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11. PLC Help Function
11.3 PLC Switches
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(Example 2) When an external switch (XC) that inhibits a PLC switch handle interrupt is
provided;
M204
MOV R38 K4M100
Always ON
XC
M104
SM84
MOV K4M200 R138
Always ON
XC
M104
PLS M10
M10
Under sequence control in the above example, when the external switch (XC) is on, the PLC
switch for a handle interrupt cannot be turned on.
11.3.4 Switch Name Preparation
Prepare PLC switch names by using PLC development software (GX Developer).
According to the description format, set the number of characters for one switch name and the
number of switch names to be prepared, then prepare switch name data. The maximum length of a
switch name is 14 characters. A maximum of 32 switch names can be prepared.
For details, refer to the section "1.4 PLC Creating PLC Message Data".