User manual

54 UR3274U - User manual
NB: The example refers to alarm 1; the function can also be
enabled for alarm 2 on model that include it.
Band Alarm (
b . aL. selection)
Pv
O O
Hysteresis
parameter
 > 0
Alarm Spv
Alarm Spv
Command Spv
Time
Alarm output
Band alarm hysteresis value
greater than “0” (Par.28
a .1 . H y . > 0).
NB: The example refers to
alarm 1; the function can
also be enabled for alarm 2
on model that include it.
O O O
Hysteresis
parameter
 < 0
Hysteresis
parameter
 < 0
Pv
Alarm Spv
Command Spv
Time
Alarm output
Band alarm hysteresis value
less than “0” (Par.28
a .1 . H y .
< 0).
NB: The example refers to
alarm 1; the function can
also be enabled for alarm 2
on model that include it.
Upper Deviation Alarm (
H.d.aL. selection)
O O
On On
Hysteresis
parameter
 > 0
Pv
Alarm Spv
Command Spv
Time
Alarm output
Upper deviation alarm value
of alarm setpoint greater
than “0” and hysteresis va-
lue greater than “0” (Par.28
a .1 . H y . > 0).