USER MANUAL – Z-GPRS2 / Z-LOGGER
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19.
ALARMS ON DIGITAL INPUTS
Each of the 4 digital inputs can be set in the "Digital Input Settings" section.
5 types of alarms are available:
Alarm on status change from open to closed
The alarm is active when status changes from open to closed
Alarm on status change from closed to open
The alarm is active when status changes from open to closed
Alarm on open status
The alarm is only active on open status regardless of whether the input status switched.
Alarm on closed status
The alarm is only active on closed status regardless of whether the input status switched.
Alarm on status change
The alarm is active when status changes from open to closed or from closed to open.
19.1.
Digital input filter
A digital alarm filter can be enabled. This filter is expressed in seconds (with tenth of a second
resolution). The filter lets you eliminate effects due to input rebounds. Setting a filter T time, the
filter lets the input status change only if it has remained in the previous conditions for T time:
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