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Allen Bradley 871TM-M20NN30-D4 30mm Inductive Proximity Sensor

Allen Bradley 871TM-M20NN30-D4 Metal Face Inductive Proximity Sensor

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ManufacturerAllen Bradley

Part number871TM-M20NN30-D4

Barrel Diameter 30 mm

Sensing Range 20 mm

Output NO Sourcing (PNP)

Voltage 10-30 VDC

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Veteran-owned

CAGE: 9NK75

30mm Metal Face 20mm Sensing Range PNP NO Output IO-Link Enabled 10-30 VDC Short Circuit Protection

Product description

The Allen Bradley 871TM-M20NN30-D4 is a metal face inductive proximity sensor from the 871TM series. It features a 30mm barrel diameter, a 20mm sensing range, and a DC normally open (NO) sourcing (PNP) output. This shielded sensor operates within a 10-30 VDC range and offers robust protection against short circuits, overload, and reverse polarity.

This sensor is designed for demanding industrial environments, offering resistance to impact, abrasion, and corrosion. It is suitable for applications in packaging, automotive welding, and food processing, where reliability and durability are paramount. The sensor's IO-Link capability allows for easy integration and advanced diagnostics.

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Technical specifications

Barrel Diameter	30 mm
Sensing Range	20 mm
Output	NO Sourcing (PNP)
Voltage	10-30 VDC
Connection	Micro Quick-Disconnect
Shielding	Shielded
Series	871TM

Common applications

Packaging

Automotive Welding

Food Processing

Material Handling

Automation

Compatible systems

Allen Bradley Control Systems PLCs HMIs

Also known as

Allen Bradley 871TM sensor 871TM-M20NN30-D4 proximity switch Rockwell Automation 871TM

Replaces / compatible with

Compatible with Allen Bradley 871TM series accessories.

Technical note

Expert tip

Ensure proper connection of the Micro Quick-Disconnect to avoid moisture ingress, especially in washdown environments.

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Frequently asked questions

What is the sensing range of the Allen Bradley 871TM-M20NN30-D4?

The Allen Bradley 871TM-M20NN30-D4 inductive proximity sensor has a nominal sensing range of 20 mm. This extended range allows for greater flexibility in mounting and detection capabilities in various industrial applications.