Thanks for the quick reply, sad to hear it is not implemented for wemacro. I think it should just move the rail at its default speed while shooting continuously if the rail speed cannot be controlled. At least then I could set the aperture for the rail speed and shutter rate of the camera. I'll have...

I've been using the helicon remote software for the first time today with my D850 and Wemacro rail on my windows 10 laptop. The standard mode where with the interval and moving backwards and forwards works great (for static subjects) but when I activate burst mode the rail does not move at all (but ...