
B-63983EN/02 8.LADDER DIAGRAM MONITOR AND EDITOR SCREENS ([PMC LADDER])
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8.9 DETECTION OF DOUBLE COILS
This function automatically detects double coils when you edit WRT
coils with ladder editing operations.
Time to check
When you edit WRT coils, this function always detects double coils.
When the check makes a hit, the following message is displayed:
Xxxxx.x IS USED IN NET xxxxx AS COIL.
WRT coil editing refers to the following:
· Creation of a new WRT coil and change of a coil to a WRT
coil
· Creation of a new WRT.NOT coil and change of a coil to a
WRT.NOT coil
· Creation of a new SET/RST coil and change of a coil to a
SET/RST coil
Objects of the check
Only WRT coils are the objects of this check.
Thus, the following are not the object of this check:
· Output parameters of functional instructions