Fri. Jun 9th, 2023
Introduction to Allen Bradley MicroLogix 1400 PLC

The existing MicroLogix family of compact programmable logic controllers is supplemented by the Allen-Bradley® MicroLogixTM 1400 from Rockwell Automation. In addition to offering you additional features such a greater I/O count, a quicker High Speed Counter/PTO, and improved network capabilities, MicroLogix 1400 includes the features you require from MicroLogix 1100.

Compact PLC with a variety of functions and capacities, the Rockwell Automation MicroLogix 1400 PLC. It is appropriate for small to medium-sized applications since it can control up to 64 I/O points. With a user-friendly software interface that enables users to rapidly and simply build and alter programmes, it is also simple to use and programme.

Use the built-in LCD with backlighting to read or write any binary, integer, or long file elements in the data table, configure the Ethernet network, display floating point values on a user-configurable display, show OEM logos at startup, and establish the Ethernet network settings.

You have strong communication capabilities thanks to the three inbuilt connection ports. A non-isolated RS232C port, an isolated RS232C port, and an RJ-45 port supporting 10/100 Mbps EtherNet/IP peer-to-peer messaging, DNP3 over IP, and Modbus TCP/IP protocol are all available on the MicroLogix 1400.

MicroLogix 1400 may be programmed using both RSLogix 500 programming software (Version 8.1 and higher) and RSLogix Micro programming software, much like the rest of the MicroLogix series.


A potent programmable logic controller created for small to medium-sized industrial applications is the MicroLogix 1400 PLC. These are some of its benefits:

Compact size:

Compact and occupying little room, the MicroLogix 1400 PLC is a great option for situations where space is at a premium.

High-performance processor:

The MicroLogix 1400 PLC has a powerful processor that offers quick program execution and top-notch performance.

Multiple communication options:

With support for Ethernet/IP, Modbus, DF1, and ASCII, among other communication protocols, an Allen Bradley MicroLogix 1400 PLC makes it simple to connect to other components and systems.

Analog and digital I/O:

The Allen Bradley MicroLogix 1400 PLC can monitor and manage a variety of devices and processes thanks to its variety of analogue and digital I/O choices.

Flexible programming:

The user-friendly RSLogix 500 software offers a variety of programming choices, including ladder logic, function block diagrams, and structured text, and may be used to program the MicroLogix 1400 PLC.

Real-time monitoring:

The MicroLogix 1400 PLC offers real-time monitoring of devices and processes, enabling users to recognise and fix problems rapidly.

Easy maintenance:

With a detachable terminal block for simple wiring and a battery-backed clock that keeps system settings and programme data even in the event of a power loss, the MicroLogix 1400 PLC is simple to maintain.

Robust security:

To maintain the safety and security of the system, the MicroLogix 1400 PLC contains built-in security features including password protection and data encryption.


For small to medium-sized applications, the MicroLogix 1400 PLC offers great performance and capability at a competitive price.

Industry-proven reliability:

With a demonstrated track record in several industrial applications, the MicroLogix 1400 PLC has a reputation for being a dependable and strong device.


  • Design that saves space
  • Quick program operation
  • convenient device connection
  • The capacity to regulate and keep an eye on a variety of processes
  • Quick issue identification and resolution
  • easy maintenance and simple wiring
  • Data encryption and password protection for a secure system
  • Affordable pricing for small to mid-sized applications
  • Proven reliability in various industrial applications.

The Allen Bradley MicroLogix 1400 is a robust and adaptable PLC that is suitable for a variety of industrial automation applications. Automation specialists frequently choose it because of its capabilities, performance, and usability.

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