Keithley DMM6500, Manual

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Section 2: Performance verification DMM6500 6½-Digit Multimeter with Scanning Calibration and Adjustment Manual
2-16 DMM6500-905-01 Rev. E June 2021
Verify the digitize voltage 100 mV range
Description Nominal value Lower limit Upper limit
Full scale (+) 100 99.94 100.06
Half scale (+) 50 49.95 50.05
Half scale (–) -50 -50.05 -49.95
Full scale (–) -100 -100.06 -99.94
Verify the digitize voltage 1 V range
Description Nominal value Lower limit Upper limit
Full scale (+) 1 0.9996 1.0004
Half scale (+) 0.5 0.49975 0.50025
Half scale (–) -0.5 -0.50025 -0.49975
Full scale (–) -1 -1.0004 -0.9996
Verify the digitize voltage 10 V range
Description Nominal value Lower limit Upper limit
Full scale (+) 10 9.996 10.004
Half scale (+) 5 4.9975 5.0025
Half scale (–) -5 -5.0025 -4.9975
Full scale (–) -10 -10.004 -9.996
Verify the digitize voltage 100 V range
Description Nominal value Lower limit Upper limit
Full scale (+) 100 99.96 100.04
Half scale (+) 50 49.975 50.025
Half scale (–) -50 -50.025 -49.975
Full scale (–) -100 -100.04 -99.96
Verify the digitize voltage 1000 V range
Description Nominal value Lower limit Upper limit
Full scale (+) 1000 999.6 1000.4
Half scale (+) 500 499.75 500.25
Half scale (–) –500 -500.25 -499.75
Full scale (–) –1000 -1000.4 -999.6