KEYENCE KV-D20 User Manual
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3
Examples of Ladder Programs
43
3.1
Basic Ladder Programs ....................................................................... 43
Before creating ladder programs ....................................................... 43
Basic ladder programs ....................................................................... 44
3.2
Examples of Ladder Programs ........................................................... 51
Example of displaying user messages .............................................. 51
Example of displaying messages with titles ....................................... 53
Example of position control ................................................................ 54
Example of frequency counter ........................................................... 57
Example of 24-bit high-speed counter ............................................... 60
Example of cam switch function ........................................................ 62
4
Appendix
66
4.1
Troubleshooting ................................................................................... 66
4.2
Available Character List ...................................................................... 70
4.3
Comment Draft Sheet .......................................................................... 71
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