1112791

Overview

The SICK model 1112791 is a safety light curtain designed for personnel protection in industrial environments. It features a resolution of 30 mm and a vertical detection range of 450 mm, providing an effective field width of 600 mm. The device operates with a maximum response time of 30 ms and supports a switching frequency of up to 50 Hz. It utilizes a M12 connector interface for power and signal transmission. The unit complies with safety standards including PL e and Category 4, ensuring reliable monitoring of hazardous areas.

Feature Summary

• Provides precise personnel protection through narrow beam resolution
• Ensures high operational reliability with fast response times
• Supports standardized safety integration via certified interfaces

Applications

• Protection of press brakes and stamping machines
• Monitoring of automated assembly stations
• Safety barriers around robotic work cells

Procurement Notes

Verify the specific version suffix against the current SICK product catalog to ensure compatibility with existing control systems. Confirm that the required mounting accessories and cable assemblies are included or ordered separately. Check for regional certification requirements such as CE or UL marks relevant to the installation location. Ensure the selected variant matches the intended safety category and performance level for the specific machine application.

Selection Notes

Select this model based on the required resolution and height to meet the safety distance calculations defined by applicable machinery directives. Consider the environmental conditions such as ambient light interference or potential contamination when choosing the housing finish. Evaluate the available connection options to match the plant's wiring infrastructure. Ensure the device integrates seamlessly with the chosen safety relay or PLC module for proper system architecture.

Part Context

This component belongs to the SICK safety light curtain family, which offers modular solutions for machine guarding. These devices are engineered to detect intrusions into hazardous zones and trigger immediate machine stops. The series is known for robust construction and ease of commissioning, serving as a critical element in modern industrial safety architectures alongside other protective equipment like interlocks and scanners.

Replacement Considerations

Consult official SICK documentation for direct cross-references. Verify that any substitute maintains identical resolution, height, and safety ratings. Ensure electrical pinouts and communication protocols remain compatible with existing controllers.