Maretron Alarm Module ALM100 Manual de usuario descargar pdf (Pagina 258)

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value range. The value is entered as minutes:seconds. If only one number is

entered, it will be interpreted as seconds.

High Alert Clear Point – If the alert is active and the parameter value falls below

the value in this field, the alert will become inactive.

Clear Delay – The parameter being monitored must fall below the High Alert

Clear Point value for longer than the time in this field in order for the alert to

become inactive. The value is entered as minutes:seconds. If only one number is

entered, it will be interpreted as seconds.

10.3.6.4.2 Low Alert

A low alert is used to signal you when a parameter value falls below a threshold

you determine. For example, you can set an alert to occur whenever the port

engine oil pressure rises falls below 40 PSI.

10.3.6.4.2.1 Parameters

A low alert and associated diagram are shown in the figure below.

Figure 88 – Low Alert Parameters

A low alert is triggered (i.e. becomes an active alert) once an input signal has

dropped below the Low Alert Set Point and the Set Delay time has elapsed. If the

Set Delay is set to zero, then the alert is immediately triggered once the input

signal drops below the Low Alert Set Point. The Set Delay is used to reduce false

or spurious alerts. As an example, setting the Set Delay to 5 seconds will

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