1128736

Overview

The SICK model 1128736 is a safety relay belonging to the ReLyMULT1 series, designed for industrial machine safety applications. It functions as a monitoring device for safety-related components, ensuring reliable shutdown of hazardous processes. The unit supports external device monitoring (EDM) and cross-circuit detection to verify the integrity of connected safety circuits. It provides diagnostic information outputs to facilitate maintenance and fault identification in compliance with safety standards.

Feature Summary

• Supports external device monitoring (EDM) for verifying contactor or relay status
• Features cross-circuit recognition to detect wiring errors between channels
• Provides diagnostic information outputs for system maintenance and troubleshooting

Applications

• Monitoring safety relays and contactors in industrial machinery
• Integration into safety circuits for protective equipment
• Machine safety systems requiring external device verification

Procurement Notes

Verify the specific订货代号 (Order Code) against official SICK documentation to ensure compatibility with existing control architectures. Confirm that the ReLyMULT1 series meets the required Safety Integrity Level (SIL) or Performance Level (PL) for your specific application. Check for any recent updates to the operation guide regarding electrical connections and voltage supply requirements before installation.

Selection Notes

Select this model when external device monitoring and cross-circuit detection are required for safety circuit verification. Ensure the input voltage supply matches the relay's operational specifications. Consider the diagnostic output capabilities if system maintenance visibility is a priority. Verify compatibility with the connected safety sensors and actuators listed in the official manual.

Part Context

This component is part of the ReLyMULT1 safety relay family manufactured by SICK AG. The series is engineered for robust performance in industrial environments, focusing on reliability and ease of integration. The model number 1128736 identifies a specific configuration within this line, distinguished by its support for EDM and diagnostic features essential for modern safety standards.

Replacement Considerations

Consult the official SICK documentation for confirmed substitute part numbers within the ReLyMULT1 series. Ensure any replacement maintains the same safety ratings and interface compatibility. Do not assume functional equivalence with other safety relay brands without verifying technical specifications against the original design requirements.