Weighing; Setting Or Changing An Application; Running Applications (Examples); Executing The "Toggle Between - Sartorius Entris BCE serie Betriebsanleitung

8.9

Weighing

Requirements
− The device has been leveled .
− The device is calibrated and adjusted .
NOTICE
Chemicals may damage the device or accessories!
Chemicals can attack the device or the connected accessories
internally and externally . This may damage the device and
accessories .
Use appropriate containers when weighing chemicals .
t
Procedure
Zero the device . In order to do so, press the [Zero] button .
t
If a container is being used for the sample:
t
Tare the device . In order to do so, press the [Tare]
t
button .
Place the sample in the container .
t
If no container is used for the sample: Place the sample on
t
the weighing pan .
The weight value is displayed depending on the selected
y
application program .

8.10 Setting or Changing an Application

Procedure
In the "APPLIC ." menu, select an application, e .g . "STATIST ."
t
Press the [Confirm] button .
t
Exit the menu .
t

8.11 Running Applications (Examples)

8.11.1 Executing the "Toggle Between Weight Units"
Function
The "Toggle between weight units" function enables a switch
between a maximum of four different units . The selected basic
unit is displayed every time the device is started (see "UNIT",
Chapter "7 .3 .1 "SETUP"/"BALANCE" Menu", page 18) . The
units can be set during the weighing process and the decimal
places can be adjusted .
Requirements
The "Toggle between weight units" function is activated (see
Chapter "7 .3 .9 "APPLIC ."/"WEIGH" Menu", page 23) .
The weight value must be valid .
Procedure
To switch the displayed weight unit during weighing or
t
before an application: Press the [Toggle between weight
units] button until the desired unit is displayed .
The current weight value is displayed in the selected unit .
y
8.11.2 Selecting Convertible Units and their Decimal
Places
Procedure
Press and hold down the [Toggle between weight units]
t
button .
Select one of the parameters "Unit 1" – "Unit 4" in the
t
submenu . To do so, press the [Confirm] button .
Select the desired unit . To do so, press the [Confirm] button .
t
Specify the decimal places for the selected unit . To do so,
t
press the [Confirm] button once again .
Select the desired number of display digits . To do so, press
t
the [Confirm] button .

8.11.3 Running the "Statistics" Application

The "Statistics" application saves up to 99 weight values and
evaluates these statistically .
The following values are saved and exported:
− Number of components
− Mean value
− Standard deviation
− Variation coefficient
Sum of all values
− Lowest value (minimum)
− Highest value (maximum)
− Spread: Difference between maximum and minimum
Requirements
− A printer or a PC is connected and configured .
− The "STATIST ." application is selected .
Procedure
Place a sample on the weighing pan .
t
To save the weight value: Press the [Confirm] button .
t
The position of the saved value is displayed, e .g . "NO 1" .
y
The recording of the statistics starts .
y
Remove the sample on the weighing pan .
t
To save the next value:
t
Place a new sample on the weighing pan and press the
t
[Confirm] button .
To switch between the display of the current weight value,
t
the number of saved components, and the calculated mean
in the results display: Press the [Up] or [Down] button .
To delete all saved values: Press the [Back] button .
t
The evaluation is printed and the active GLP print is ended .
y
To print and exit the current statistics, and to delete the
t
saved values: Press the [GLP] button .
Entris ®
Operation
BCE Operating Instructions 29