VAT 653 AQ Series, Installation, Operating, & Maintenance Instructions

Page: 78 / 110

INSTALLATION Series 65
78/110 Edition 2019-06-05 982156EB
5.2 Close valve
Local operation: CPA Remote operation:
Refer to chapter ‘Device Net interface’
Push button
Explicit:
•
Set EXECUTING in S-Device Supervisor
(if not already done)
•
Set CONTROL MODE of active S-Single Stage Controller to ‘Close’
•
See SETPOINT TYPE for active S-Single Stage Controller
Cyclic:
•
Set CONTROL MODE in output buffer to ‘Close’
5.3 Open valve
Local operation: CPA Remote operation:
Refer to chapter ‘Device Net interface’
Push button
Explicit:
•
Set EXECUTING in S-Device Supervisor
(if not already done)
•
Set CONTROL MODE of active S-Single Stage Controller to ‘Open’
•
See SETPOINT TYPE for active S-Single Stage Controller
Cyclic:
•
Set CONTROL MODE in output buffer to ‘Open’
5.4 Position control
The valve position is directly controlled according to the position setpoint.
Local operation: CPA Remote operation:
Refer to chapter ‘Device Net interface’
Use target position control
Explicit:
•
Set EXECUTING in S-Device Supervisor
(if not already done)
•
Set SETPOINT TYPE in S-Single Stage Controller to ‘Position Control’
•
Set CONTROL MODE to ‘Control
•
Set CONTROL SETPOINT
Cyclic:
•
Set CONTROL MODE to ‘Control’
•
Set CONTROL SETPOINT
5.5 Pressure control
To prepare valve for PRESSURE CONTROL perform complete «Setup procedure».
The valve has parameters that may be modified to tune pressure control
performance. Refer to «Tuning of control performance».
The included PID controller controls the chamber pressure according to the pressure setpoint by means
of the valve position.
Local operation: CPA Remote operation:
Refer to chapter ‘Device Net interface’
Use target pressure control
Explicit:
•
Set EXECUTING in S-Device Supervisor
(if not already done)
•
Set SETPOINT TYPE in S-Single Stage Controller to ‘Pressure Control’
•
Set CONTROL MODE to ‘Control
•
Set CONTROL SETPOINT
Cyclic:
•
Set CONTROL MODE to ‘Control’
•
Set CONTROL SETPOINT