Time Delay Relay Functions Explained

Understanding the differences between various time delay relay operations such as On-Delay or Interval can be a bit confusing.   These simple diagrams may make it easier to visualize what’s happening during the timer operation(s).








At Kele, our goal is to make product selection and usage as easy as possible.  Hopefully these simple diagrams make On-Delay, Off-Delay, Interval and One-shot time delay relay functions easy to understand.

1 thought on “Time Delay Relay Functions Explained

  1. I’ve always wondered why time delay is important when it comes to machining. It makes sense that there would be times where a brief pause would be important! This is a pretty good explanation for how they work.

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