Pixsys ATR 902, Руководство пользователя

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User manual - ATR902 - 15
8.3 Simple controller function
2
When this function is active, the controller cannot manage a step cycle but it
regulates according to a single setpoint (programmed temperature) which is
selectable by the user.
Press
stop
and follow the points below:
Press Display Do
1
CYCLE
Red display visualizes the selected
cycle.
Increase until visualize
tHer
.
2
START
STOP
Red display visualizes
spu
while
green display shows the setpoint.
3
Increases or decreases the
setpoint value.
Enter the chosen setpoint.
4
START
STOP
The controller modulates the
command output to keep the
programmed temperature.
5
STEP
Visualizes ciclically the controller
values.
To modify the setpoint
spu
press
STEP
and the arrow keys.
To exit this function, press START
STOP
for 1”.
9 Programmer functions
9.1 Hold function
This function allows to interrupt a cycle: red display visualizes
hoLd
and cycle is
stopped. It is possible to modify setpoint pressing or .
To start this function proceed as follows:
• Enter configuration and select
en.
on parameter 17
HLd.f
.
• With cycle in progress press
CYCLE
for 1”: function will be started or stopped.
9.2 Automatic Tuning
This procedure allows the user to have a precise regulation also without knowledge
of PID regulation. Selecting
auto
on parameter 06
tune
, controller check process
oscillations and modifies PID parameters if the difference between process and
setpoint values is greater than value on parameter 53
m.G.tu.
Parameters 53
m.G.tu.
, 54
mn.p.b.
, 55
ma.p.b.
and 56
mn.i.t.
can be modified
entering the password
5678.
2 Access to this function may be enabled on parameter 16
sp.fu
.