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Allen Bradley 871A-TS3-N1 Proximity Sensor, 3mm, NPN NO

Allen Bradley 871A-TS3-N1 Inductive Proximity Sensor

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ManufacturerAllen Bradley

Part number871A-TS3-N1

Sensing Range 3mm

Output NPN

Contact Type Normally Open (NO)

Voltage 10-30VDC

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CAGE: 9NK75

3mm sensing range NPN output Normally Open contacts M12 threaded stainless steel body 10-30VDC operation Compact design

Product description

The Allen Bradley 871A-TS3-N1 is an inductive proximity sensor designed for detecting metallic objects in industrial automation. It features a 3mm sensing range and provides an NPN output with normally open (NO) contacts. Operating on a 10-30VDC power supply, this sensor is housed in a compact M12 threaded stainless steel body for durability and ease of mounting.

This sensor is suitable for a variety of applications, including object detection on conveyor belts, position sensing in machinery, and presence detection in assembly lines. Its NPN NO configuration is widely compatible with many PLC input modules and control systems.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Allen Bradley 871A-TS3-N1. We provide reliable access to quality industrial automation components, helping you maintain your equipment and operations efficiently.

Technical specifications

Sensing Range	3mm
Output	NPN
Contact Type	Normally Open (NO)
Voltage	10-30VDC
Body Style	M12 Threaded
Body Material	Stainless Steel
Frequency Response	1000 Hz

Common applications

Object detection

Position sensing

Conveyor systems

Assembly lines

Machine automation

Presence detection

Compatible systems

PLC inputs DC control circuits Industrial automation panels

Also known as

871A-TS3-N1 sensor Allen Bradley proximity switch 871A 3mm sensor NPN NO proximity sensor

Replaces / compatible with

This sensor is a direct replacement for other Allen Bradley 871A series sensors with NPN NO output and a 3mm sensing range.

Technical note

Expert tip

For NPN sensors, ensure the load is connected between the sensor output and the positive DC supply. Incorrect wiring can lead to sensor damage.

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Frequently asked questions

What is the sensing range of the 871A-TS3-N1 proximity sensor?

The Allen Bradley 871A-TS3-N1 inductive proximity sensor has a sensing range of 3mm. This specification defines the maximum distance at which it can reliably detect metallic objects.