In this article, we will learn the difference between timer and counter in PLC programming and understand the basic concepts.
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…
