Fluke 8845A User Manual page 21

Autozero Off Operation ........................................... Following instrument warm-up at calibration temperature ±1 °C and
Analog Filter............................................................ When using the analog filter, specifications are relative to within one
DC Ratio ................................................................. Accuracy is +/- (Input accuracy + Reference accuracy), where Input
Settling Considerations ........................................... Measurement settling times are affected by source impedance, cable
less than 10 minutes, add error: 0.0002 % range additional error
+5 μV.
hour of using the ZERO function for that range and NPLC setting.
accuracy = DC Voltage accuracy for the HI to LO Input (in ppm of the
Input voltage), and Reference accuracy = DC Voltage accuracy for the
HI to LO (Sense) Reference (in ppm of the Reference voltage).
dielectric characteristics, and input signal changes.
Introduction and Specifications
Electrical Specifications
1
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