Specifications

3 Calibration
66 Series N6700 Service Guide
Auxiliary Voltage Measurement - Model N6781A
Step 1. Connect the auxiliary input terminals to the output terminals of
model N6781A. Also connect the voltage input of the Agilent 3458A
to the output terminals of model N6781A (see Cal Setup E).
Step 2. Select the auxiliary voltage measurement input.
Front Panel:
SCPI Command:
Select System\Admin\Cal\Volt\Vmeas
Then select the Aux voltage range.
CAL:VOLT:MEAS:AUX
(@1)
Step 3. Select the first voltage calibration point.
Front Panel: SCPI Command:
Select Next. The information field should
indicate: “Enter P1 measured data”
CAL:LEV P1
*OPC?
Step 4. Measure the output voltage with the DMM and enter the data. This
value may be positive or negative.
Front Panel: SCPI Command:
Select the Measured Data field. Enter the data
from the external DMM. Press Select when done.
CAL:DATA <data>
Step 5. Select the second voltage calibration point.
Front Panel:
SCPI Command:
Select Next. The information field should
indicate: “Enter P2 measured data”
CAL:LEV P2
*OPC?
Step 6. Measure the output voltage with the DMM and enter the data.
Front Panel: SCPI Command:
Select the Measured Data field. Enter the data
from the external DMM. Press Select when done.
CAL:DATA <data>
Step 7. Select the third voltage calibration point for the negative range.
Front Panel: SCPI Command:
Select Next. The information field should
indicate: “Enter P3 measured data”
CAL:LEV P3
*OPC?
Step 8. Measure the output voltage with the DMM and enter the data. The
value should be negative.
Front Panel: SCPI Command:
Select the Measured Data field. Enter the data
from the external DMM. Press Select when done.
Press Next to finish calibration
CAL:DATA <data>