![]() School example of the application of an RTC will reveal the simplicity and Setpoints of the RTC, such as a house automated control system. They have an internal RTC that controls otherĭevices connected to it in a network that must take action at specific interim Interim setpoints cause the RTC to trigger a control signal that tells anotherĭevice component to act in a specific manner. An oscillator circuit inside the device keeps anĪccurate accounting of the hours, minutes, and seconds from start to finish. Start and end times and interim setpoints. Observatory that measures light frequency from a very stable and accurate Those work with a radio receiver inside the casing tuned to the national time What is a Real Time Clock (RTC) in a PLC?Ĭlocks (RTC) are not clocks like the one on your nightstand that automaticallyĬhanges time as the season changes from standard time to daylight savings.
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