Which system is used for both monitoring and controlling data centre operations?

The Building Management System (BMS) is specifically designed to integrate and oversee various infrastructural systems within a data centre, making it an essential tool for monitoring and controlling operations. It manages not only the physical environment—such as heating, ventilation, and air conditioning—but also lighting and security systems. Through centralized control, a BMS helps ensure operational efficiency, comfort, and safety, which are critical in data centre environments where optimal conditions are necessary for hardware performance and longevity.

Energy Management Systems (EMS) primarily focus on energy usage and utility expenditure rather than holistic operational control. Environmental Control Systems (ECS) are more narrowly focused on controlling environmental factors like temperature and humidity but may not cover systems such as security or lighting comprehensively. The Operational Management System (OMS) deals more with the processes and workflows related to data management and operations rather than the physical infrastructure.

Given that the BMS encompasses and manages a wider array of functions essential for effective data centre operations, it is the best choice for the monitoring and controlling of these complex environments.