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10. Calibration
Read Chapter 7 Before Use of
These Pages
10.3.4 PCAL: Calibration of the Built-in Weight (UW series only)
PCAL is used to calibrate the built-in weight to a standard calibration weight that is correctly adjusted,
traceable and/or certified. The PCAL procedure is password protected. The administrator should set
this password (refer to
1
Unload the sample from the pan and verify a
zero mass display.
2
Select the menu item
.
“PAS: 0000” is displayed.
3
Enter the PCAL password using the
[UNIT]
and
[PRINT]
keys, then press the
[O/T]
key.
The default password is 9999, set at shipment or
upon menu reset.
After “PCAL 3” is displayed, the value of the stan-
dard weight to be loaded blinks.
4
Load the standard weight displayed, and press
the
[O/T]
key.
Soon, zero is displayed and blinks.
5
Unload the weight and press the
[O/T]
key.
The display proceeds to “PCAL 0”. When the
mass display appears, calibration is complete.
Caution
Use a correctly controlled, precise calibration weight for this procedure. If it
is performed without a correct calibration weight, span calibration and cali-
bration checks using the built-in mass may not be correct in subsequent
operations.
(Example)
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