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2.8.3 Auto-tune
1. . x x
xxxx
xxxx
1. x x
COdE
1
1. x x
AtNE
OFF
xxxx
xxxx
x
1
PV
Type A –
Accessing the Auto-tune Facility
From any operating frame, press and hold the
'
' frame is displayed.
COdE
Set the correct auto-tune password.
Auto-tune Enable
Select the type of auto-tune required.
Single Loop Templates
–
OFF
–
A
–
b
Auto-tune is started automatically when the
Auto-tune can be stopped at any time by pressing the
Note. P + I control only – set the derivative term to 'OFF'
in the Tuning Level – see Section 3.2.
Return to the Operating Level.
x
2
Set Point
x
2
=
x
1
1 /
wave damping
4
Fig. 2.8 Autotune Types
2 OPERATOR LEVEL...
Off
Type A
Type B
PV
1
4
Type B – Minimum Overshoot
key until the
key is pressed.
key.
Set Point
23
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