Agilent Technologies 34970A, Service Manual, Page: 85 / 273

Valid Gain Adjustment Input Values
Gain adjustment can be accomplished using the following input values.
Function Range
Valid Calibration Input
Values
DC VOLTS
OHMS, OHMS 4W
DC CURRENT
AC VOLTS [1]
AC CURRENT
Frequency
100 mV to 100 V
300 V
100
Ω
to 10 M
Ω
10 mA to 1 A
10 mV to 100 V
300 V
1 A
Any
0.9 to 1.1 x Full Scale
250 V to 303 V
0.9 to 1.1 x Full Scale
0.9 to 1.1 x Full Scale
0.9 to 1.1 x Full Scale
95 V to 303 V
9 mA to 11 mA
Any Input > 100 mV rms,
1 kHz
–
100 kHz
[1] Valid frequencies are as follows: 1 kHz
±
10% for the 1 kHz calibration,
45 kHz – 100 kHz for the 50 kHz calibration,
and 10 Hz
±
10% for the 10 Hz calibration.
4
Chapter 4 Calibration Procedures
Internal DMM Adjustments
83