Environmental input alarm logic, Trouble alarms – Sensaphone IMS-1000 Users manual User Manual

Page 36

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IMS-1000 Manual

36

This option minimizes the amount of data collected and maximizes the storage capacity inside the
unit.
Normal Data Log Interval: This is the interval that data will be logged while the input is within
the programmed limits.
Alarm Data Log Interval: This is the interval that data will be logged while the input is beyond
the programmed alarm limits. (Note: this is regardless of the programmed Recognition Time).

Environmental Input Alarm Logic

Each environmental input will automatically detect the type of sensor connected (temperature,
humidity, power, motion...). Analog sensors will include high and low alarm limit programming
options while two-state sensors (Normal/Alarm) will simply have a recognition time. Note that
some newer sensors will require a Sensor Type to be manually programmed. This includes the
4–20mA Bridge, Ultra Low Temperature Sensor, the 15 Amp Current Sensor and the 20 Amp
Current Sensor. The Sensor Type will appear on the Channel Edit Screen. In order for an alarm to
be dispatched, the sensor must meet the following criteria:

a) It must be Enabled for Alarm Delivery.
b) It must have exceeded the programmed high or limit, continuously, for the duration of the

Recognition Time. For two-state sensors it must be in the Alarm state, continuously, for the
duration of the Recognition Time.

c) There must be one or more (enabled) User Profiles with one or more (enabled) Contacts.

Once the alarm is dispatched, the alarm delivery process begins. (See Alarm Delivery and
Acknowledgment
for details.)
Additionally, there is an option to re-trigger the alarm if it remains beyond the High/Low limits (or
in an alarm state) too long. This programmable time period is called the Alarm Reset Time. This
parameter can be set from 30 to 3600 minutes.

DO NOT set the Alarm Reset Time too short, otherwise you will continue to dispatch the
same alarm over and over resulting in numerous phone calls and text messages.

Trouble Alarms

The IMS-1000 monitors the presence of all connected sensors to insure the reliability of the sys-
tem. When a sensor is unintentionally removed from a IMS-1000 for more than a minute, a trouble
alarm is generated and messages will be sent to all contacts.

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