MTS Series 793 - Manual (Page 65)

How to Balance the Servovalve
MTS Series 793 Tuning and Calibration Tuning Procedures 65
4. Setup a meter to view displacement error.
Standalone FlexTest SE Controllers:
A. Select Meters.
B. Select an existing meter, such as Meter 1, or select <<Add Meters>>
to create a new meter, and select it.
C. For Meter Type, select Timed.
D. For Signal, select Ch Error.
Automated Controllers:
A. Select the meters icon on the Station Manager tool bar.
B. Select the Meter 1 - Setup button.
C. For Meter Type, select Timed.
D. In Signal Selection, select the channel whose valve balance needs
checking. For Signal, select Displacement Abs. Error.
5. Zero displacement error with the Valve Balance control.
Standalone FlexTest SE Controllers:
A. Select Setup > Output > Valve Balance
B. Enable the Dial.
C. While observing Ch Error on the Meters panel, adjust the Valve
Balance control by rotating the Dial until Ch Error is zero.
Automated Controllers:
A. In the Station Setup window, click .
B. While observing Displacement Abs. Error on the Meters panel, adjust
the valve balance control for the non-blocked servovalve (Valve
Balance 1 or Valve Balance 2) until Displacement Abs. Error is zero.