Mantracourt Electronics Limited
PSDS User Manual
63
Trigger
drop-down
Select how the alarm responds to the source value relative to the two limits.
Disabled
The alarm remains off
Outside Limits
The alarm is active when the source value is above the high level OR
below the low level
Inside Limits
The alarm is active when the source value is below the high level AND
above the low level
Above High
The alarm is active when the source value is above the high level
Below High
The alarm is active when the source value is below the high level
Above Low
The alarm is active when the source value is above the low level
Below Low
The alarm is active when the source value is below the low level
Alarm
Properties
Image
This indicates at what input level the alarm will become active. If the input value (Shown) falls
within a red zone then the alarm will activate. If it falls within a green zone the alarm will not
activate.
This action is changed by selecting a different Trigger above.
Alarm Flags
Indicators
This indicates which of the eight alarm flags are currently active.