205
Serial Port Profiles
Input Signal Field Descriptions
See
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:
z
Disabled
—No alarm settings. This is the default.
z
Inactive
—When the expected Digital input is active, going inactive will
trigger an alarm.
z
Active
—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
