Experimental Physics and
Industrial Control System

Brian McAllister wrote:
> 
> > For numeric records (ai, ao, longin, etc) fields ADEL and MDEL are provided.
> > These are alarm and monitor "deadbands". Values must change by specified amounts
> > before monitors are issued. If these are set to a negative value then monitors
> > are posted everytime the record is processed.
> 
> What if ADEL and MDEL are 0 ?
> 
> ----
> Brian McAllister

Then only on change, i.e. test is for > rather than >=. There is an interesting
history on which it should be.

Marty

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