Description: serves as a reference variable for a slave controller; Name: output variable of the controller
Description: output variable of the controlling element, which is deducted from the control difference variable and is also the input variable of the actuator; Name: controller output variable
Description: PN (nominal pressure) is an alphanumeric variable for reference purposes, relating to a combination of mechanical and measurement properties of a pipe component. It comprises the letters PN followed by a dimensionless number (according to EN 1333/96.08); Name: Nominal pressure of the muffs, A2