Perle Systems STS, SCS manual Input Mode, Latch

Channels

Field Descriptions

Configure the following parameters:

Description	Provide a description of the channel, making it easier to identify.
	Data Options: Maximum 20 characters, including spaces
Input Mode	When selected, the channel will be reading the status of the line (input). The
	internal jumpers must match the software configuration; the internal jumpers
	are factory configured for Input Mode.
	Default: Input Mode
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

246 IOLAN SDS/SCS/STS User’s Guide, Version 3.6