2 span calibration – Holtgreven Ohaus Defender Series Bench Scales User Manual
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EN-16
5000 Series Indicators
3.3.1 Zero Calibration
Zero calibration uses one calibration point. The zero calibration point is established with no weight on the
scale. Use this calibration method to adjust for a different pre-load without affecting the span or linearity
calibration. When ZErO is displayed, press the Yes button to initiate Zero Calibration.
The display flashes 0 and the calibration unit. Press the Yes button to establish the zero point.
The display shows --C-- while the zero point is established.
When zero calibration is completed, the display shows dONE.
Then the scale exits to the active weighing mode and displays the actual weight value.
3.3.2 Span Calibration
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Span Calibration uses two points to adjust the scale. The span calibration point is established with a
calibration mass placed on the scale. The zero calibration point is established with no weight on the scale.
When SPAN is displayed, press the Yes button to initiate Span Calibration.
The display flashes the span calibration point. Place the specified weight on the scale and press the Yes
button.
To choose a different span point or calibration unit, edit the setting as explained in Section 3.2 Menu
Navigation. When the desired setting is displayed, place the specified weight on the scale and press the Yes
button.
The display shows --C-- while the span point is established.
The display flashes 0.
With no weight on the scale, press the Yes button to establish the zero point.
The display shows --C-- while the zero point is established.
When span calibration is completed, the display shows dONE.
Then the scale exits to the active weighing mode and displays the actual weight value.
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