Tektronix KEITHLEY DMM6500 Calibration Manual page 91

6 1/2-digit multimeter with scanning
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DMM6500 6½-Digit Multimeter with Scanning Calibration and Adjustment Manual
Prepare your DMM6500 for an ac voltage adjustment
To prepare to run ac adjustments:
1. Set the TERMINALS switch to FRONT.
2. Connect a cable between the calibrator and the DMM6500 as shown in the figure below.
3. Allow the instrument and cables to settle for 30 seconds.
4. On the calibrator, source 10 mV 1.0 kHz and allow the calibrator and DMM6500 to settle
properly.
5. Enable the OPR key.
6. Ensure that the OPERATE display is illuminated.
7. Allow the calibrator and cable to settle properly.
DMM6500-905-01 Rev. E June 2021
Figure 27: Connection for an ac voltage adjustment
Section 3: Adjustment
3-27

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