VAT 615 Series

Installation, Operating & Maintenance Instructions
Series 615 DN 40 (I.D. 1½”), DeviceNet
VAT Vakuumventile AG, CH-9469 Haag, Switzerland
Tel +41 81 771 61 61 Fax +41 81 771 48 30 CH@vatvalve.com www.vatvalve.com
603476EA
2013-07-25
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3.11.1 Tuning of pressure control with adaptive algorithm
Normally the default settings will result in good pressure control performance. For some applications tuning may be
required to improve performance.
The tuning procedures for each parameter (grey boxes) and its default values are described separately below. Strictly keep
the order of the procedure.
No
No
No
No
No
Gain factor
adjustment
Pressure
control
ok ?
Sensor delay
adjustment
Gain factor
adjustment
Setpoint ramp
adjustment
Valve speed
adjustment
Start
End
Pressure
control
ok ?
Pressure
control
ok ?
Pressure
control
ok ?
Contact
VAT
Pressure
control
ok ?
Reset gain
factor to 1.0
Set all
paramters to
default
Yes
Yes Yes Yes Yes