Streptococcal pharyngitis or strep throat is caused by group A beta-hemolytic streptococcus (GAS). It is the most common bacterial cause of cases of pharyngitis (15â30%). Common symptoms include fever, sore throat, and large lymph nodes. It is a contagious infection, spread by close contact with an infected individual.A definitive diagnosis is made based on the results of a throat culture.Antibiotics are useful to both prevent complications and speed recovery.ommon symptoms include fever, sore throat, and large lymph nodes. It is a contagious infection, spread by close contact with an infected individual. A definitive diagnosis is made based on the results of a throat culture. Antibiotics are useful to both prevent complications and speed recovery.
A programmable logic controller (PLC), or programmable controller is an industrial digital computer which has been ruggedised and adapted for the control of manufacturing processes, such as assembly lines, or robotic devices, or any activity that requires high reliability control and ease of programming and process fault diagnosis.
What is PLC Logic? PLC Ladder Diagrams are basically ladder runs of PLC logic that stretches from one side of the screen to the other with coils on the other end. Ladder logic is very similar to how wiring diagrams are made if hardwired with only minor differences.