Overview
The Allen-Bradley 47CN4-4003 is a photoelectric receiver sensor designed for industrial automation and control applications. Built on the proven Photoswitch platform, the 47CN4-4003 delivers reliable light detection for manufacturing, assembly, and material handling systems. This Series B unit integrates seamlessly into existing Allen-Bradley automation architectures and industrial sensor networks.
Key Features
- Photoelectric receiver design for diffuse and contrast sensing applications
- Series B construction with proven field reliability
- Compatible with Allen-Bradley automation systems and controllers
- Compact form factor suitable for confined mounting spaces
- Industrial-grade sensor performance for repetitive cycle automation
Technical Specifications
Detailed specifications for the 47CN4-4003 are available through Allen-Bradley documentation. As a legacy Photoswitch receiver, this sensor supports standard industrial control voltage inputs and outputs suitable for integration with PLC input modules and relay logic circuits. Operating characteristics follow Allen-Bradley photoelectric sensor standards established for factory automation environments.
Typical Applications
- Manufacturing and assembly line automation
- Part detection and positioning on conveyor systems
- Object presence verification in packaging lines
- Light level monitoring in industrial control circuits
- Integration with Allen-Bradley micro-controllers and I/O modules
- Legacy system maintenance and sensor replacement
Compatibility & Replacements
Compatible With
- Allen-Bradley programmable logic controllers (PLCs)
- Allen-Bradley CompactLogix and PLC-5 systems
- Industrial automation input modules and racks
- Standard industrial control enclosures
- 24 VDC and AC industrial control circuits
Replaces / Drop-In Replacement For
The 47CN4-4003 is a legacy component. For current production applications, verify compatibility with your system integrator before ordering. Related models in the 47CN4 photoswitch receiver line should be evaluated for replacement or upgrade scenarios.
Works With
- Allen-Bradley Studio 5000 (for modern PLC programming)
- RSLogix 500 (for legacy PLC-5 and CompactLogix integration)
- Industrial DeviceNet and EtherNet/IP networks (via appropriate gateways)
- Standard industrial relay and contactor circuits
- Existing Photoswitch receiver mounting systems and accessories




















