Hitachi 902 - Cell Blank

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7.5.6 Cell Blank
Function : The cell blank value is measured for all cells (48 cells).
Required time: 10 min 24 sec (reset 20 sec + 12 sec/cycle × 52 cycles)
Processing
No.
Details of Processing Reference Document
1) Start from MAINTENANCE screen Screen specifications
2) Refer to the next page.
3) At cell blank measurement, operation is checked and
alarm is displayed if operation is abnormal.
Screen specifications
Alarm code specifications
4) The above alarm is stored in FD.
5) Raw abbsorbance values and difference data for all cells
(48 cells) are printed on the report and all raw absorbance
values are saved in FD.
Report specifications
FD specifications
Remarks
START
MAINTENANCE screen
Judgement
by operator
Cell blank
measurement
required?
Cell blank data
print
Cell blank measurement
Data output
Operation check
Storage of cell
blank data
FD
Alarm
indication
FD
(alarm logging)
END
Input of "End"
Input "Start"
No
Yes
Abnormal
1)
2)
3)
4)
5)