Lg Electronics 120S 사용자 설명서

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MK120S series supplies RTC(Real Time Clock) module for the time-scheduling control. To use RTC function with K120S series, 

the RTC operation module should be attached to the expansion slot of main unit or expansion module. Clock operation by the 

RTC function is continued with a super capacitor when the CPU is powered off. 

 

 

 

 

 

 

 

 

1) Read RTC data 

(1)  Read RTC data from KGLWIN 

 

-. Select Online –Write Information – Set PLC Clock in menu. 

 

 

 

-. Following message box will be displayed 
 

 

Installation connector