Test weight mode, Dockage mode – Ohaus GT4100DG Electronic Balances User Manual

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Test Weight Mode

A quart measure is required for this procedure. Test Weight in lb/bu is calculated as

follows:

sample wt. (g) x 0.0705479 = test wt. (lb/bu)

2. Place an empty quart container on the platform,

to rezero the

balance.

3. Remove the container, fill it with sample material and place it on the platform.

Weight is displayed in lb/bu (Unit 1).

4. To return to standard weighing mode,

Dockage Mode

NOTE

NOTE: The minimum sample weight which can be used for dockage mode is 120
grams. A smaller sample size will display Err 7.1

1. With the balance in any weighing mode, place an empty container on the

platform,

to rezero the balance.

2. Fill the container with the sample material to the desired weight (100% value).

4. Remove the sample and process it to remove any dockage material.

NOTE

NOTE: While the sample is being processed, the balance may be used in other
weighing modes without disturbing the weight stored in memory. See Exiting and
Reentering Dockage Mode.

5. Fill the container with the material from which the dockage (foreign material) has

been removed and place on the platform. The balance will display the weight
of the dockage material as a

percentage of the original sample weigh

percentage of the original sample weight.

NOTE

NOTE: If the balance is rezeroed while using other weighing modes, the initial zero
reference (established in the dockage procedure) will be lost. When you reenter the
dockage mode, YOU MUST REZERO THE BALANCE

YOU MUST REZERO THE BALANCE

YOU MUST REZERO THE BALANCE again with the empty container

on the platform before weighing the dockage material.