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Allen Bradley Guardmaster Safety Relays 440R-M23149

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440R-M23149

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The Allen Bradley 440R-M23149 represents a safety relay within the Guardmaster series designed to ensure operational safety in automated systems. This component includes crucial immediate safety outputs and delayed outputs, providing flexibility for various applications.

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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 440R-M23149

ManufacturerAllen Bradley
Product TypeSafety Relay
Product LineGuardmaster Safety Relays
Part Number440R-M23149
UPC611320826814
Immediate Safety Outputs2 N.O
Immediate Auxiliary OutputsN/A
Delayed Safety Outputs3 N.O
Delayed Timing1.5 to 30 sec
Rated Voltage115 VAC
Terminal TypeRemovable Terminals
Reset TypeAutomatic/Manual
Minimum Frequency50 Hz
Maximum Frequency60 Hz
Safety Inputs2 N.C
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The model 440R-M23149 by Allen Bradley is a dedicated safety relay engineered for vital functions in automation settings. Intended for applications requiring stringent safety measures, the relay provides two normally open (N.O.) outputs for immediate safety applications, crucial for ensuring prompt responses in emergencies.

Additionally, it incorporates three delayed safety outputs, offering a timing flexibility that spans from 1.5 seconds to 30 seconds. This feature allows for strategic delays in reactions, accommodating specific operational needs or processes that necessitate a safety buffer before activation. The relay operates with a rated input voltage of 115 VAC, ensuring compatibility with standard electrical systems used in various industrial environments.

The 440R-M23149 is equipped with removable terminals, simplifying wiring and modifications. This design aspect facilitates maintenance and troubleshooting. Furthermore, it includes a reset function that can be configured for either automatic or manual operations, providing operators the convenience of managing the reset process according to their safety protocols.

Its frequency specifications range between 50 to 60 Hz, suitable for typical electrical systems. The relay also features two normally closed (N.C.) safety inputs, earning its reliability in monitoring critical safety conditions within automated systems. Overall, the 440R-M23149 is a vital component for enhancing safety in automated machinery and systems.