Wachendorff ur3274, Руководство пользователя

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UR3274U - User manual
55
NB : a) The example refers to alarm 1; the function can also be
enabled for alarm 2 on model that include it.
b) With hysteresis less than “0” (
a.1.Hy.
< 0) the segmen-
ted line moves above the alarm setpoint.
Off Off
On On
Hysteresis
parameter

> 0
Pv
Alarm Spv
Command Spv
Time
Alarm output
Upper deviation alarm va-
lue of alarm setpoint less
than “0” and hysteresis va-
lue greater than “0” (Par.28
a .1.Hy .
> 0).
NB : a) The example refers to alarm 1; the function can also be
enabled for alarm 2 on model that include it.
b) With hysteresis less than “0” (
a .1.Hy .
< 0) the segmen-
ted line moves above the alarm setpoint.
Lower Deviation Alarm (
L.d.aL.
selection)
Off Off
On On
Hysteresis
parameter

> 0
Pv
Alarm Spv
Command Spv
Time
Alarm output
Lower deviation alarm value
of alarm setpoint greater
than “0” and hysteresis va-
lue greater than “0” (Par.28
a .1.Hy .
> 0).
NB : a) The example refers to alarm 1; the function can also be
enabled for alarm 2 on model that include it .
b) With hysteresis less than “0” (
a .1.Hy .
< 0) the segmen-
ted line moves under the alarm setpoint.