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Allen Bradley PLC 3 1779-KFM

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1779-KFM

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The 1779-KFM from Allen Bradley is a Data Highway II synchronous interface. This component operates at selectable voltage ratings of 115 or 230 Volts AC and provides a synchronous serial interface for efficient communication.

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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 1779-KFM

ManufacturerAllen Bradley
Product TypeData Highway II Synchronous Interface
Product LinePLC 3
Part Number1779-KFM
Weight19.56 lbs (8.87 kg)
UPC612598234680
Voltage Rating115/230 Volts AC (selectable)
Operating Temperature0 to 60 degrees Celsius
Frequency47-63 Hertz
CoolingNatural Convection
CertificationsUL, CSA, CE
Ports2 data highway channels + host interface port
Terminal TypeFront panel D-sub connectors
Protection FeatureNetwork isolation, DC power indicator, diagnostics LEDs
Power Consumption50 watts
Input Current1.5 A (at 115V) / 0.75 A (at 230V)
Device InterfaceSynchronous Serial
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The 1779-KFM serves a specific role as a Data Highway II synchronous interface within Allen Bradley's PLC 3 series. It accommodates voltage inputs of either 115 or 230 Volts AC, allowing selectability based on system needs. The device can function effectively within a temperature range of 0 to 60 degrees Celsius, making it suitable for various environments. Its operational frequency spans from 47 to 63 Hertz. Natural convection serves as its cooling method, which contributes to its efficient performance.

Included in its design are two data highway channels along with a host interface port, enhancing connectivity options for the user. The terminal connections are implemented through convenient front panel D-sub connectors, simplifying integration into existing systems. Protection features such as network isolation enhance operational reliability, while the DC power indicator and diagnostic LEDs provide user-friendly monitoring of status and functionality.

When operational, the 1779-KFM consumes approximately 50 watts of power. It draws different input currents depending on the voltage setting: 1.5 A at 115V or 0.75 A at 230V. The device interface is classified as synchronous serial, enabling precise data communication in synchronized applications. The 1779-KFM adheres to various international certifications, including UL, CSA, and CE, showcasing its compliance with industry standards.