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Allen Bradley 1774 PLCs and Modules 1774-MA

1774-MA

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The 1774-MA module is an Allen-Bradley memory module. The memory module weighs approximately 1.5 kilograms and it supports different memory modules, including those built by other vendors.

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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 our products come with DO Supply's 2-year warranty.
Learn more

Technical specifications for 1774-MA

BrandAllen-Bradley / Rockwell Automation
Series1774 PLCs and Modules
Part Number1774-MA
Design and Construction Flexible and modular construction
Communication ProtocolEtherNet/IP
Weight 1.58 kilograms
Support for Other Memory ModulesYes
Peer to Peer MessagingYes
Pass-Thru ProtocolYes
Product Lifecycle Status*Discontinued/Obsolete

* The Allen Bradley 1774-MA has been discontinued by the manufacturer, however we specialize in obsolete parts and can likely still supply surplus and/or refurbished replacement 1774-MA units instead of migration.

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.

The Allen-Bradley 1774-MA memory module features a slim design. The design and construction also ensure a smaller module size, reducing the packaging costs. It comes with minimal wiring requirements. Therefore, the users will not need to spend much time on the installation and commission of the unit. It is built with quick connect sealed connectors with a flexible and modular construction. The robust status indicators on the module also help in minimizing the time needed to commission the unit. Overall, the slim construction provides the users with space-saving benefits. The 1774-MA module is built to ensure good real-time performance, with a deterministic and repeatable mode of operation. The 1774-MA module connects to other Allen-Bradley memory modules and it supports the peer-to-peer messaging. This is made possible through easy integration with the Allen-Bradley programmable controllers and human-machine interface devices for ease of control, and it supports programming and device configuration.

The 1774-MA memory module is designed to support the applications that require high-speed data transfer between the information systems and a large quantity of controllers. For communication, the 1774-MA module features an Ethernet port and it therefore uses the EtherNet/IP protocol. This ensures unlimited communication possibilities since the users are able to maximize the communication between a great variety of equipment that is available from different vendors. The 1774-MA module also features universal remote I/O. The unit supports the “Pass Thru” protocol, letting the users configure devices on the universal remote I/O from different communication protocols. The 1774-MA module supports multiple industry-standard programming languages and the users are able to maintain and troubleshoot the programs in different languages. The design provides the users with the ability to maintain and troubleshoot the unit in different languages.