Fluke 5820A, Руководство оператора

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5820A
Operators Manual
7-6
7-4. General Cleaning
For general cleaning, wipe the case, front panel keys, and lens using a soft cloth slightly
dampened with water or a non-abrasive mild cleaning solution that does not harm
plastics.
W
Caution
To prevent damage, do not use aromatic hydrocarbons or
chlorinated solvents for cleaning. They can damage the plastic
materials used in the calibrator.
7-5. Verification Tables
The verification test points are provided here as a guide when verification to one-year
specifications is desired. Verification procedures are located in the 5820A Service
Manual.
7-6. DC Voltage Output Verification
Table 7-2. DC Voltage Output Verification
(into 1 M Ω impedance unless noted)
Nominal Value
(V dc)
Measured Value
(V dc)
Deviation
(V dc)
1-Year
Spec.
0 25
µ
V
0.00125 25.3 µ V
-0.00125 25.3 µ V
0.00249 25.6 µ V
-0.00249 25.6 µ V
0.0025 25.6 µ V
-0.0025 25.6 µ V
0.00625 26.5 µ V
-0.00625 26.5 µ V
0.0099 27.5 µ V
-0.0099 27.5 µ V
0.01 27.5 µ V
-0.01 27.5 µ V
0.0175 29.4 µ V
-0.0175 29.4 µ V
0.0249 31.2 µ V
-0.0249 31.2 µ V
0.025 31.2 µ V
-0.025 31.2 µ V
0.0675 41.8 µ V
-0.0675 41.8 µ V
0.1099 52.5 µ V
-0.1099 52.5 µ V
0.11 52.5 µ V
-0.11 52.5 µ V
0.305 101.50 µ V
-0.305 101.50 µ V
0.499 150 µ V
-0.499 150 µ V