Ohaus NBF1A2 Navigator Balances - Manual (Page 19)

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Procedure
• Clear the pan.
• Press the Setup button, CAL is displayed.
• Press Enter button, CAL TYP is displayed.
• Press Enter button.
• Press button and scroll to select Linearity
calibration, CAL TYP Lin is displayed.
• Press Enter button, BUSY is displayed.
NOTE: If a weight is left on the pan, the balance will
display CLR PAN (remove the weight from the pan).
The balance automatically resumes calibration.
• Display changes to PUT WT 100 g. The displayed
weight is half the capacity of the balance.
• Place specified calibration mass on pan.
• Press Enter button, BUSY is displayed. After a
few seconds display changes to PUT WT 200 g.
The displayed weight is the full capacity of the
balance.
• Place specified calibration mass on pan.
• Press Enter button, BUSY is displayed. After a
few seconds CAL SET is displayed, the display then
returns to WEIGH mode.
• Linearity calibration is completed.
• Remove calibration mass from the pan.
3.3.6 Linearity Calibration
Linearity calibration utilizes three calibration points, one at zero, center span and full span. This method minimizes
deviation between actual and displayed weights within the balance's weighing range. Sample display illustrates a 210g
balance.