Siemens SIMATIC ET 200pro Series Operating Instructions Manual page 137

Figure 7-22
Simplified representation of the technology controller
The technology controller is implemented as a PID controller (controller with proportional,
integral, and derivative action).
①
The inverter uses the start value when all the following conditions are simultaneously satisfied:
The technology controller supplies the main setpoint (p2251 = 0).
•
The ramp-function generator output of the technology controller has not yet reached the start value.
•
Figure 7-23 Simplified representation of the technology controller
The settings required as a minimum are marked in gray in the function diagram: Interconnect
setpoint and actual values with signals of your choice, set the ramp-function generator and
controller parameters K
SIMATIC ET 200pro FC-2 converter
Operating Instructions, 09/2017, FW V4.7 SP9, A5E34257324B AE
Example: Technology controller as a level controller
, T and T .
P I d
Advanced commissioning
7.10 PID technology controller
137