West Control Solutions D280-1 - Manual (Page 15)

3.3.6 Alarm handling
Max. three alarms can be configured and assigned to the individual outputs. Ge-
nerally, outputs
OuT.1... OuT.3 can be used each for alarm signalling. If more
than one signal is linked to one output the signals are OR linked. Each of the 3 li-
mit values
Lim.1 … Lim.3 has 2 trigger points H.x (Max) and L.x (Min), which
can be switched off individually (parameter = “ OFF”). Switching difference
HYS.x of each limit value is adjustable.
normally closed ( ConF / Out.x / O.Act = 0 )
normally open ( ConF / Out.x / O.Act = 1 )
Operation
Digital 280-1 Operating level 15
H.1
LED
HYS.1
InL.1 InH.1
Operaing principle absolut alarm
L.1 = OFF
LED
HYS.1
H.1
InL.1 InH.1
SP
Operating principle relative alarm
L.1 = OFFF
L.1
LED
HYS.1
InL.1 InH.1
H.1 = OFF
L.1
LED
HYS.1
InL.1 InH.1
SP
H.1 = OFF
L.1
LED LED
HYS.1 HYS.1
H.1
InL.1 InH.1
L.1
LED LED
HYS.1 HYS.1
H.1
InL.1 InH.1
SP