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Allen Bradley Guardmaster Safety Relays 440R-A32003

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440R-A32003

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The 440R-A32003 from Allen Bradley is a power supply unit specifically designed for use within Guardmaster safety relay configurations. This unit operates with an AC voltage range of 110 to 230 volts and provides a DC output of 24 volts.

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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 440R-A32003

ManufacturerAllen Bradley
Product TypePower Supply Unit
Product LineGuardmaster Safety Relays
Part Number440R-A32003
Weight0.56 lbs (0.26 kg)
Rated Voltage (AC)110 V to 230 V AC
Rated Voltage (DC)24 V DC
Mounting TypeDIN-rail mounting
Housing Width22.5 mm
Drop-out Time80 ms
IP RatingIP40
Terminals ProtectionIP20
Pollution Degree3
Installation GroupC
Max. Storage Humidity80% (non-condensing)
Max. Installation Altitude1000 MSL
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The Allen Bradley 440R-A32003 serves as a power supply unit within the Guardmaster series, notably enhancing safety relay systems. It is designed to handle an AC voltage input ranging from 110 to 230 volts while delivering a reliable 24 volts DC output. Installation is streamlined with a DIN-rail mounting configuration, and it occupies a width of 22.5 mm, allowing for efficient use of space in various settings.

The drop-out time for this device is rated at 80 milliseconds, ensuring swift response during operational fluctuations. Its enclosure boasts an IP40 protection rating, while the terminals provide IP20 protection, offering robust environmental shielding. Rated for Pollution Degree 3, the unit is suited for environments where moderate contamination may occur.

Additionally, it supports a maximum storage humidity of up to 80%, without condensation, and can be reliably used at installation altitudes reaching 1000 meters above sea level. The 440R-A32003 is therefore engineered for demanding conditions, making it a suitable choice for a range of applications where power reliability and safety are paramount.