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Allen Bradley Guardmaster Safety Relays 440R-E23191

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440R-E23191

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The 440R-E23191, an expansion module from Allen Bradley's Guardmaster series, connects seamlessly to enhance safety systems. Operating on a dual voltage supply of 24 V AC/DC, this module features 4 normally open safety-related outputs and 2 normally closed auxiliary outputs, ensuring flexibility in circuit design.

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Ships from Raleigh, NC
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 440R-E23191

ManufacturerAllen Bradley
Product TypeExpansion Module
Product LineGuardmaster Safety Relays
Part Number440R-E23191
Weight0.50 lbs (0.23 kg)
GTIN662073043560
Rated Voltage (DC)24 V DC
Rated Voltage (AC)24 V AC
Safety-Related Outputs4 Normally Open (NO)
Auxiliary Outputs2 Normally Closed (NC)
Terminal ProtectionIP20
IP RatingIP40 for Body
Shock Rating10 G
Operating Humidity80% Max. (Non-Condensing)
Storage Humidity80% Max. (Non-Condensing)
Installation Altitude1000 MSL
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The Allen Bradley 440R-E23191 operates as an expansion module within the Guardmaster safety relay system. Designed for both 24 volts AC and 24 volts DC power supplies, it provides versatility for various applications. This module includes four normally open (NO) safety-related outputs and two normally closed (NC) auxiliary outputs, allowing for comprehensive control in safety systems.

Protected by an IP40 rating for the body and IP20 for terminal connections, it is suited for environments requiring robust performance. Additionally, the unit is rated for a shock resistance of up to 10 G, demonstrating its resilience in challenging conditions.

Humidity levels in both operating and storage conditions are supported up to 80%, effectively handling non-condensing environments. The 440R-E23191 can also be installed at altitudes of up to 1000 meters, providing flexibility for a variety of installations in diverse operational settings.