We already discussed Timers, counters and other instructions used in PLC programming. Sometimes we may need some operations in the…
Program Flow Control Instructions used to control the sequence in which your program is executed. Control instructions allow you to…
As we have seen with counter and timers, some PLC instructions generate digital values other than simple Boolean (on/off) signals.…
The IEC 61131-3 standard specifies several dedicated ladder instructions for performing arithmetic calculations. Some of them are shown here: PLC…
A counter is a PLC instruction that either increments (counts up) or decrements (counts down) an integer number value when…
