Delta MMC120 User Manual
Page 71
Advertising
MMC120 Linear Motion Control Module
Hydraulic System Problems
Delta Computer Systems, Inc. 360/254-8688
71
If the speeds show:
Your valve is probably curvilinear. Replace the valve with a linear one or increase the proportional gain and
tune the system for high-speed stability; expect poor control at low speed and when stopped.
If the speeds show:
You may have too much hose between the valve and the cylinder. Reduce the amount of hose or add
differential gain (usually less than 5).
Advertising