SS3L / SS3R Series
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41
11.5.6.
PID-Gain
PID
P-GN
I-GN
D-GN
11.5.6.A
P-Gain (Proportional Gain)
P-GN
Auto Set
The micro-processor calculates P-Gain value during auto-calibration process in consideration of
sizes of the valve and the actuator. If a hunting problem happens, decrease P-Gain value. If an
oscillation problem happens, increase P-Gain value. P-Gain values are different according to the
working conditions. In case of a small actuator, increase or decrease 5 to 10. In case of a big
actuator, increase or decrease by 20 to 30.
11.5.6.B
I-Gain (Integral Gain)
I-GN
Auto Set
As I-Gain is set automatically during auto-calibration process, it is not necessary to change
manually.
11.5.6.C
D-Gain (Differential Gain)
D-GN
Auto Set
As D-Gain is set automatically during auto-calibration process, it is not necessary to change
manually.