MAC vs PLC | What are the key differences?

By February 21, 2020Article
Omron PLC Machine Controller

The machine automation controller, programmable logic controller, and programmable automation controllers are industrial computers that are used as a brain of the industry. The whole industry runs on these automation tools. However, each automation tool differs from each other in various aspects and below we will discuss MAC vs PLC.

Machine Automation Controller (MAC):

PLC used in Feederbowl system (Image courtesy of Origin Precision Technology)

PLC used in Feederbowl system (Image courtesy of Origin Precision Technology)

The machine automation controller usually termed as MAC. The machine automation controllers (MAC) are a new invention in the industrial sector. The machine automation controllers are introduced in the market by Omron Industrial Automation. Omron has several industrial controllers which are being used in various industries for a long time. But with the invention of new technologies, various automation controllers are introduced by the Omron industry. The traditional controllers like the PLCs and PACs concepts were summed in the formation of the MACs. The MAC is formed from the motion control from the ground up. Other functionalities are also integrated into the formation of a MAC. It includes integrated factors like networking and sequencing. The machine automation controller is a real-time scheduler that schedules motion updates from time to time. All the updates of the system in the machine automation controller are refreshed with every passing second. The motion of the system is updated with the machine automation controller. The network of the system is also updated with every passing second and all the other applications of the automation system are also handled with the machine automation controller. The multiple stage data sharing is easily done with the attachment of the machine automation controller (MAC). In recent years the market for the machine automation controllers has jumped to $33.7 Billion. The market is expected to jump to $41.5 Billion. The growth in the market of machine automation controllers is due to the features of the machine automation controller like reduction in overall operational cost, increasing the productivity of the machine and reliable use of the machine in the industrial sector.

Programmable Logic Controller (PLC):

Omron PLC Machine Controller

Omron PLC Machine Controller

A programmable logic controller which is usually termed as PLC is used for the automation of the industry. These programming devices are used to automate different sections of industry and sometimes the whole industry. Several sensors are attached to the PLC and the PLC is programmed to control or operate each unit or sensor attached to it in a specific way. The parameters are attached to the system of the PLC which later on governs the industrial unit. There are different inputs and outputs attached to the PLC. The PLC is capable of recording various parameters of a machine such as the productivity of the machine, it can also record the operating temperature for a machine, it can start a process automatically as per the code in the PLC device, various operations can be stopped with the PLC device upon completion or attaining a specific scale. The PLC unit can be used to detect various errors in an industrial unit and upon detection, it can trigger an alarm. PLCs have been used in the industry for many years as they are the first known components for the automation of the industry. The effective and easy handling of the industrial units with the help of the PLC makes them popular automation devices. There are many differences between the PLC, PAC, and MAC. The input and the output protocol of the PLC are different from MAC and PAC. The communication protocols used in the PLC and MAC are different. The main and prominent difference between the PLC and PAC is the programming interface. Each automation technique has its programming class. PLC has limited memory for the execution of various tasks. The latest PLC units are high speed I/O devices and have built-in networks for communication purposes.

https://www.electgo.com/what-is-a-plc/

https://www.electgo.com/5-components-of-plc/

https://www.electgo.com/plc-programming-languages/