7 output data, 8 display gross or net weight, 9 change weight unit – Salter Brecknell WB-521 Series User Manual
Page 26: Table 3.4, Refer to

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SBI521 Service Manual
Table 3.4 Zero and Tare Limitations
3.4.7 Output Data
When scale is stable press the [PRINT] key.
3.4.8 Display Gross or Net Weight
If the tare weight is not zero, press the [N/G] key to display NET weight or GROSS
weight.
If the tare weight is zero, GROSS weight will be displayed.
3.4.9 Change Weight Unit
Press the [UNIT] key to select kg, lb or lb:oz. Note: under some conditions lb:oz is not
available. Please refer the following tables.
Standard
Weight on
platform
Data in TARE
memory unit
key function
Tare key
Zero key
USA
≤0
no
No action
Zero
yes
Clear the tared weight
>0
no
Tare
yes
Canada
≤0
no
No action
Zero
yes
Clear the tared weight
>0
no
Tare
yes
No action
Europe
≤0
no
No action
Zero
yes
Clear the tared weight Zero and clear the
tared weight
>0
no
Tare
Zero
yes
Zero and clear the
tared weight
None
(same with Europe)
≤0
no
No action
Zero
yes
Clear the tared weight Zero and clear the
tared weight
>0
no
Tare
Zero
yes
Zero and clear the
tared weight