| functional unit that consists of an actuator and a final controlling element SEE: Figures 1 and 2. Note 1 to entry: This entry was numbered 351-28-09 in IEC 60050-351:2006. 
Figure 1 – Functional diagram indicating typical elements of an elementary open-loop control system 
Figure 2 – Functional diagram indicating typical elements of an elementary closed-loop control system
|