Rockwell-automation T3420AF ICS Regent Analog Input Modules Manuel d'utilisateur télécharger pdf (Page 26)

Analog Input Modules

(T3420A, AF)

Industrial Control Services

Figure

. Analog Input Module Definition.

3) Edit each point:

Position the cursor on a Point definition and choose Edit

from the Module Definition dialog box to define a name

and description for each I/O point. In the Analog Input

Point dialog, enter a tag name (up to 12 characters) and a

description (u

p to 40 characters). The tag names are used

in the application program to represent the value of the

analog input in your control algorithms and interlocks.

Figure

. Defining an Analog Input Point.

Programming

Inputs are referenced in the application program through the

tag names defined in the I/O Configuration Editor. The

analog inputs will range in value from 0 to 4095 over the

voltage range configured for the analog input module. Most

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Rockwell-automation T3420AF ICS Regent Analog Input Modules Manuel d'utilisateur Page 26