Keithley DMM7510, Calibration Manual

Page: 21 / 142

Section 2: Performance verification Model DMM7510 7½ Digit Graphical Sampling Multimeter Calibration Manual
2-12 DMM7510-905-01 Rev. A / April 2015
Verify the DC voltage 100 mV range
Description Verification point Lower limit Upper limit
Perform rel offset 0.0 n/a n/a
Full scale (+) 1.0000000E-01 9.9997300E-02 1.0000270E-01
Half scale (+) 5.0000000E-02 4.9998200E-02 5.0001800E-02
Half scale (-) -5.0000000E-02 -5.0001800E-02 -4.9998200E-02
Full scale (-) -1.002 -1.0000270E-01 -9.9997300E-02
Verify the DC voltage 1 V range
Description Verification point Lower limit Upper limit
Full scale (+) 1.000 9.9998300E-01 1.000
Half scale (+) 5.0000000E-01 4.9999050E-01 5.00009500E-01
Half scale (-) -5.0000000E-01 -5.0000950E-01 -4.9999050E-01
Full scale (-) -1.000 -1.000 -9.9998300E-01
Verify the DC voltage 10 V range
Description Verification point Lower limit Upper limit
Full scale (+) 1.01 9.00 1.001
Half scale (+) 5.00 4.900 5.000
Half scale (-) -5.000 -5.000 -4.900
Full scale (-) 1.001 -1.001 -9.00
Verify the DC voltage 100 V range
The information in this section is intended for qualified service personnel only. Do not
attempt these procedures unless you are qualified to do so. Some of these procedures may
expose you to hazardous voltages, which could cause personal injury or death if contacted.
Use appropriate safety precautions when working with hazardous voltages.
Description Verification point Lower limit Upper limit
Full scale (+) 1.02 9.01 1.002
Half scale (+) 5.01 4.01 5.01
Half scale (-) -5.001 -5.001 -4.01
Full scale (-) 1.001 -1.002 -9.01
Verify the DC voltage 1000 V range
Description Verification point Lower limit Upper limit
Full scale (+) 1.003 9.902 1.003
Half scale (+) 5.02 4.902 5.002
Half scale (-) -5.02 -5.002 -4.902
Full scale (-) -1.003 -1.003 -9.902