Allen-Bradley 440G-T27175 Guardmaster Safety Relay – Advanced Safety for Industrial Systems

Product Description:

The Allen-Bradley 440G-T27175 Guardmaster Safety Relay is a robust and reliable solution for protecting personnel and machinery in industrial environments. Designed for use with safety devices such as emergency stop buttons, light curtains, and safety interlocks, this safety relay ensures that safety circuits are properly monitored and controlled, offering compliance with industry standards like ISO 13849 and IEC 61508.

Technical Specifications:

• Model: 440G-T27175
• Type: Safety Relay
• Input Voltage: 24V DC
• Safety Outputs: 2 N.O. (Normally Open) safety contacts
• Auxiliary Contacts: 1 N.C. (Normally Closed) contact
• Response Time: ≤ 20 ms
• Max Switching Current: 6A (resistive load)
• Power Consumption: ≤ 2.5W
• Mounting: DIN rail mounting
• Housing Material: Polycarbonate
• Certifications: UL, CE, cUL, ISO 13849-1 (Category 4), IEC 61508 (SIL3)
• Dimensions: 22.5 mm width, compact profile for easy integration into panels
• Temperature Range:
  • Operating: 0°C to 60°C (32°F to 140°F)
  • Storage: -40°C to 85°C (-40°F to 185°F)

Key Features:

• Enhanced Safety Monitoring: Designed to monitor emergency stop buttons, safety interlocks, and light curtains, ensuring personnel protection.
• Fast Response Time: Offers a fast response time of ≤ 20 ms for immediate action during safety events.
• SIL3 & PLe Certified: Meets the highest safety standards for critical applications, ensuring robust performance in safety systems.
• Compact and Space-Efficient Design: The slim 22.5 mm profile allows easy installation in tight control panels, optimizing space.
• Reliable and Durable: Built to handle demanding industrial conditions, ensuring long-term reliability and performance.
• Easy Installation: Comes with screw-clamp terminals and DIN rail mounting for quick and secure installation.

Applications:

• Emergency Stop Systems: Monitors emergency stop buttons to immediately shut down equipment in case of danger.
• Safety Interlock Circuits: Controls safety gates, doors, or other safety mechanisms to prevent accidents.
• Light Curtain Monitoring: Integrates with light curtains for non-contact safety, protecting workers from moving machinery.
• Industrial Machine Safety: Ideal for safeguarding industrial machines and robots in automated systems.
• Hazardous Area Protection: Used in areas where high-risk equipment is located, providing protection and ensuring safety compliance.