Allen Bradley 871P-DV20BP40-D4 Inductive Proximity Sensor

Description:

The Allen-Bradley 871P-DV20BP40-D4 Inductive Proximity Sensor is a rectangular inductive sensor used in industrial metal detection and positioning systems. Commonly installed in welding equipment, conveyor systems, and automated manufacturing lines. Maintenance teams and system integrators use this part for replacement, retrofit, and ensuring reliable detection in harsh industrial environments.

Applications:

The Allen-Bradley 871P-DV20BP40-D4 Inductive Proximity Sensor is used in industrial environments for non-contact detection of metallic objects. It is widely applied in automated production lines, material handling systems, and welding operations where reliable sensing is required despite exposure to weld fields, metal debris, and harsh conditions. Its robust design makes it suitable for demanding industrial automation applications.

Technical Specifications:

• Manufacturer: Allen-Bradley (Rockwell Automation)
• Part Number: 871P-DV20BP40-D4
• Product Type: Rectangular Inductive Proximity Sensor
• Sensing Distance: 20 mm
• Sensor Type: Inductive (metal detection)
• Output Type: PNP, NO + NC (4-wire DC)
• Supply Voltage: 10–30 V DC
• Connection Type: Micro quick-disconnect (M12)
• Housing Style: Rectangular / cube type (40 mm head)
• Protection Features: Weld field immune, industrial-grade coating
• Mounting Type: Non-flush mounting
• Protection Rating: IP68 (industrial protection)
• Operating Temperature: -25°C to +70°C

Common Replacements:

• Allen-Bradley 871P-D20BP40-D4 Proximity Sensor
• Allen-Bradley 871TM-N20NP30-D4 Proximity Sensor
• Allen-Bradley 872C-D3NP8-E2 Proximity Sensor