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Allen Bradley ControlLogix 1756-AMXN

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1756-AMXN

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The 1756-AMXN is a communication interface module from Allen Bradley's ControlLogix series. It supports multiple communication ports and is designed for configurations where reliable data exchange is crucial.

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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 1756-AMXN

ManufacturerAllen Bradley
Product TypeCommunication Interface Module
Product LineControlLogix
Part Number1756-AMXN
Weight0.56 lbs (0.26 kg)
Communication PortsOne DB9 (AutoMax / RIO)
Network TypeAutoMax DCS / Remote I/O
Operating ModesDCS master, DCS slave, RIO master
Processor100 MHz IDT MIPS
Memory1 MB RAM & 512 KB shared RAM
Backplane Current650 mA @ 5.1 VDC; 75 mA @ 24 VDC
Power Dissipation5 W max
Node CapacityUp to 55 DCS slave nodes (master mode)
Data CapacityUp to 250 input words / 28 output words (RIO mode)
ConnectionsUp to 8 scheduled connections
MountingControlLogix chassis (any slot)
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The Allen Bradley ControlLogix 1756-AMXN serves efficiently as a communication interface module suited for diverse industrial applications. This unit is equipped with a single DB9 port, which allows seamless integration within AutoMax DCS and Remote I/O networks. The module can switch between multiple operating modes such as DCS master, DCS slave, and RIO master to accommodate various setup requirements.

Powered by a 100 MHz IDT MIPS processor, the 1756-AMXN ensures rapid data processing capabilities. It contains 1 MB of RAM alongside 512 KB of shared RAM, providing ample memory for handling system tasks and communication without lag. Current ratings include 650 mA at 5.1 VDC and 75 mA at 24 VDC, ensuring efficient usage of power throughout its operation and generating a maximum power dissipation of 5 W.

In master mode, this communication interface can connect to as many as 55 DCS slave nodes. Furthermore, while in RIO mode, it manages data volumes of up to 250 input words and 28 output words, facilitating significant data flow for control processes. The 1756-AMXN module allows for the establishment of up to 8 scheduled connections, enhancing its versatility in data handling.

Designed for easy mounting within any slot of a ControlLogix chassis, this module ensures straightforward installation while maximizing space efficiency. Overall, the 1756-AMXN represents a robust solution for communication needs in complex control environments.