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Delta MMC120 User Manual

Page 72

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72

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).

If the speeds show:

Your valve may have slow response. Change to a faster valve or add

ACCELERATION

FEED FORWARD

.