The most commonly used timers in PLC programming are Pulse timers, on-delay timers, retentive on-delay timers, and off-delay timers.
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…
Siemens PLC Mathematics Instructions : Implement ADD, SUB, MUL, DIV, MOD and NEG instructions in S7-1200 PLC using ladder diagram…