1123984

Overview

The SICK 1123984 is a safety relay module belonging to the ReLyMULT1 series, manufactured by SICK AG. This component serves as a central unit for monitoring safety-related inputs and controlling protective devices in industrial machinery. It features integrated interfaces for connecting compatible sensors and supports restart interlocks and external device monitoring functions. The module provides diagnostic information outputs and includes display elements for status indication. Designed for machine builders and operators, it ensures compliance with safety standards through cross-circuit recognition and robust electrical connections.

Feature Summary

• Integrated restart interlock functionality for controlled machine recovery
• Supports external device monitoring to verify connected safety components
• Features cross-circuit recognition to detect wiring faults
• Includes visual display elements for operational status indication

Applications

• Monitoring safety doors and guards on industrial machinery
• Controlling two-hand control stations for operator protection
• Integrating with light curtains and safety scanners
• Managing emergency stop circuits in automated production lines

Procurement Notes

Verify the specific ordering code against the official SICK product catalog to ensure compatibility with your system requirements. Confirm that the module version matches the intended safety integrity level. Check for any required accessories such as mounting rails or connection cables. Ensure that the installation environment meets the specified ambient conditions outlined in the technical data sheet. Always refer to the latest operation guide for correct wiring and configuration procedures.

Selection Notes

Select this model when a compact safety relay with integrated diagnostics and restart interlock capabilities is required. It is suitable for applications needing external device monitoring and cross-circuit recognition. Consider the available interface options and compatible sensor types before finalizing the choice. Ensure the module fits within the existing control cabinet space and voltage supply constraints of the machine design.

Part Context

This part belongs to the ReLyMULT1 family of safety relays from SICK AG, based in Waldkirch, Germany. The series is designed for modular safety concepts in automation technology. The 1123984 designation identifies a specific configuration within this range, focusing on versatile input monitoring and output control for safety applications.

Replacement Considerations

Consult the official SICK substitution list for verified equivalent models. Ensure any replacement maintains the same safety performance class and functional scope. Verify compatibility with existing wiring and software configurations before swapping components.