Stage 23 · Alarm limits that don’t chatter · 6 min
Give alarms a deadband
I can raise high and low alarms with a deadband.
1. Why it matters
An alarm that flashes on and off every few seconds teaches operators to ignore it. Then they miss the one that matters.
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- The idea in plain words
- See it happen, scan by scan, in Siemens and Rockwell
- Vendor notes
- On site
- Try it on the rig
- Check your understanding