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IEVref:351-44-01ID:
Language:enStatus: Standard
Term: functional diagram
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Definition: symbolic representation of the actions in a system by functional blocks, summing points and branching points linked by action lines

SEE: Figures 1 and 2.

Note 1 to entry: The action lines do not necessarily represent physical connections, like electrical wires.

Note 2 to entry: Functional blocks, action lines, summing points, and branching points are elements of the functional diagram.

Note 3 to entry: This entry was numbered 351-23-01 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


Publication date:2013-11
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