How to write system time to SIEMENS 1200PLC

1) WR_SYS_T (write system time) writes the DTL value of the input IN to the PLC real time clock.



2) RD_SYS_T (read system time) saves the current system time of the read PLC in the output OUT with the data type DTL.



3) RD_LOC_T (read local time) saves the read PC local date and time in the output OUT with the data type DTL.




Top