Is there a way to recall a user entered calibration curve on a Hach spectrophotometer?

Document ID

Document ID TE1055

Published Date

Published Date 01/24/2019
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Question
Is there a way to recall a user entered calibration curve on a Hach spectrophotometer?
Summary
Recalling a calibration curve on a Hach spectrophotometer
Answer
If a Hach spectrophotometer was calibrated with a user entered program, the calibration curve can be recalled by performing the following steps:
  1. Select "User Programs"
  2. Highlight the User Program of interest.
  3. Select "Program Options"
  4. Select "Edit"
  5. Highlight the "Calibration" option
  6. Select "Edit"
  7. Select "Enter Values" or "Enter Formula" to view data that was previously entered.

To view the calibration curve for a user program on a DR 1900 Portable Spectrophotometer (Product # DR1900-01H), the procedure is different:
  1. From the main menu, press the folder key on the key pad.
  2. Select "Favorites/User Programs".
  3. Select "User Programs"
  4. Highlight the User Program of interested using the up and down arrow keys. Do not start the program.
  5. Press the "Options" key
  6. Select "Edit Program"
  7. Select "Calibration"
  8. Select "Edit"
  9. Select "Enter Values"
  10. Select "Options"
  11. Select "Curve Fit"
For information on how to create user programs on a Hach Spectrophotometers, consult the user manual for the appropriate spectrophotometer. A generic procedure is also given in the following article:

How is a calibration curve prepared in a colorimeter or spectrophotometer?

 

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