Honeywell Centraline FALCON User Manual page 191

USER GUIDE
Event
Shows the transition types that can be selected for reporting:
− Back To-Normal
The alarm is going to normal state, that is, the value of the datapoint
remains under the high limit, or exceeds the low limit.
− To Off-Normal
The alarm reaches off-normal state, that is, the datapoint value exceeds
the high limit, or remains under the low limit.
− To Fault
The alarm originates in a fault such as sensor break, etc. (depends on
point type)
Reporting
Check the transition type you want to be reported, that is, which transition
should be saved in the alarm buffer and in the alarm list.
Ackn.
Each transition will be acknowledged (checked) by default.
Last Transition
Shows the date when the last transition has occurred.
Off-Normal Conditions
Here you can define/change the conditions, which set off an Off-Normal event.
The Off-Normal conditions depend on the point type.
• High Limit Enable (applies to AI, AO, AV, PC datapoints only)
If a high limit is exceeded and this condition remains present for at least the
defined alarm delay (time), than an alarm of event type ´To-Off-Normal` is
set off. To set a high limit, click checkbox and enter value into the field.
• Low Limit Enable (applies to AI, AO, AV, PC datapoints only)
If the present value falls below the low limit and this condition remains
present for at least the defined alarm delay (time), than an alarm of event
type ´To-Off-Normal` is set off. To set a high limit, click checkbox and enter
value into the field.
To set a low limit, click checkbox and enter value into the field.
• Deadband (applies to AI, AO, AV datapoints only)
In order to set off an alarm of event type ´To-Off-Normal`, for at least the
defined alarm delay (time) the present value must remain within the range:
low limit plus deadband and high limit minus deadband.
Enter deadband value.
• Alarm Delay (applies to all datapoint types, except PC datapoint)
Defines the time delay with which the ´To-Off-Normal` event will be set off.
Enter alarm delay value.
Alarm Value Enable (applies to BI and BV datapoint types only)
Here you can select the alarm value (status), e.g. 0 or 1, ON or OFF, Up or
Down, when an alarm should be reported in case of of binary input changes. In
addition an alarm delay can be entered in the Alarm Delay field.
Check the Alarm Value Enable checkbox and select desired value from the
drop-down list box.
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FALCON
EN2Z-0962GE51 R0715