| transfer element which at specific instants observes the value of the input variable and converts them into an impulse-function sequence SEE: 351-45-33 and Figure 8c). Note 1 to entry: The analog-to-digital converter of a process computer system operates as a sampling element. Note 2 to entry: In most cases the specific instants are equidistant. Note 3 to entry: This entry was numbered 351-28-39 in IEC 60050-351:2006.
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