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red_button.gif (982 bytes) HCA: Application Example

Trigger an alarm and ring a bell for 30 minutes whenever:

Humidity is equal to or greater than 60 %RH

OR

humidity is equal to or greater than 50 %RH during at least 10 minutes.

Stop the bell immediately when:

A local reset button is pushed (hardware)

OR

The PC operator clicks with the mouse on a virtual button
Logical diagram