Omega CN1166 manual Parameter

Parameter	Identifier	Description
Output		Alarm 1 hardware output, direct-acting. Avail-
3		able only if relay/SSR drive/solid state output.
Usage		Alarm 1 hardware output, reverse-acting. Avail-
		able only if relay, SSR drive or solid state output.
		Direct-acting output for Logical OR of Alarm 1
		and Alarm 2. Available only if relay, SSR drive,
		or solid state output.
		Reverse-acting output for Logical OR of Alarm 1
		and Alarm 2. Available only if relay, SSR drive,
		or solid state output.
		Direct-acting output for Logical AND of Alarm 1
		and Alarm 2. Available only if relay, SSR drive,
		or solid state output.
		Reverse-acting output for Logical AND of Alarm
		1 and Alarm 2. Available only if relay, SSR drive,
		or solid state output.
		Recorder Output - Setpoint (DC output only)
		Recorder Output - Process Variable
		(DC Output only)
		Profile Active output, direct-acting. Available
		only if relay or SSR drive output.
		Profile Active output, reverse-acting. Available
		only if relay or SSR drive output.
		Event output, direct-acting. Available only if
		relay or SSR drive output.

Example of Logical Combination of Alarms - Logical AND of Alarm 1 & Alarm 2

Direct-acting		Reverse-acting
AL1 OFF, AL2 OFF:	Relay	AL1 OFF, AL2 OFF:	Relay
de-energised		energised
AL1 ON, AL2 OFF: Relay de-energised		AL1 ON, AL2 OFF: Relay energised
AL1 OFF, AL2 ON: Relay de-energised		AL1 OFF, AL2 ON: Relay energised
AL1 ON, AL2 ON: Relay energised		AL1 ON, AL2 ON: Relay de-energised

S077-3 Volume I 3-7