Keithley DMM6500

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