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Serial Port Profiles
Input Signal Field Descriptions
See Digital I/O Extension for information about the I/O Extension tab.
Configure the following parameters:
Description Provide a description of the channel, making it easier to identify.
Data Options: Maximum 20 characters, including spaces
Latch Latches (remembers) the activity transition (active to inactive or inactive to
active).
Data Options: None, Inactive-to-Active, Active-to-Inactive
Default: None
Invert Signal When enabled, inverts the actual condition of the I/O signal in the status;
therefore, an inactive status will be displayed as active.
Default: Disabled
Trigger When the trigger condition is met, triggers the specified alarm action.
Data Options:
zDisabled—No alarm settings. This is the default.
zInactive—When the expected Digital input is active, going inactive will
trigger an alarm.
zActive—When the expected Digital input is inactive, going active will
trigger an alarm.
Default: Disabled
Auto Clear Mode When enabled, automatically clears the alarm when the trigger condition
changes; for example, if the Trigger is Inactive and the alarm is triggered, once
the input becomes active again, the alarm will automatically be cleared
Default: Enabled
Manual Clear
Mode
When enabled, a triggered alarm must be manually cleared.
Default: Disabled