Belonging to two operators.
Trying to let the position of the valve show the right value on the screen and in the program.
The start-up program hampered because this valve had to be closed but the positioner still showed 9% open.
It belongs to the warm-up system of the steamturbine.
To make sure that the valve was really shut we had to take a look and tried to alter the signal coming from the positioner.
I took this from a higher level.
We managed to get unit EC 4 back on the grid.
Here in LARGE....