MTS Series 793 - Manual (Page 146)

MTS Series 793 Tuning and Calibration
Displacement Sensor Calibration
Calibration Procedures 146
Record data points The accuracy tolerance of your data depends on the manufacturer of your sensor.
Your sensor should include a calibration data sheet that shows the data point
tolerance. Sensors from MTS include a sensor calibration data sheet that shows
the data points as it was calibrated.
1. Record the data points for LVDT extension.
Standalone FlexTest SE Controllers:
A. Adjust the Setpoint to achieve zero command.
B. Adjust the dial indicator for a zero reference.
C. Adjust the Setpoint to 20% extension and record the dial indicator
reading. Repeat this step for 40%, 60%, 80%, and 100% actuator
extension.
Automated Controllers:
A. Adjust the Manual Cmd slider to achieve zero command.
B. Adjust the dial indicator for a zero reference.
C. Adjust the Manual Cmd slider to 20% extension and record the dial
indicator reading. Repeat this step for 40%, 60%, 80%, and 100%
actuator extension.
2. Record the data points for LVDT retraction.
Standalone FlexTest SE Controllers:
A. Adjust the Setpoint to achieve zero command.
B. Adjust the dial indicator for a zero reference.
C. Adjust the Setpoint to 20% retraction and record the dial indicator
reading. Repeat this step for 40%, 60%, 80%, and 100% actuator
retraction.
Automated Controllers:
A. Adjust the Manual Cmd slider to achieve zero command.
B. Adjust the dial indicator for a zero reference.
C. Adjust the Manual Cmd slider to 20% retraction and record the dial
indicator reading. Repeat this step for 40%, 60%, 80%, and 100%
actuator retraction.