2 readout, Procedure, Stability – Ohaus NBF1A2 Navigator Balances User Manual

Page 29: Auto-zero, Filter, Lock

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29

4.2 Readout

The Readout menu is used to adapt the balance to environmental conditions. It contains four menus: Stable, Auto 0,
Filter
, Lock and Exit. Lock, when set ON, locks the Readout settings entered, providing the Lock switch underneath
the balance is also set ON.

Procedure

To select any of the items in the Readout menu, proceed
as follows:

Stability

The stability range can be set to a preset tolerance limit. When the balance reading is stable within preset limits, the
stability indicator remains ON. When a displayed weight changes beyond the allowable range, the stability indicator
turns OFF, indicating an unstable condition. Factory default setting is shown in bold type.

.5 d

Smallest range: stability indicator is ON only
when displayed weight is stable within .5 divisions.

1 d

Reduced range.

2 d

Normal range.

5 d

Largest range, stability indicator is ON when displayed weight
changes up to 5 divisions.

When the RS232 interface is configured to print stable data only, the stability range also governs data output. Dis-
played data will only be output if it is within the selected stability range.

Auto-Zero

Auto-Zero minimizes the effects of temperature changes and shift on the zero reading. The balance maintains the zero
display until the threshold is exceeded. Factory default setting is shown in bold type.

OFF

Turns Auto-Zero OFF.

.5 d

Sets threshold to .5 divisions.

1 d

Sets threshold to 1 division.

3 d

Sets threshold to 3 divisions.

Filter

Filter compensates for vibration or excessive air currents. Default settings are shown bold.

-0- minimum filtering, fastest stabilization time
-1- reduced filtering, fast stabilization time
-2- normal filtering, normal stabilization time.
-3- maximum filtering, slowest stabilization time.

• Press the Setup button, CAL is displayed.

• Press

button until READOT is displayed.

• Press Enter button to continue, STABLE is displayed.

• Press

or

button until either STABLE, AUTO

0, FILTER, LOCK or EXIT is displayed.

• Press Enter button to continue.

• Press

or

button and select the desired menu

setting. Review settings available below.

• Press Enter button, SAVED is displayed.

• Press

or

button to continue to LOCK and

EXIT.

• Press Enter button to continue.

Lock

Lock ON/OFF can only be changed when the hardware Lock Switch is set OFF/disabled. A menu is locked when the

menu lock is set ON and the Lock switch is ON. Lock, when selected and turned on, locks all of the entries made

under the Readout menu. In the locked condition, items may be looked at but not changed in the menu. When set

OFF, entries may be changed. OFF is the default setting. Refer to paragraph 4.12 for Menu Lock-Out Protection.

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