31
4 - Operations
Input filter
time constant
Time constant, in seconds, of the RC
input filter applied to the PV input.
When this parameter is set to Off
the filter is bypassed.
Input shift
This value is added to the measured
PV input value. Its effect is to shift the
whole PV scale of up to ± 60 digits.
Error
Dead Band
Inside this band for
(PV - SP), the control output does not
change to protect the actuator (out-
put Stand-by)
#d.err
#In.sh
#t.fil
ALARMS WITH LBA (LOOP BREAK ALARM)
AND SENSOR BREAK OPERATION
Select the code 1 on n or o configuration indexes (see pages 18 or
19). The following parameter is then available:
LBA delay
#T.LbA
Setting a value between 1 and
9999 sec the alarm works as
LBA+Sensor break with delay [1]
This condition is shown by means
a red led as well as the blinking PV
display.
Setting OFF the alarm works as
Sensor break with immediate
action.
This condition is shown by means
the red led of the selected alarm as
well as:
When the cause of the alarm disappears, the alarm status stops.
Note [1] In case of sensor break, con-
dition, the alarm action is immediate.
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