Shenzhen Viyork Technology Co., LTD
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The 440G-L07264 is a Guardmaster safety interlock switch manufactured by Allen-Bradley (Rockwell Automation). It is part of the ATLAS series and is designed for machine safety applications, ensuring protection by locking guards until hazardous energy is isolated. Below is a detailed product description based on the search results:
Type & Functionality
Safety Interlock Switch: Provides positive-mode tongue interlocking, ensuring machine guards remain locked until power is isolated 78
Electrically Released: Requires 24V AC/DC power to unlock (electrically released mechanism) 13
High Locking Force: 5,000N (5kN) holding force for secure guarding 13.
Electrical & Mechanical Properties
Contacts:
Safety Contacts: 2x NC (Normally Closed) for fail-safe operation.
Auxiliary Contacts: 1x NO (Normally Open) for PLC signaling 26.
Voltage Rating: 250V AC / 5A 13.
Durability: 1,000,000 mechanical cycles 13.
Physical Design
Housing: Heavy-duty metal (red) with IP65 protection for dust/water resistance 13.
Mounting: M20 conduit entries (x3) for secure wiring 15.
Dimensions: 90mm (L) × 56mm (W) × 184mm (D) 4.
Safety & Compliance
Certifications: PLe, Cat. 4 (EN ISO 13849-1) for high safety integrity 67.
RFID-Coded Actuator: Detects tampering or incorrect actuator alignment per ISO 14119 68.
Applications
Used in high-inertia machines, robotic cells, and automated systems where immediate hazard removal is not possible 67.
Related Products:
440G-A07136, 440G-A07269 (compatible accessories) 13.
440G-L07298, 440G-L07300 (other ATLAS series switches) 58.
Pricing: Typically negotiable/contract-based (no fixed price listed) 25.
Datasheet: Available as a PDF (4 pages) with technical details 4.
For further details, you may refer to distributor pages like TME 13 or Rockwell Automation partners 26
