Technical data

96 34405A User’s and Service Guide
4 Performance Tests and Calibration
6 Enter the actual applied input (see “Entering Adjustment Values” on
page 86).
7 Press to start the adjustment. The CAL annunciator flashes to
indicate the calibration is in progress.
• Successful completion of each adjustment value is indicated by a
short beep and the primary display briefly showing PASS.
• An adjustment failure is indicated by a long beep, the primary
display showing FAiL and a calibration error number appearing in
the secondary display. Check the input value, range, function, and
entered adjustment value to correct the problem and repeat the
adjustment step.
8 Repeat steps 3 through 7 for each gain adjustment point shown in the
table.
9 Verify the AC Current Gain adjustments using the “AC Current
Verif ication Test” on page 78.
Table 18 AC Current Gain Adjustment
Input
Current Frequency Function
Frequency as 1kHz
Cal Item
1 mA 1kHz AC Current 1 mA
10 mA 1kHz 10 mA
100 mA 1kHZ 100 mA
1000 mA 1kHz 1000 mA
Caution: Connect calibrator to multimeter’s 12A and LO
terminals before applying the following 1A and 10A
1 A 1kHz 1 A
10 A 1kHz 10 A
Disp