The ornamental design for a controlpanel for a speed variator with removable dialog box, as shown and described.
FIG. 1 is a perspective view from the front with dialog box inserted in
accordance with the present invention wherein the invention relates only
to the front; and,
FIG. 2 is a perspective view from the front with dialog box removed in
accordance with the present invention wherein the invention relates only
to the front.
The broken line showing of the variator is for illustrative purposes only
and forms no part of the claimed design.