BASIC OF CONTROL VALVE WORKING|Control Valve काम कैसे करता हैं|Control Room to PLC to Field|Hindi|

In this video, I explain the working of a control valve from zero, covering how signals travel from the control room to the PLC, then to the field and to the control valve, how the valve operates based on signal dependency, and how feedback returns from the field to the PLC and back to the control room. The explanation is detailed to clear any doubts.