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Allen Bradley Bulletin 440F 440F-C251D

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440F-C251D

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The 440F-C251D from Allen Bradley is a reliable safety relay designed for various automation applications. This model features a dual contact setup and operates with both 230 VAC and 24 VDC coil voltages, catering to diverse operational needs.

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2 Year DO Supply Warranty
Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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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 440F-C251D

ManufacturerAllen Bradley
Product TypeSafety Relay
Product LineBulletin 440F
Part Number440F-C251D
UPC611320217957
Weight1.00 lbs (0.45 kg)
Safety Contacts2 Contacts
Mounting MethodDIN Rail Mount
Terminal TypeParallel Mount
IP ProtectionIP65
Contact Current2A
Coil Voltage (AC)230 VAC
Coil Voltage (DC)24 VDC
Minimum Operating Temperature-10°C
Maximum Operating Temperature55°C
Minimum Storage Temperature-40°C
Maximum Storage Temperature85°C
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The Allen Bradley 440F-C251D serves as a robust safety relay ideal for critical systems requiring reliable control. Equipped with two safety contacts, it ensures effective safeguarding and fault detection in automated settings. The relay is designed to function with a coil voltage of 230 VAC or 24 VDC, which allows flexibility depending on the power supply available.

This safety relay can be mounted conveniently onto a DIN rail, simplifying installation and integration into various control panels. In terms of physical connections, the 440F-C251D features a terminal type that supports parallel mounting, enhancing its compatibility with existing infrastructures. Its rated contact current stands at 2A, providing efficient control capabilities within its specified limits.

Environmental resilience is an important characteristic of this model, as it boasts an IP65 protection rating. This level of ingress protection ensures that the relay is resistant to dust and water exposure, enabling its use in demanding industrial environments.

For temperature operation, the relay performs optimally within a range of -10°C to 55°C, facilitating its application in various climate conditions. Additionally, it can be stored at temperatures as low as -40°C and up to 85°C without compromising functionality. Overall, the Allen Bradley 440F-C251D safety relay is structured to meet the needs of modern industrial automation while maintaining high standards of reliability and safety.