IM-P323-25 CH Issue 3
42
Second group parameters
The display will show
This is used to start the automatic
tuning. Using this table enter the
following values into these
parameters.
Press the enter key
to save
the value entered and to move to
the next parameter.
When the last parameter has been
entered, press the enter key
to save this value.
To exit press the scroll key
.
The display will show:
PASS
Press the scroll key
again
and the display will return to the
normal operating mode.
The controller is ready to operate.
Now enter the required set point of
20.0 bar by using the
and
keys.
To improve control of the application,
adjust the proportional band and
integral time accordingly.
Parameter
Description
Default
Customer
Value
set Values
tune
Tuning PID
Stop
Stop
AdPt
Adaptive tuning PID
Stop
Stop
SL. u
Set point ramp up
Off
Off
SL. d
Set point ramp down
Off
Off
S.P. L
Set point low limit
0.0
0.0
S.P. H
Set point high limit
50.0
25.0
A2hy
Alarm 2 hysteresis
0.5
0.5
A2L.b
Alarm 2 latching and blocking
none
Ltch
A3hy
Alarm 3 hysteresis
0.5
0.5
A3L.b
Alarm 3 latching and blocking
none
none
t.F iL
Time constant input filter
Off
Off
In.Sh
Input shift
Off
Off
d.Err
Error dead band
Off
Off
St.OP
Soft start output value
Off
Off
Sa.OP
Control output high limit
0.0
0.0
Stop
tvn
£
pass