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MELSEC-A
12 CONTROL AUXILIARY FUNCTIONS
(4) Setting the skip function using an external start signal
The skip function can also be executed using an "external start signal".
The following shows the settings and sequence program example for skipping
the control being executed in axis 1 using an "external start signal".
(a) Set the following data to execute the skip function using an external start
signal.
(The setting is carried out using the sequence program shown below in
section (2)).
Buffer memory address
Setting item
Setting
value
Setting details
Axis 1 Axis 2 Axis 3
Pr.43
External start
function selection
2
Set "2: Skip request".
62
212
362
Cd.25 External start valid
1
Set "1: Validate external start".
1171 1221
1271
* Refer to section "5.7 List of control data" for details on the setting details.
(b) Add the following sequence program to the control program, and write it to
the PLC CPU.
Skip function
selection command
Select skip request
Set external start valid
K1
K2
K62
H0
TOP
K1
K1
K1171
H0
TOP
Skip request
External start valid
Input external start signal
Example
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