Delta RMC101 User Manual
Page 246
RMC100 and RMCWin User Manual
4-60
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Note that the pressure lags much less immediately after the transition, but the pressure
begins to lead because the Integral Drive has not yet unwound. This is probably because
"Integrator Active Only at Pressure" was selected in the mode word of Step 4. This causes
the integrator to be inactive until the pressure reaches the commanded pressure. The
integrator cannot unwind until it reaches commanded pressure.
• Selecting "Always Active" in the Integrator Mode field of the Mode word in Step 4 (do this by
double-clicking the Mode word in Step 4) and running event Step 1 results in the following plot:
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Selecting "Always Active" did help a little, but not much. We will try changing the Integral
Gain from 15 to 60 to see if it helps. Doing this and then running Event Step 1 results in the
following plot: