MTS Series 793 - Manual (Page 153)

Displacement Sensor Calibration
MTS Series 793 Tuning and Calibration Calibration Procedures 153
F. Repeat steps D and E for other retraction commands (typically at -4, -6,
-8, -10, -20, -40, -70, and -100 percent of full scale).
Automated Controllers:
A. Adjust the Manual Cmd slider for a 0% command.
B. Record the dial indicator value at 0% command.
C. Record the corresponding conditioner feedback reading at the 0% row
of your record sheet.
D. Adjust the Manual Cmd slider for a -2% retraction command.
E. Record the dial indicator and conditioner feedback values at the -2%
row of your record sheet.
F. Repeat steps D and E for other retraction commands (typically at -4, -6,
-8, -10, -20, -40, -70, and -100 percent of full scale).
11. Record dial indicator and conditioner feedback readings at predetermined
extension command points.
Standalone FlexTest SE Controllers:
A. Use the front panel Dial to adjust the Setpoint for a +2% extension
command.
B. Record the dial indicator value and conditioner feedback at the +2%
row of your record sheet.
C. Repeat steps A and B for other extension commands (typically at +4,
+6, +8, +10, +20, +40, +70, and +100 percent of full scale).
Automated Controllers:
A. Adjust the Manual Cmd slider for a +2% extension command.
B. Record the dial indicator value and conditioner feedback at the -2%
row of your record sheet.
C. Repeat steps A and B for other extension commands (typically at +4,
+6, +8, +10, +20, +40, +70, and +100 percent of full scale).
12. Turn off system hydraulics.
13. On the Linearization Data window, enter the dial indicator and conditioner
feedback readings for all command points previously recorded on a separate
sheet.
14. Turn on system hydraulics.