440G-MT47007
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Overview of Allen Bradley 440G-MT47007
The Allen Bradley 440G-MT47007 is a solenoid-operated safety switch from the Guardmaster 440G-MT series designed for industrial safety applications. It features a power-to-unlock design using a 24V AC/DC supply voltage, providing secure interlocking for guard doors in machinery safety systems. Built with a durable metal body and rated IP67 for dust and water protection, this safety switch ensures reliable performance in harsh industrial environments. It incorporates three normally closed (NC) safety contacts with direct opening action and one normally open (NO) auxiliary contact, supporting safe machine guard monitoring and control. The 440G-MT47007 is engineered to provide an actuator holding force of 1500 N, ensuring secure guard locking while maintaining compliance with safety standards. Its versatile M20 conduit entry and robust mechanical endurance make it suitable for demanding automation setups.Key Features of Allen Bradley 440G-MT47007
- Power-to-unlock solenoid safety switch with 24V AC/DC supply
- Three normally closed safety contacts for reliable machine guarding
- One normally open auxiliary contact for additional control feedback
- Durable metal housing rated IP67 for protection against dust and water ingress
- Actuator holding force up to 1500 N (337 lbs) to secure guard doors
- Direct opening action contacts ensuring positive opening under fault conditions
- Multiple M20 conduit entries for flexible wiring installation
- Operating temperature range of -25 to +60°C for versatile industrial use
- Mechanical life rated for up to 1,000,000 operations for long-term reliability
- Compact dimensions suitable for confined space installations
Technical Specs of 440G-MT47007
| Specification | Details |
|---|---|
| Type | Solenoid-operated safety switch |
| Supply Voltage | 24V AC/DC |
| Safety Contacts | 3 NC (Normally Closed) direct opening contacts |
| Auxiliary Contacts | 1 NO (Normally Open) |
| Actuator Holding Force | 1500 N (337 lbs) |
| Ingress Protection | IP67 |
| Material | Metal housing |
| Conduit Entry | 3 x M20 |
| Mechanical Life | 1,000,000 operations |
| Operating Temperature | -25°C to +60°C (-13°F to +140°F) |
| Dimensions (L x W x D) | 199 mm x 46.75 mm x 40 mm |
Applications / Use Case
The Allen Bradley 440G-MT47007 safety switch is primarily used in industrial automation to safeguard operators by interlocking access to hazardous machine areas. It ensures machines remain powered off while guards or doors are open, preventing accidental startup during maintenance or inspection. Commonly applied in manufacturing plants, assembly lines, robotics cells, and other high-risk machinery installations, this switch integrates easily into safety control architectures. Its robust construction and IP67 rating make it ideal for harsh environments such as food processing, automotive manufacturing, and heavy industry. The included auxiliary contact provides additional signals to control systems for monitoring guard status or triggering alarms. Its long mechanical life supports continuous operation in demanding production settings, contributing to overall plant safety and compliance with industrial safety standards.Related Resources
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