Yokogawa YVP20S User Manual

Page 109

Advertising
background image

10-11

IM 21B04C50-01E

<Toc> <Ind>

<10. CALIBRATION SERVICES>

10.4 Calibration - Advanced Position Servo Tuning

Parameters

Normally dynamic position control parameters are established by the Auto Tune procedure.
This is the page for manually configuring dynamic position control parameters that are
contained in Transducer(TB) block. It is intended for technician use only. The advanced
Servo Tuning Parameters display provides two views for comparison, the left half is the
original one before changing the configuration, the right half will be downloaded to the
positioner and implemented after clicking OK.

Figure 10.11 Advanced Servo Tuning Parameter

Boost On Threshold 1, 2

This position control parameter reduces the effect of deadband in control relay.

Boost Off Threshold 1, 2

This position control parameter reduces the effect of deadband in control relay.

Boost Value 1, 2

This position control parameter reduces the effect of deadband in control relay.

Servo I Sleep Limit

This position control parameter prevents unnecessary overshoot for large step inputs.

Servo P Alpha

This position control parameter adjusts the gain under very large hysteresis conditions.

Advertising