Technical data

Calibration Procedures 1
Using the Front Panel for Adjustments
U1270 Series Service Guide 47
Adjustment procedure
1 Turn the rotary switch to the respective test function
position as shown in the adjustment input values table
(Table 1- 3).
2 Unsecure the instrument to enter the adjustment mode.
(See “Unsecuring the Instrument for Calibration” on
page 38).
3 The reference value of the calibration item will be shown
on the display.
Figure 1-8 Reference value display
4 Configure each calibration item.
5 Use the arrow keys to select the calibration range.
6 Apply the input signal shown in the Reference value
column of Table 1- 3. The analog bar graph displays the
input reading. There is no bar graph display for
temperature adjustment.
NOTE
Review the “Test Considerations” and “Adjustment considerations” before
beginning the adjustment procedures.
NOTE
While in the adjustment mode, press and simultaneously to
exit the adjustment mode.
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