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When creating a counter,  select one or more events that increase the value of the counter, and one or more events that decrease the value (see Creating and configuring counters).

By default, the counter value is 0, each selected event increases or decreases it by 1.

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Counters can be added to the map (see Adding counters), and managed it both from the map (see Controlling devices from the map) and using a macro (see Managing the counter).