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Sensor I® Expert User Manual
9. Apply torque to the wrench equal to approximately 25Nm and check that
the torque readings match within specified tolerance.
10. After checking the low end and high end torque, use the Parameter
Adjustment Knob to balance throughout the specified torque range (20
Nm-170 Nm).
11. Press the Display key to complete calibration in the CW direction. A
scale factor and offset will display for approximately 3 seconds.
12. Release the torque on the wrench. Set the Mode Select switch to the
Setup position.
13. Press the Reset button and adjust the Mode number below 20. This
saves the CW calibration value.
14. Be sure you are in Setup. With the Reset pressed, adjust the mode
number to #103 and turn the Mode Selector switch to Torque Control.
Select CCW ("-LEF") by pressing Reset and the Joint key simulta-
neously.
15. Set Mode Select switch to Setup, press the Reset button, and adjust
the mode number below 20. Release Reset.
16. Move the mode switch to Torque Control and wait for the wrench to
adjust the offset.
17. After the flashing OFFSET disappears (this may take several seconds),
press and release the Reset button.
18. Repeat steps 2 through 12 to calibrate the wrench in the CCW direction.
19. Press in the Reset button and adjust the Mode number below 20. This
will save the CCW calibration value.
20. At this point, it is recommended that the scale factor and offset are
checked and recorded with the calibration records. To check these, set