
SS2L / SS2R Series
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11.5.6 PID-Gain
PID
P-GN
I-GN
D-GN
GROP
⇕
LOW
HIGH
MIDD
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.