440R-H23178 Allen-Bradley

440R-H23178 A-B  safety relay

Packaging & Delivery

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Product Details

Product Description

The Allen Bradley 440R-H23178 is a safety relay, specifically the Guardmaster MSR220P model. It's designed to monitor safety circuits and provide a safe shutdown in hazardous industrial environments. This relay is commonly used in applications requiring high levels of safety and reliability.  

Key Features and Benefits

• Safety Monitoring: The 440R-H23178 monitors safety inputs and provides a safe output signal when safety conditions are met.
• Reliability: Constructed with high-quality components, this relay offers exceptional reliability and durability.
• Flexibility: It can be configured to meet a variety of safety requirements through different input and output combinations.
• Easy Installation: The relay features a DIN rail mounting design for convenient installation.  
• Compliance: The 440R-H23178 complies with relevant safety standards, ensuring it meets industry regulations.  

Technical Specifications

• Model: Guardmaster MSR220P
• Power Supply: 24 VDC
• Inputs: 2 NC or 3 NC (configurable)
• Outputs: 1 NC
• Mounting: DIN rail
• Additional Features: Removable terminals, safety mat capability

Precautions

• Installation: Ensure the relay is installed correctly by a qualified technician according to the manufacturer's instructions.
• Wiring: Proper wiring is crucial for safe operation. Refer to the wiring diagram provided in the manual.
• Maintenance: Regular inspection and maintenance are recommended to ensure optimal performance and safety.
• Environment: Avoid exposure to extreme temperatures, humidity, and corrosive environments.

Applications

The 440R-H23178 is widely used in various industries, including:

• Manufacturing: Protecting operators from hazards such as machine guarding, safety mats, and emergency stop buttons.
• Automation: Ensuring safe operation of automated systems and processes.
• Packaging: Protecting personnel working around packaging machinery.
• Material Handling: Enhancing safety in material handling operations.

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