80 - ATR144 -
User manual
13
Alarm Intervention Modes
13.a
Absolute or threshold alarm active over (par. 62
AL.1.F.
=
Ab.uP.A.
)
Time
Hysteresis parameter
> 0
Alarm output
OFF
OFF
ON
ON
Alarm Spv
Pv
Absolute alarm.
Hysteresis value greater
than “0” (Par. 64
a.1.HY
> 0).*
Time
Hysteresis parameter
< 0
Alarm output
OFF
OFF
ON
ON
Alarm Spv
Pv
Absolute alarm.
Hysteresis value less
than “0” (Par. 64
a.1.HY
< 0).*
13.b
Absolute or threshold alarm referred to command
setpoint active over (par. 62
AL.1.F.
=
Ab.c.u.A.
)
Time
Hysteresis parameter
> 0
Command Spv
Alarm output
OFF
OFF
ON
Alarm Spv
Absolute alarm referred
to command setpoint.
Hysteresis value greater
than “0” (Par. 64
a.1.HY
> 0).*