GX-A/GF-A Maintenance manual
Page 44
Step 7. Place the calibration mass specified in step 4 on the pan. Press the PRINT key.
＜
200
is displayed. (Example of the GX-203A)
Step 8. After
it stabilized
,
end
is displayed.
Step 9. Remove the mass.
(3) Fine adjustment of
internal
mass value
Step 1. In the data adjustment mode
d-d5p
, press the SAMPLE key five times.
Cal5et
is displayed.
Step 2. Press the PRINT key. The pump starts and adjusts the internal mass position
correctly
.
Step 3. The display changes in turn as follows:
Cal
＜
Cal...
＜
Cal ..
＜
Cal .
＜
Cal .
end
tH
Step 4. Proceed to the next step.
(4) Internal mass calibration (
Calin
)
Step 1. In the data adjustment mode
d-d5p
, press the SAMPLE key four times.
Cal in
is displayed.
Step 2. Press the PRINT key. The motor starts and adjusts the internal mass position
correctly.
Step 3. The display changes in turn as follows:
Cal
＜
Cal .
Cal .
＜
Cal .
end
Step 4. Proceed to the next step.
(5) In D2 data mode, verify the error of the fine adjustment
Step 1.
In the data adjustment mode
d-d5p
, press the PRINT key.
XXXX
is
displayed. (D0 data-weight A/D count)
Step 2. Press the SAMPLE key twice.
XXXXX.X
is displayed. (D2 data-gram weight
display )
Step 3. Place again
the calibration mass used in “(2) External mass calibration”. Verify that
the error (the difference between the displayed weight value and the mass value) is
within the specifications.
If not within the specifications, perform the fine adjustment again (operation of (2),
(3)), or perform the digital correction as explained later.
Summary of Contents for GF-A Series
Page 51: ......
