Phoenix Contact PSR-SCP-24UC/URM/5X1/2X2 Safety Relay

Phoenix Contact PSR-SCP-24UC/URM/5X1/2X2 Coupling Relay – Safe Signal Switching

The Phoenix Contact PSR-SCP-24UC/URM/5X1/2X2 coupling relay provides dependable safety switching and controlled signal transmission in industrial systems. Equipped with 5 normally open and 2 normally closed force-guided contacts, it ensures reliable shutdown and status monitoring in line with international safety standards. Compact at just 22.5 mm wide, the relay is optimized for space-saving DIN rail installation while supporting both single-channel and dual-channel operation. With approvals up to category 1, PL c, and SIL 1, it offers manufacturers a trusted solution for safeguarding people, equipment, and processes in critical environments.

The PSR-SCP-24UC/URM/5X1/2X2 relay is designed for industries that require safe, long-lasting performance under demanding conditions. Its force-guided contact technology provides reliable readback and prevents hidden faults, strengthening overall system integrity. Built with a mechanical endurance of up to ten million cycles and reinforced insulation rated at 4 kV, the unit stands up to heavy use in harsh environments. The device simplifies safety proof testing and adapts easily to different designs with its 1- or 2-channel control flexibility. For machine builders, automation specialists, and maintenance teams, this relay offers robust protection while reducing complexity and downtime.

Why PSR-SCP-24UC/URM/5X1/2X2?
This model combines compact design with high-level safety performance, making it a trusted choice for industrial automation. Its force-guided contacts deliver precise signal control, while easy DIN rail mounting saves space. With flexibility for single or dual-channel operation, it ensures reliable integration into diverse safety architectures without sacrificing efficiency.

What Problem Does It Solve?
Unreliable switching and hidden contact faults can disrupt critical operations. The PSR-SCP-24UC/URM/5X1/2X2 solves this by providing guaranteed safe feedback and controlled shutdown paths. By integrating robust force-guided technology, it minimizes the risk of unnoticed failures, helping industries maintain compliance, protect workers, and achieve uninterrupted production even in demanding environments.

Key Features & Specifications – Phoenix Contact PSR-SCP-24UC/URM/5X1/2X2 : 2963747

Download PSR-SCP-24UC/URM/5X1/2X2 2963747 Datasheet

Commercial Information – Phoenix Contact PSR-SCP-24UC/URM/5X1/2X2 : 2963747

The Applications of PSR-SCP-24UC/URM/5X1/2X2

1. Emergency Stop and Interlock Protection in Machinery

In high-speed production lines such as presses, packaging machines, or woodworking systems, safe shutdown is critical. The PSR-SCP-24UC/URM/5X1/2X2 relay provides dependable switching of emergency stop and interlock circuits. Its force-guided contacts ensure that all safety paths react together, preventing hidden faults like welded contacts. With both enabling and confirmation paths, operators gain reliable system feedback, ensuring that hazardous motion is fully stopped when needed. This combination of secure switching and diagnostic monitoring helps manufacturers comply with strict safety standards while minimizing downtime caused by false trips.

2. Light Curtain Integration in Automated Work Cells

Robotic welding cells and automated cutting machines rely on light curtains to protect operators from entering danger zones. The coupling relay acts as an intermediary between the light curtain output and the main safety control. Its multiple contacts allow both power switching and status verification, ensuring the stop signal is executed correctly. By delivering safe isolation and consistent feedback, the relay prevents unsafe restarts and guarantees that protective barriers remain trustworthy. This functionality not only strengthens worker safety but also keeps production efficiency stable by reducing unnecessary interruptions from undetected failures.

3. Shutdown Systems in Chemical and Energy Plants

Facilities handling volatile materials, such as chemical plants and power stations, demand fault-proof shutdown systems. The PSR-SCP-24UC/URM/5X1/2X2 offers a robust solution by linking safety PLC outputs to actuators and valves. Its force-guided technology ensures confirmation of the switching state, so safety systems can verify that shutdown sequences have truly taken effect. Designed to operate reliably under demanding electrical and environmental conditions, the relay minimizes the risk of spurious trips while maintaining compliance with international SIL and PL classifications. This makes it highly valuable in environments where safety failures could cause significant risks to people and assets.

4. Heavy Equipment Control in Industrial Production

Large-scale equipment such as conveyors, crushers, and mixers often require powerful actuators that exceed the direct output capacity of a safety controller. The PSR-SCP-24UC/URM/5X1/2X2 provides the necessary signal amplification and safe isolation, protecting both the controller and the end devices. With long mechanical endurance and strong switching capacity, it ensures reliable performance through millions of cycles. The integrated monitoring paths offer diagnostic confidence, confirming that contacts have switched correctly. For manufacturers, this means fewer unexpected stoppages, extended equipment lifetime, and stronger compliance with occupational safety standards in demanding production environments.

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