Overview
The Allen-Bradley 875CP-G20N30-A2 capacitive proximity sensor delivers dependable sensing performance for industrial automation applications. This Series A sensor provides precise non-contact detection of conductive and non-conductive materials at a 20mm sensing distance. Built with a plastic barrel housing, the 875CP-G20N30-A2 is constructed for reliability in manufacturing, material handling, and process control environments.
Key Features
- 30mm barrel diameter for compact installation in tight spaces
- 20mm sensing range for close-proximity detection
- Normally open (NO) output for direct interface with controllers
- 300mA maximum load current capacity
- Cable connection for flexible wiring configurations
- Operating frequency of 25 Hz for stable, repeatable sensing
Technical Specifications
The Allen-Bradley 875CP-G20N30-A2 delivers consistent performance across a range of industrial environments with the following specifications:
Typical Applications
- Automated assembly line object detection
- Material handling conveyor systems
- Industrial machinery presence sensing
- Process control and level detection
- Machine safety and interlock systems
Compatibility & Replacements
Compatible With
- Allen-Bradley PLC controllers (CompactLogix, ControlLogix, MicroLogix series)
- Rockwell Automation control systems
- Standard 24VDC industrial control circuits
- Discrete input modules on CompactLogix and ControlLogix platforms
Replaces / Drop-In Replacement For
Note: The 875CP-G20N30-A2 has been discontinued (April 9, 2021) with direct replacement 875L-G25B30-A2. For legacy system integration or equipment replacement where original part compatibility is required, consult your system integrator to confirm fit and electrical specifications before ordering alternative models.
Works With
- Studio 5000 Logix Designer programming software
- EtherNet/IP-enabled control architectures
- 24VDC input modules and standard proximity sensor interfaces
- Discrete sensor networks in legacy and modern Rockwell platforms








