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9.2.8 Sensors
Sensors connected to the AC Power Switch will appear the AC Power Switch's web interface in the
order connected. Your AC Power Switch will automatically recognize the sensor type (temperature,
humidity, air flow, etc.) and populate the Sensor ID and Unit (shown below as "Temperature Units")
fields. To configure a sensor, simply fill in your description, thresholds, and other fields listed in the table
below, then click
Save .
Note: If your unit includes an internal temperature sensor, it will automatically appear in row 1.
Fig. 9.13 - The Edit > Sensors menu
Sensors
Sensor ID
The ID number found on the sticker on the temperature sensor node. Your
AC Power Switch
will automatically detect the sensor ID when you plug a sensor into the unit. The color of the
sensor ID field will tell you the status of the connected sensor.
·
Green - The sensor is connected and properly configured
· Yellow - The sensor is connected but has not yet been configured (fill in your configuration
fields and click Save to configure the sensor).
· Red - The sensor is not detected/configured (i.e. a previously configured sensor is no longer
connected)
To reconfigure the Sensor ID, simply delete any data in this field and click Save . The unit will
refresh the sensor ID on that channel.
Sensor Description
Used to describe the type or location of sensor connected to the AC Power Switch .
Rev
Checking the reverse button changes negative values to positive, and positive values to
negative.
Notifications
Check which notification device(s), 1 through 8, you want to send alarm notifications for this
sensor.
Details
Record Freq
The frequency with which the
AC Power Switch
will record the sensor reading
Deadband
The additional qualifying value the
AC Power Switch
requires above/below your alarm
thresholds in order to set an alarm.
Units
The unit(s) of measurement reported by a connected sensor. The field is configurable only if the
sensor offers multiple display units (i.e. Fahrenheit or Celsius on a temperature sensor).
MjU (Major Under)
MnU (Minor Under)
MnO (Minor Over)
MjO (Major Over)
Threshold settings that, when crossed, will prompt the NetGuardian to set an alarm. Recorded
values less than an under value or greater than an over value will cause alarms.