Dakota Ultrasonics MINI--MAX - Manual (Page 141)

MINI-MAX Ultrasonic Bolt Tension Monitor
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later time to correct the peak jump, errors can be overlooked during the
measurement process. Therefore, it’s always best to make these adjustments
when initially measuring the reference lengths.
The procedures to adjust the Threshold are outlined below:
Adjusting the Threshold using the Hot Menus
1) Press the MEAS key once to activate measure menu items. Press the
MEAS key multiple times to move right and the ESC key multiple times
to move left, until the THR (threshold) cell is highlighted.
2) Press the UP, DOWN, LEFT, and RIGHT arrow keys to scroll the
highlighted value.
3) Alternatively, press the ENTER key to display the Digits Edit Box.
4) Press the UP and DOWN arrow keys to scroll the highlighted value.
5) Press the LEFT and RIGHT arrow keys to scroll the digit locations.
6) Repeat steps 4 & 5 until the THR value is correctly displayed.
7) Press the OK key to return to the measurement screen, or ESC to
cancel entering the THR.