Sartorius Master Pro LA12000P, Service Manual

Page: 11 / 64

SARTORIUS Master pro
11
Activating the Service Mode
The LP balances are equipped with a service mode that enables expanded
calibration/adjustment functions. With these expanded functions, you do not
need to use the PSION Server or SARTOCAS Service Program for PCs to cali-
brate/adjust the balance.
The service mode only remains active until:
1. you press
M
to exit the menu, or
2.
c
is pressed when the “Service CAL Selection” menu is displayed (see
the overview on page 9).
The weighing mode is active (
0.00
g is displayed - depending on the balance
model)
– Enter the service password:
202122
.
– Press
M
.
– The SETUP menu is displayed and an “S” is shown in the lower left corner.
– The service mode is now active.
– Press
c
to exit the SETUP menu; press
q
to activate the calibration/
adjustment menu.
Calibration/Adjustment in the Service Mode
Adjustment options in the service mode:
1.
int. adjust
* – Span adjustment with internal weight
2.
def. ext.lin.
– External linearization with default weight
3.
ext. linear.
– External linearization (enter weight value in the IN-
PUT mode)
4.
reprotest
* – Reproducibility test of the internal adjustment
5.
det. int. wt.
– Overwrite the internal calibration weight
6.
det. ext. wt.
– Determine and store the external weight (user-defined
weight)
7.
disp. *10
– 10-fold increased display resolution; SuperRange
resolution
8.
def. ext.adj.
* – External span adjustment with default weight
9.
auto ext.adj.
* – External span adjustment with automatic recognition
of calibration weight
10.
ext.adj.
* – External span adjustment with stored (user-defined)
weight (entered in the INPUT mode)
Note: In most cases it is not necessary to use service software programs (PSION or
Sartocas) to adjust the LP balances, because all necessary adjustment func-
tions are accessible when the balance is in the service mode.
You only need to use the adjustment software if the current adjustment error is
greater than 2% or if multiple adjustment steps are necessary due to unfavor-
able ambient conditions.
0.00 g
Max
5200
g d=
0.01
g
202122
S-ID
Max
5200
g d=
0.01
g
202122
Sp. ID
S
INFO MENU INPUT
*
Can also be adjusted without activating the service mode