Threshold alarms – Vaisala viewLinc 4.1 User Manual

Page 30

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Chapter 3: Alarms

26

©

2012 Vaisala Canada Inc

in your browser, an error message appears, prompting you
to enable pop-ups for viewLinc.

• An email can be sent. If configured, emails are

automatically sent to the address, addresses, or user
specified when threshold limits are exceeded,
communications are interrupted, or an event log or device
alarm condition is present. Alarm emails can be sent
repeatedly based on how alarm properties have been set.

• An application can be launched or an external device

turned on. If configured, an external device (such as a light
or buzzer) or a computer application (such as batch file
which can page or phone a particular number) can be
triggered when an alarm condition occurs.

• All of the above. Your administrator may also set up a tree

alarm hierarchy, a method of notifying different individuals
of an alarm if the first notification is not acknowledged
within a specified time frame.

Alarms should be dealt with as soon as possible by
acknowledging them in viewLinc. All transactions are
recorded in the Event Log and Historical database and can
be viewed in an Event Log or Alarm report.

1

You can also list all locations and devices that are
currently using the selected template by clicking

Options

| Devices and Locations using Template

. This shows all

devices using the selected template and displays their
zone/location and permissions information.

2

When you are finished creating your threshold template,
click

Save

.

Threshold Alarms

Users with the correct permissions set device channel
thresholds that trigger alarms. For example:
• Greater than 23.00 C for more than 1 minute
• Less than 37.76 RH for more than 15 minutes
You can set a threshold alarm using a template (if previously
configured), or set a custom alarm.

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