OMNI 4000/7000 Operations and Maintenance Guide
– Rev F
6-28
Front Panel Operations
2.
Tune the primary variable loop first:
a. Use the arrow keys to scroll down and
highlight
Secondary Setpoint
.
b. Press
OK
.
c. Enter the new
Secondary
Setpoint
value.
d. Press
OK
again to save the entry.
3.
Press the
Return
button to go back to the
PID Control
screen.
4.
a. Use the arrow navigation keys to
scroll down and highlight
Primary Gain
.
b. Press
OK
.
c. Enter the new value.
d. Press
OK
again to save the entry.
5.
Press the
Override
function key again to
return to the
Manual Override
screen.
6.
a. Use the arrow navigation keys to
scroll down and highlight
Secondary Setpoint
.
b. Press
OK
.
c. Temporarily adjust the
Secondary
Setpoint
to allow control on the
secondary variable without
interference from the primary variable.
d. Press
OK
again to save the entry.
7.
Press the
Return
button to go back to the
PID Control
screen.
Set the
Secondary Setpoint
high
or low enough to stop the
secondary control loop from
taking control.
Adjust the primary gain and integral
repeats per minute for
stable control.
