10. Enter "T#5s" for input PT ("IN PT") and "CurrentT
ime" for output ET ("O ET"), as shown
below.
In the declaration section, declare "CurrentTime" as a TIME type variable.
This completes insertion of a normally open contact, coil, and function block TON.
The network (circuit) is now complete.
● To remove an element that has been placed, select the element and press the <Delete> key.
Y
ou can also remove an element by right-clicking the element and selecting "Delete" from
the context-sensitive menu that is displayed.
● The normally open contact that is placed can be set as a normally open contact for detecting
a rising edge (
). To do so, perform the following procedure with the normally open contact
selected.
•
Right-click the normally open contact and select "Edge Detection" from the context-
sensitive menu that is displayed.
• From the menu bar, select FBD/LD/IL>Edge Detection.
• Press the <Ctrl> key + <e> key simultaneously.
• Click the
icon on the toolbar.
If the above procedure is performed one more time, the normally open contact that is placed
can be set as a normally open contact for detecting a falling edge ( ).
●
Input to the function block can be negated. To do so, perform the following procedure with
the connection line to the input selected.
• Right-click the function block and select "Negation" from the context-sensitive menu that is
displayed.
• From the menu bar, select FBD/LD/IL>Negation.
• Press the <Ctrl> key + <n> key simultaneously.
• Click the
icon on the toolbar.
A negation mark will be displayed on the left side of the input ("IN").
7.1 Programming in Ladder Diagram (LD)
WUME-GM1RTXOP-01 7-7
To Next Page
Loading...
