Overview
The Sick ET3-P5728 photoelectric sensor is a compact, industrial-grade detection device engineered for presence/absence and distance-sensing applications in manufacturing and logistics environments. This unit combines proven Sick sensor reliability with straightforward commissioning, making it a trusted choice for system integrators and maintenance teams requiring durable, consistent performance.
Key Features
- Photoelectric proximity detection with adjustable sensitivity
- Compact M18 form factor for easy integration into tight spaces
- Simple wiring with standard connector options
- Robust housing suitable for industrial shopfloor conditions
- Proven Sick engineering and component quality
Technical Specifications
The Sick ET3-P5728 is equipped for standard industrial automation duties. Typical operating conditions include nominal 24 VDC supply voltage, PNP digital output switching, and sensing ranges appropriate for object detection in conveyor, pick-and-place, and material-flow applications. For exact electrical ratings, response time, and sensing distance specifications, consult the Sick product datasheet or contact a Sick applications engineer.
Typical Applications
- Conveyor belt object detection and positioning
- Parts presence verification on assembly lines
- Material handling and logistics automation
- Package sorting and distribution systems
- Bin-full and part-count sensing
Compatibility & Replacements
Compatible With
- Industrial PLC and discrete automation control systems
- 24 VDC and 10-30 VDC power supplies
- Standard digital input modules (PNP output)
- Industrial solenoids, relays, and indicator lights
Replaces / Drop-In Replacement For
Verify compatibility with your system integrator before ordering. The ET3-P5728 may replace earlier Sick ET3 series photoelectric models in equivalent applications.
Works With
- 24 VDC industrial power systems
- PNP logic output compatible with most PLC digital inputs
- M12 and M8 connector ecosystems (standard industrial connectors)
- Sick sensor networks and IO-Link capable control platforms












