Normal Checkweighing Operation; Negative Checkweighing Operation - OHAUS CKW-55 Instruction Manual

EN-20

Normal Checkweighing Operation

Normal checkweighing is used to determine when the weighed sample is within the target
range. In this example, Target range settings are Under 3 kg and Over 5.5 kg.
If a container is used, tare it first.
Place the item to be weighed on the scale platform. The illustration indicates a sample
weight of 4.25 kg. The bar graph display indicates weight is within the Accept range.

Negative Checkweighing Operation

Negative checkweighing is used to determine when the removed material is within the Target
range. Press the TARGET button and set the Under and Over values as a negative value.
This is done by entering the number first, then pressing the +/- button. In this example,
Target range settings are Under -3 kg and Over -4.5 kg.
Place the item to be weighed on the scale platform. The illustration indicates a sample of
5.25 kg, Gross weight.
Tare the weight of the item.
Remove a portion of the item. The illustration indicates the removal of a 3.5 kg portion. The
bar graph display indicates weight is within the Accept range.
CKW-55 CHECKWEIGHER
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