![LS Industrial Systems SV-iS7 PLC User Manual Download Page 40](http://html.mh-extra.com/html/ls-industrial-systems/sv-is7-plc/sv-is7-plc_user-manual_1943813040.webp)
Chapter 4 CPU Function
4 - 23
4.7 RTC Function
PLC option card for iS7 inverter series supplies RTC(Real Time Clock) module for the time-
scheduling control. Clock operation by the RTC function is continued with a super capacitor
when the CPU is powered off. The time of RTC is updated in every scan by operation
information of system flag.
4.7.1 Usage
1) Read/Setting of RTC data
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.