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Allen Bradley 1774 PLCs and Modules 1774-KA

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1774-KA

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The 1774-KA is a communication adapter manufactured by Allen Bradley. This module facilitates connectivity for PLC-2 systems, supporting asynchronous communication through RS-232-C and RS-422-A ports. It enables node communication on the Data Highway network.

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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 1774-KA

ManufacturerAllen Bradley
Product TypeCommunication Adapter
Product Line1774 PLCs and Modules
Part Number1774-KA
Weight2.25 lbs (1.02 kg)
Communication PortsRS-232-C, RS-422-A
ProtocolAsynchronous link
Expansion1771 I/O chassis slot
Compatible PLCPLC-2
CablingStructured
NetworkData Highway
EnvironmentIndoor controlled
Communication FunctionFloating Master
InterfacePLC-2, Data Highway, terminal
Data FunctionNode communication
IntegrationPlant-wide CIM
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The Allen Bradley 1774-KA serves as a vital communication adapter in the world of automation. It operates effectively with the PLC-2, ensuring robust connectivity and interaction through both RS-232-C and RS-422-A communication ports. With the capabilities of asynchronous linking, this product enhances data transmission reliability across networks.

Designed to plug into a 1771 I/O chassis slot, the 1774-KA allows for expansion and integration into existing setups. It utilizes structured cabling to meet modern standards, facilitating smoother interactions over the Data Highway network. This unit operates optimally in indoor controlled environments, where it can provide stable communication without environmental interferences.

Additionally, the 1774-KA supports a floating master communication function, enabling it to manage node communication efficiently across various devices. This feature is essential for integrating with plant-wide Computer Integrated Manufacturing (CIM) systems, promoting seamless data exchange and operational efficiency throughout an organization.