Allen Bradley 871C-P8B18 Inductive Proximity Switch Sensor

Description:

The Allen-Bradley 871C-P8B18 Inductive Proximity Switch Sensor is a cylindrical inductive proximity sensor used in industrial metal detection and positioning systems. Commonly installed in conveyor systems, packaging machines, and automated assembly equipment. Maintenance teams and system integrators use this part for replacement, retrofit, and ensuring reliable non-contact detection in automation systems.

Applications:

The Allen-Bradley 871C-P8B18 Inductive Proximity Sensor is used in industrial environments for detecting metallic objects without physical contact. It is widely applied in automated production lines, material handling systems, and machinery where accurate position sensing and object detection are required to maintain operational efficiency and system reliability. Inductive sensors are ideal for harsh environments due to their resistance to dust, oil, and vibration.

Technical Specifications:

• Manufacturer: Allen-Bradley (Rockwell Automation)
• Part Number: 871C-P8B18
• Product Type: Inductive Proximity Switch (Cylindrical)
• Series: 871C Series
• Sensing Distance: 8 mm
• Sensor Type: Inductive (metal detection)
• Output Type: 3-wire DC, Normally Open
• Supply Voltage: 10–30 V DC
• Output Current: Up to 200 mA
• Housing Type: Cylindrical threaded barrel
• Connection Type: Cable connection
• Protection Rating: IP67
• Construction: Industrial-grade, suitable for harsh environments

Common Replacements:

• Allen-Bradley 872C-A5N18-A2 Proximity Sensor
• Allen-Bradley 871TM-DH5NP18-D4 Proximity Sensor
• Omron E2B-M18KS08-M1-B1 Proximity Sensor