Delta AH500 series Manual download pdf (Page 41)

AH500 Quick Start

Users can see the

Prog_Main

window on the main screen.

The difference between the function block and the main program is that the function block has to be

called before it is executed while the main program is executed directly. The creation of the local

symbols for the main program is omitted in this example. Please write the following program by

means of the skills learned previously.

Users can prepare to call the function block. First, click

to open the

API/FB

window. Then,

select

Function Block

in the

Type Class

box, and select “FB_SPP_Sys” in the

API/FB

box. Finally,

click

Insert

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Delta AH500 series Manual Page 41