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Allen Bradley Guardmaster Safety Relays 440R-C23139

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440R-C23139

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The 440R-C23139 from Allen Bradley is a safety relay designed for reliable function in safeguarding equipment and systems. This module operates with a voltage rating of 24 VAC/DC and features multiple output types for versatile applications.

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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-C23139

ManufacturerAllen Bradley
Product TypeSafety Relay
Product LineGuardmaster Safety Relays
Part Number440R-C23139
Weight0.75 lbs (0.34 kg)
UPC611320826340
Voltage Rating24 VAC/DC
Auxiliary Outputs2 NC and 2 PNP Solid-State Outputs
Safety Outputs3 NO Contacts
Input Contacts1 NC, 2 NC
Power Consumption4 W
Input Resistance45 Ω
Power On Delay1 s or 100 ms
Response Time15 ms
Impulse Withstand Voltage2500 V
Switching Current10 mA
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The Allen Bradley 440R-C23139 is a robust safety relay utilized within the Guardmaster Safety Relays series. This device is tailored for effective safety monitoring and functions with a voltage rating of 24 VAC/DC. It boasts three normally open (NO) contacts designated for safety outputs, ensuring reliable operation to enhance system protection. For auxiliary outputs, this relay incorporates two normally closed (NC) contacts alongside two PNP solid-state outputs, providing flexibility in connection and operation.

Power consumption for the 440R-C23139 is rated at 4 watts, coupled with an input resistance of 45 ohms. In terms of delay, users can select a power-on delay of either 1 second or a quicker 100 milliseconds, accommodating various application needs. The response time is quick, at just 15 milliseconds, allowing for rapid action in safety scenarios.

This safety relay can withstand impulse voltages up to 2500 volts, making it suitable for demanding environments. It also supports a maximum switching current of 10 milliamperes, ensuring that it operates efficiently within its specified parameters. This unit is essential for maintaining safety standards in industrial automation settings, protecting both machinery and personnel.