Tektronix DMM4020, Техническое справочное руководство

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DMM4020
Technical Reference
Table 3-6. Direct Current Verification Steps
Nominal
Input
Range
90-Day Test Limit 1-Year Test Limit
High Low High Low
0
µ
A 200
µ
A 0.010
µ
A -0.010
µ
A 0.010
µ
A -0.010
µ
A
190
µ
A 200
µ
A 190.048
µ
A 189.952
µ
A 190.067
µ
A 189.933
µ
A
-190
µ
A 200
µ
A -189.952
µ
A -190.048
µ
A -189.933
µ
A -190.067
µ
A
0
µ
A 2000
µ
A 0.10
µ
A -0.10
µ
A 0.10
µ
A -0.10
µ
A
1900
µ
A 2000
µ
A 1900.39
µ
A 1899.62
µ
A 1900.48
µ
A 1899.52
µ
A
-1900
µ
A 2000
µ
A -1899.62
µ
A -1900.39
µ
A -1899.52
µ
A -1900.48
µ
A
0 mA 20 mA 0.0040 mA -0.0040 mA 0.0040 mA -0.0040 mA
19 mA 20 mA 19.0097 mA 18.9903 mA 19.0116 mA 18.9884 mA
-19 mA 20 mA -18.9903 mA -19.0097 mA -18.9884 mA -190.0116 mA
0 mA 200 mA 0.010 mA -0.010 mA 0.020 mA -0.020 mA
190 mA 200 mA 190.048 mA 189.952 mA 190.073 mA 189.927 mA
-190 mA 200 mA -189.952 mA 190.048 mA -189.927 mA -190.073 mA
Table 3-6. Direct Current Verification Steps (cont.)
Nominal
Input
Range
90-Day Test Limit 1-Year Test Limit
High Low High Low
0 A 2 A 0.00040 A -0.00040 A 0.00040 A -0.00040 A
1.9 A 2 A 1.90135 A 1.89865 A 1.90192 A 1.89808 A
-1.9 A 2 A -1.89865 A -1.90135 A -1.89808 A -1.90192 A
0 A 10 A 0.0010 A -0.0010 A 0.0010 A -0.0010 A
10 A 10 A 10.0190 A 9.9810 A 10.0210 A 9.9790 A
-10 A 10 A -9.9810 A -10.0190 A -9.9790 A -10.0210 A
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