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Allen Bradley Guardmaster Safety Relays 440R-H23176

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440R-H23176

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The Allen Bradley 440R-H23176 is a monitoring safety relay designed to ensure the safety of machinery and operations. It operates at a supply voltage of 24 VDC, offering various input and output configurations.

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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-H23176

ManufacturerAllen Bradley
Product TypeMonitoring Safety Relay
Product LineGuardmaster Safety Relays
Part Number440R-H23176
Weight5.00 lbs (2.27 kg)
Supply Voltage24 VDC
Power Consumption8 W
Safety Inputs2 Inputs
Safety Outputs2 Outputs
Auxiliary Contacts1 N.C.
Solid State Outputs2 PNP Solid State
Reset TypeAutomatic/Manual or Monitored Manual
Enclosure ProtectionNEMA 1
IP RatingIP20,40
Mounting Type35 mm DIN Rail mount
Installation Altitude1000 m
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The 440R-H23176 monitoring safety relay from Allen Bradley is engineered for reliable performance in safety applications. Utilizing a supply voltage of 24 VDC, this relay operates efficiently with a power consumption of 8 watts. Its design features two safety inputs and two safety outputs to facilitate robust safety management in machinery. For added functionality, the relay is equipped with one normally closed auxiliary contact.

This model includes two PNP solid-state outputs, ensuring stable and efficient operations within controlled environments. Resetting can be done automatically or manually, depending on the operational needs, allowing for a user-friendly approach to safety management.

The device is housed in a NEMA 1-rated enclosure, offering protection suitable for general indoor use. It has an IP rating of IP20,40, which reflects its resistance against dust and other particulates to some extent. This monitoring relay is designed for mounting on a 35 mm DIN rail, making installation straightforward in existing control panels.

The unit can be installed at altitudes of up to 1000 meters, making it versatile for various setups. With its thoughtful design and operational efficiency, the Allen Bradley 440R-H23176 provides essential monitoring capabilities for workplace safety.