History of Programmable Logic Controllers (PLC)
Every control system may be divided into three general sections: input devices (sensors), controllers, and output devices (actuators). The input
Siemens PLC
Siemens PLC Comparator Logic
Implement Siemens PLC Comparator logic like equal, not equal, greater or equal, less or equal, greater than in S7-1200 PLC using ladder diagram language.