Safety Precautions; Operating Design - Sartorius LA Reference Series Operating Instructions Manual

Safety Precautions

This balance has been constructed in
accordance with the European Directives
as well as international regulations and
standards for operation of electrical
equipment, electromagnetic compatibili-
ty, and stipulated safety requirements.
Improper use or handling, however, can
result in damage and/or injury.
Read these operating instructions thor-
oughly before using your balance to pre-
vent damage to the equipment. Keep
these instructions in a safe place.
Follow the instructions below to ensure
safe and trouble-free operation of your
balance:
!
Do not use this balance in a hazardous
area/location
!
Make sure that the voltage rating printed
on the AC adapter is identical to your
local line voltage
– The only way to switch the power off
completely is to disconnect the AC adapter
– Type of protection for the housing:
– Balances with a readability < 0.1 mg
comply with IP42
– LA64001S, LA34001S, LA16001S,
LA34001P and LA34000 meet IP44
requirements
– Additional balances with a readability
< 1 mg comply with IP54
– AC adapters meet IP20 requirements
– Protect the AC adapter from contact
with liquid.
– Connect only Sartorius accessories
and options, as these are optimally
designed for use with your
LA Reference balance.
Meaning
a Alphabetic keys
Please see section on "Text Input"
e On | off key
Turns the balance on and off
or switches it to the standby mode
o Menu settings
Accesses and exits the Setup menu
d Toggles to the next
application program
c Clear function
Deletes keypad input
Interrupts a calibration and
adjustment routine in progress
Quits application programs
r Print key
Outputs displayed values or data logs
to the serial communications and |
or printer port

Operating Design

When cleaning your balance, make sure
that no liquid enters the balance hous-
ing; use only a slightly moistened cloth
to clean the balance.
Do not open the balance housing.
If the seal is broken, this will result in
forfeiture of all claims under the manu-
facturer's warranty.
In case you have any problems with your
balance:
$ contact your local Sartorius office, dealer
or service center
Operating Design
The balances in the LA Reference Series
consist of a weighing cell and a display
and control unit. In addition to the
choice of power supply (via AC adapter
or external rechargeable battery pack),
your balance also has an interface port
for connecting a printer, computer or
universal remote control switch.
. Enters a decimal point
1 ... 9 0 keys
See the section on "Numeric Input"
w Tares the balance
Numeric Input
To enter numbers:
press 1 ... 9 0 .
To store numbers entered: press the
corresponding function key directly
below the soft key label
To delete an entire numeric input digit
by digit: press the c key
Text Input
To enter numbers:
see the section on "Numeric Input"
The display and control unit and the
weighing cell can be set up separately.
Operation of LA Reference balances
follows a uniform "philosophy" which is
described in this manual.
Where not expressly indicated other-
wise, the uses described in this manual
apply to verified and verifiable balance
versions (indicated by the suffix "-0CE"
in the model number), as well as the
standard version.
Combination of Several Applications
You can combine the use of various
application programs to meet your more
complicated requirements.
To select application programs one after
the other, press d (toggle function).
Keys
Your LA Reference balance is operated
either by using the keys on the display
and control unit or via a connected PC.
Operation by means of the balance keys
is described in the following.
To enter letters or characters:
press the a key
> Letters are displayed in the bottom line
for selection
To select a different letter: press the
corresponding soft key to change the
letter shown
To select the letter | character shown:
press the corresponding function key
below the soft key label
> The selected letter is shown on the
display
$ Enter the next letter | character, if
desired, as described above
$ To exit the letter input mode (e.g., if the
last character entered is a letter):
press the a key
To store a word: press the corresponding
function key (soft key), such as
To delete an input character by charac-
ter: press the c key
To delete user data: enter . or a
space and save
ID
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