Posts Tagged controlling instruments
In case you missed last month’s webinar with Jordan Valve on back pressure regulators, we’ve put together some of the key points.
The Control Loop:
Sensing element: measures the process variable being controlled, and send an output to the controlling instrument
Controlling instrument: calculates the error (difference in signal from sensing element and the desired setpoint) and sends corrective signal to final control element
Final control element: varies the flow to change the controlled variable to the required setpoint