3 . I ns t r uc ti on Se t3- 11Note: MC-MCR master-control instruction supports max 8 layers of nest levels. Please use theinstructions in order from N0~ N7.Program example:Ladder diagram: Instruction: Operation:X0Y0MC N0X1X2Y1MC N1X3MCR N1MCR N0X10MC N0Y10X11MCR N0LD X0 Load NO contact X0MC N0 Enable N0 nest levelLD X1 Load NO contact X1OUT Y0 Drive coil Y1:LD X2 Load NO contact X2MC N1 Enable N1 nest levelLD X3 Load NO contact X3OUT Y1 Drive coil Y1:MCR N1 Reset N1 nest level:MCR N0 Reset N0 nest level:LD X10 Load NO contact X10MC N0 Enable N0 nest levelLD X11 Load NO contact X11OUT Y10 Drive coil Y10:MCR N0 Reset N0 nest levelMnemonic Function Program steps ControllersES2/EX2 SS2 SA2SE SX2END Program End 1Explanations:END instruction needs to be connected at the end of program. PLC will scan from address 0 toEND instruction and return to address 0 to scan again.Mnemonic Function Program steps ControllersES2/EX2 SS2 SA2SE SX2NOP No operation 1Explanation:NOP instruction does not conduct any operations in the program, i.e. the operation result remainsthe same after NOP is executed. Generally NOP is used for replacing certain instruction withoutaltering original program length.
