VAT 653 Series Installation, Operating, & Maintenance Instructions page 54
Pendulum control & isolation valve with devicenet® interface
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Adjustment procedure:
1. Use optimal gain factor, sensor delay time and setpoint ramp according to preceding tuning steps.
2. Open valve.
3. Control a typical pressure / flow situation.
4. Repeat from step 2 with slower valve speed until required response is achieved.
Required information for support:
•
Go to 'Tools / Create Diagnostic File' in 'Control Performance Analyzer' and save file
•
Pressure / flow / gas conditions to be controlled
•
Chamber volume
•
Pumping speed (l/s) and pump type (e.g. turbo pump)
•
System description
•
Problem description
Send diagnostic file with and all required information to tuning-support@vat.ch
54/110
INSTALLATION
Edition 2019-06-05
Series 65
982156EB
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