Safety Relay PSR-ME20-3NO-1NC-24DC-SC 24V DC SIL 2 PL d 1301404

The Phoenix Contact PSR-ME20-3NO-1NC-24DC-SC-SET35 (Part No. 1301404) is a safety relays designed for monitoring emergency stop circuits, safety doors, and light curtains in industrial safety applications. Supporting safety functions up to SIL 2 according to IEC 61508, Category 3, and Performance Level d (PL d) according to ISO 13849, these relays provide reliable machine and personnel protection. The relay supports both 1-channel and 2-channel operation, with automatic or manual monitored start options for flexible integration into safety systems. Each relay features 3 enabling contacts and 1 signaling contact, operates from a 24 V DC supply, and is equipped with plug-in screw terminal blocks for quick installation and maintenance.

Key Features

• Phoenix Contact Part Number: 1301404
• Model: PSR-ME20-3NO-1NC-24DC-SC
  
• Designed for emergency stop, safety gate, and light curtain applications
• Safety integrity up to SIL 2 (IEC 61508)
• Category 3 and Performance Level d (ISO 13849)
• Supports 1-channel and 2-channel safety circuits
• Automatic or manual monitored start
• Supply voltage: 24 V DC
• 3 enabling (safety) contacts
• 1 signaling (auxiliary) contact
• Plug-in screw terminal blocks
• Compact DIN rail mounting design
• High reliability for industrial machine safety systems
• Simplifies compliance with machine safety requirements

Applications

• Emergency stop circuits
• Safety door monitoring
• Light curtain and light grid protection
• Industrial machinery safety
• Conveyor systems
• Packaging equipment
• Manufacturing automation
• Machine control panels
• Process automation safety systems