The VFS30 is a control function module from the Comus range of control systems. It is an intelligent, programmable, multi-functional digital controller that can be used to monitor and control temperature, humidity, lighting, and other environment-dependent systems. It features a digital input and output system, a 32-bit processor, 10 programmable analog inputs, and a programmable relay output. Additionally, it offers a range of advanced functions such as password protection, multiple point control, PID control strategies, data logging capabilities, and field device automation. The VFS30 is suitable for a wide range of industrial and commercial applications and can be used as a stand-alone controller or integrated into a larger system.