Write a LD program using timer instructions to flash two process alarm lights on a control panel. The two alarm lights a
Posted: Fri Apr 29, 2022 9:40 am
Write a LD program using timer instructions to flash two process
alarm lights on a control panel. The two alarm lights are driven by
PLC output signals 0:010/00 (alarm 1) and 0:010/01 (alarm 2).
Assume that alarm 1 is activated by input 1:000/01 and alarm 2 is
activated by input 1:000/02.
alarm lights on a control panel. The two alarm lights are driven by
PLC output signals 0:010/00 (alarm 1) and 0:010/01 (alarm 2).
Assume that alarm 1 is activated by input 1:000/01 and alarm 2 is
activated by input 1:000/02.