Band alarm (par. 123
12.e
Pv
Command Spv
ON
ON
ON
OFF
OFF
OFF
Pv
Command Spv
ON
ON
ON
OFF
OFF
OFF
Asymmetric band alarm (par. 123
12.f
Pv
Command Spv
ON
ON
ON
OFF
OFF
OFF
Pv
Command Spv
ON
ON
ON
OFF
OFF
OFF
Upper deviation alarm (par. 123
12.g
Pv
ON
ON
OFF
OFF
Pv
ON
ON
OFF
OFF
= band)
AL. 1 .F.
Alarm Spv
Hysteresis parameter
A.1.HY. > 0
Band alarm hysteresis value greater than "0" (Par. 128
Hysteresis parameter
A.1.HY. > 0
Alarm Spv
Time
Alarm output
Hysteresis parameter
A.1.HY. < 0
Alarm Spv
Band alarm hysteresis value lower than "0" (Par. 128
Alarm Spv
Hysteresis parameter
A.1.HY. < 0
Time
Alarm output
Alarm Spv H
Hysteresis parameter
A.1.HY. > 0
Asymmetric band alarm with hysteresis value greater than "0" (Par.
Hysteresis parameter
128
> 0).
A.1.HY. > 0
a. 1 .HY
Alarm Spv L
Time
Alarm output
Hysteresis parameter
A.1.HY. < 0
Alarm Spv H
Asymmetric band alarm with hysteresis value lower than "0" (Par. 128
< 0).
Alarm Spv L
a. 1 .HY
Hysteresis parameter
A.1.HY. < 0
Time
Alarm output
Alarm Spv
Upper deviation alarm value of alarm setpoint greater than "0" and
Hysteresis parameter
A.1.HY. > 0
hysteresis value greater than "0" (Par.128
Command Spv
NB: with hysteresis value less than "0" (
moves under the alarm setpoint.
Time
Alarm output
Upper deviation alarm value of alarm setpoint less than "0" and
Command Spv
Alarm Spv
hysteresis value greater than "0" (Par.128
Hysteresis parameter
A.1.HY. > 0
NB: with hysteresis value less than "0" (
moves under the alarm setpoint.
Time
Alarm output
= A.band)
AL. 1 .F.
=
)
AL. 1 .F.
up.dev.
a. 1 .HY
< 0).
a. 1 .HY
> 0).
A. 1 .HY.
< 0) the dotted line
A. 1 .HY.
> 0).
A. 1 .HY.
< 0) the dotted line
A. 1 .HY.
User manual - ATR224 - DRR224 - 31
> 0).