Wednesday, May 5, 2010

LD= instructions on Mitsubishi PLC





LD= instructions on Mitsubishi PLC : Load compare (Equal)
LD= instruction
The value of S1 and S2 are tested according to the comparison of the instruction. If the comparison is true then the LD contact is active. If the comparison is false then the LD contact is not active.

Examples of the use of LD= instructions :
LD= ladder Mitsubishi PLC
1. If D0=0 then Y000=OFF.
2. If D0=1 then Y000=ON.
3. If D0=2 then Y000=OFF.



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