MTS Series 793 - Manual (Page 64)

MTS Series 793 Tuning and Calibration
How to Balance the Servovalve
Tuning Procedures 64
2. Position the actuator at midstroke.
Standalone FlexTest SE Controllers:
A. Enable the front panel Dial.
B. Press the Status button twice to display the Status menu, and select
Setpoint. While observing the actuator, use the Dial to position the
actuator at or near its midstroke position.
Automated Controllers:
A. In the Station Controls panel’s toolbar, click .
B. In the Manual Command window, select the Channel with the dual
valves that need balancing.
C. For the Control Mode, select a displacement control mode.
D. Select Enable Manual Command.
E. Use the Manual Cmd to position the actuator at or near its midstroke
position.
3. Record and zero displacement I Gain.
Standalone FlexTest SE Controllers:
A. Select Tuning > Manual > I Gain
B. Write down the current displacement I Gain.
C. Zero the I Gain.
Automated Controllers:
A. In the Station Manager window’s Display menu, select Station
Setup.
B. In the Station Setup window navigation pane’s Channels, select the
channel with the dual valves that need balancing.In the Station Setup
window, click .
C. In the Tuning panel, click the Adjustments tab. In this tab:
D. Write down the current I Gain.
E. Zero the I Gain.