The main topics of the research article are the design and implementation of a Multichannel Parameter Data Acquisition, Monitoring, and User Management System that use the Modbus protocol for communication. The system seeks to offer a versatile and dependable solution for real-time parameter monitoring and management via several channels. The system's flexibility and scalability make it suitable for various applications, including industrial automation, process control, and environmental monitoring. The use of the Modbus protocol ensures interoperability with other devices and systems that support this protocol, allowing for easy integration into existing systems. Overall, the research paper demonstrates the design and implementation of a reliable and user-friendly Multichannel Parameter Data Acquisition, Monitoring, and User Management System that utilizes the Modbus protocol for communication. The system's features and capabilities make it a suitable solution for various applications that require real-time monitoring and management of multiple parameters.