Keithley DMM6500 Manual page 97

DMM6500 6½-Digit Multimeter with Scanning Calibration and Adjustment Manual
Prepare your DMM6500 for a frequency adjustment
To prepare the DMM6500 for a frequency adjustment:
1. Connect the Keithley Instruments Model 3390 function generator to the DMM6500 INPUT HI and
LO terminals as shown in the following figure.
2. Use the BNC to banana adapter at the UUT connection.
3. Set the function generator output impedance to high, amplitude of 5 V
square wave.
4. Enable output.
DMM6500-905-01 Rev. E June 2021
Figure 30: Connection for a frequency adjustment
Section 3: Adjustment
, waveform to
RMS
3-33