OHAUS Explorer Balances, Руководство по обслуживанию

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CHAPTER 1 - GETTING STARTED
Explorer
®
Series Service Manual 11 Ohaus Corporation www.ohaus.com
AutoCal
¥
When AutoCal is ON, the balance performs a self-calibration following a temperature change of
1.5° C (for 4-place and 3-place models) and 6.5° C for (for 2-place balances), or every 11 hours.
Touch AutoCal to change the status. (Default status is ON.)
Note:
Not available in ExCal
Menu
Touch
Menu
to enter the balance’s menu list.
More…
Touch More to access Level Assist, Zero, Tare, Units, Pretare, Cal Test, Calculator, and
Stopwatch.
Zero Operation
Remove the load from the pan and touch
Zero
to set the display to zero. When weighing pan is
empty, the
>0<
indicator turns on when the measurement is ¼ division (d) of the zero
setting.
Note:
The balance also features Auto Zero Tracking (AZT) that automatically maintains a
Center of Zero within the tolerances set in the AZT menu (see Balance Settings).
Weighing Units
The balance can be configured to measure in a variety of weighing units, including three (3)
custom units. Touch
Units
to choose from the displayed list.
(Scroll down to see all options.)
Note:
The active weighing Unit can also be accessed by touching the unit area of the Main
Display line; If a unit is not displayed in the list, it must first be turned on via the User Menu.
or
Taring a Container
Taring sets the weight of a container as zero, so only the weight of objects held in the container
(net weight) is displayed.
Manual Tare
– Place the empty container on the pan and touch
Tare
when stable.
Add material to the container. The net weight of the material is displayed.
To clear the Tare value, remove the container from the pan and touch
Tare
.
Preset Tare
A preset tare may be entered using a computer connected to the COM port. To enter a Preset
Tare, send the xT command to the balance where x is the value in grams. Enter a value of 0 to
clear the Preset Tare. The display will show the PT symbol and the tare value as a negative
number.
Auto Tare
Automatically tares the first item placed on the pan.
To use Auto Tare set it to ON in the Balance Setup menu. The message line shows
Place
container
. When the container is placed on the pan, it is automatically tared and the Net weight
is displayed. The Tare value is automatically cleared when the container is removed from the
pan.
Calibration Test
Calibration Test is used to compare a known calibration weight against the last stored span
calibration data.
Internal Calibration
Touch
Internal Calibration
to initiate a calibration using the internal weight.
Stopwatch
To use the built-in stopwatch application, touch
Stopwatch
. A countdown timer with interval
(lap) timer is available.
Calculator
To use the built-in calculator application, touch
Calculator
. The calculator has four functions,
addition, subtraction, multiplication and division.