affecting its detection capabilities.

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Frequently asked questions

What is the maximum sensing distance for the Allen Bradley 872C-A4N12-A2 inductive proximity sensor?

The Allen Bradley 872C-A4N12-A2 inductive proximity sensor has a nominal sensing distance of 4mm. This specification indicates the maximum distance at which it can reliably detect a standard metallic target.