phase II+ UTG-400, Manual, Page: 8 / 22

UNITS: Selectable: mm or inch.
UPDATE RATE: Update the rate of measurement result. Optional 4, 8 or 16Hz.
AUTO POWER DOWN: The device can be set to shut off after 5, 10, 20 minutes of inactivity. If set to OFF then the
Cal/ON button will power the unit on or off when pressed.
DELETE ALL FILES: Empty all memory of values and waveforms.
DEFAULT SETUP : Brings unit back to original factory settings
3.3 CALIBRATION
Before using the UTG‐4000, calibrating the gage as well as the probe is necessary. See the following
steps:
3.3 CALIBRATION STEP ILLUSTRATION
1 . Adjust the sound velocity to 0.233” or (5900 metric)according to the method in chapter 3.1.
2 . After turning on the gage, press to enter the calibration interface. The screen shows PUT
PROBE ON ZERO BLOCK USE COUPLANT .
3 . Spread the couplant according to the presentation, then put the probe on the zero block and make it
coupled completely until the screen shows ACQUIRING PLEASE STAY COUPLED.
4 . Hold a few seconds, and the screen will display PROBE ZERO COMPLETE REMOVE PROBE FROM ZERO
BLOCK. Remove the probe from the zero block and the display returns back to the measuring
interface automatically. The display should show 0.157” or 4mm. If any other values appear
then you must adjust the sound velocity accordingly.
5 . During the calibration process, press the “P2” button to ABORT at any time to stop the calibration
process and the unit will go back to the measuring interface.