Lumel RE82 User Manual
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Contents
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438.4. “Gain Scheduling” FunctionFor control systems, Where the object behaves decidedly differen-tly in various temperatures, it is recommended to use the “gain Schedu-ling” function. The controller allows to remember up to four sets of PIDparameters and switch them over automatically. The switching betweenPID sets runs percussiveless and with hysteresis, in order to eliminateoscillations on switching limits.The Gty parameter settles the way of the function operation.off The function is disabledspa) Switching depending on the set point value. Additionally,one must also choose the number of PID sets - Gsnb, para-meter, and set their switching levels Gl12, Gl23, Gl34.b) b) For the programmed control, one can set the PIDset individually for each segment. Then for the given prnn,program, in the PCfg group, one must set the pid parameteron on.set Permanently setting of one PID set. The PID set is set throughthe Gset parameter.S PG l 1 2G l 2 3G l 3 4P I DP I D 1P I D 2P I D 3P I D 4Fig 19. “Gain Scheduling” switched over from SP |
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