Gain Verification - Agilent Technologies 34405A User's And Service Manual

Gain Verification

This test checks the full- scale reading accuracy of the instrument.
Verification checks are performed only for those functions and ranges with
unique gain calibration constants.
DC Voltage Gain Verification Test
1 Connect the calibrator to the front panel HI and LO input terminals.
2 Select each function and range in the order shown below. Provide the
3 Make a measurement and observe the result. Compare measurement
Table 5 DC Voltage Gain Verification Test
Input Function
100mV DC Volts
-100mV
1V
-1V
10V
100V
1000V
Caution: Set the calibrator output to 0V before disconnecting it from the multimeter input terminals.
[1] Select 5½- digit measurement resolution
Q = Quick performance verification test points
34405A User's and Service Guide
input shown in the table below.
results to the appropriate test limits shown in the table. (Be certain to
allow for appropriate source settling when using the Fluke 5520A.)
[1]
Range
100mV
100mV
1 V
1 V
10 V
100 V
1000 V
Performance Tests and Calibration
Quick Check
Q
Q
Error from Nominal
1 year
±33 µV
±33 µV
±0.31 mV
±0.31 mV
±3.0 mV
±30 mV
±0.3 V
4
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