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Allen Bradley Guardmaster Safety Relays 440G-LZS21SPLA

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440G-LZS21SPLA

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The 440G-LZS21SPLA model from Allen Bradley is a power-to-lock device designed to enhance safety in industrial environments. It employs an RFID standard coded actuator and features a robust locking mechanism, ensuring secure operation under demanding conditions.

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Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

Technical specifications for 440G-LZS21SPLA

ManufacturerAllen Bradley
Product TypePower-to-Lock
Product LineGuardmaster Safety Relays
Part Number440G-LZS21SPLA
Weight3.00 lbs (1.36 kg)
Actuator TypeRFID Standard coded actuator
Locking MechanismGuard locking bolt Drive Mechanism
Safety Contacts2 Safety Contacts
Auxiliary Contact1 Auxiliary Contact
Solenoid ContactsNone
Rated Voltage24 V
Voltage TypeDC
Holding Force1300 N
Housing MaterialPlastic Housing
IP RatingIP66,67,69K
Component TypePosition Switch with Guard Locking
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The Allen Bradley 440G-LZS21SPLA is categorized as a power-to-lock safety relay within the Guardmaster series. This device utilizes an RFID standard coded actuator for precise operation. It is designed with a guard locking bolt drive mechanism, allowing for effective and secure locking in safety applications.

In terms of electrical specifications, this safety relay operates at a rated voltage of 24 V in direct current form. It features a notable holding force rated at 1300 N, which enhances its capabilities in maintaining security during machine operations. The device includes two safety contacts for reliable disconnection and an auxiliary contact that allows for additional functionality, while it does not include any solenoid contacts.

Constructed with a robust plastic housing, the unit is designed to withstand challenging environments. The 440G-LZS21SPLA boasts a high IP rating, classified as IP66, 67, and 69K, ensuring protection from dust, immersion, and high-pressure water jets. This makes it an ideal component for safety control systems where reliability and robust construction are critical.