How to use Switches and Timers in ladder diagram? | Delta WPLSoft Smart Thinkers منتشر شده در تاریخ 1398/02/14 In this tutorial, we are showing how to use switches and timers in real time appilications as an example. ... In this tutorial, we are showing how to use switches and timers in real time appilications as an example. همه توضیحات ... #people_blogs #plcprogramming #switchestimmers #deltawplsoft