Building Automation PLC (Programmable Logic Controller) is a type of computerized system used to control and monitor a building’s operations. It is a combination of hardware and software that allows for the automation of processes and tasks in a building. It is used to control the heating, ventilation, air conditioning, lighting, security, and other systems. The PLC is a central hub for all of the building’s operations, and it can be programmed to automate tasks and processes. It can be used to control the temperature, humidity, and other environmental factors, as well as to monitor the building’s energy usage. It can also be used to control access to the building, as well as to detect and respond to any alarms or other emergency situations. Building Automation PLCs are used in commercial, industrial, and residential buildings, and they can be used to make buildings more efficient and cost-effective.