Why does the DR900 meter "beep" when attempting to enter in a 4th calibration point?

Document ID

Document ID TE632

Version

Version 3.0

Status

Status Published

Published Date

Published Date 09/28/2018
Question
Why does the DR900 meter "beep" when attempting to enter in a 4th calibration point?
Summary
DR900 meter "beeps" when entering a calibration point
Answer
This could mean that the absorbance is a duplicate of a previously entered standard or that it falls between two previous standards or that the concentration is outside the resolution selected.

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