Hitachi F7000 Instruction Manual
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4.2.2 4 - 15 5 Manual calibration Put a check mark in this box for creating a calibration curve using factors. Enter factors in response to the selected calibration type. 6 Force curve through zero By putting a check mark in this box, a calibration curve is created so that its factor A 0 takes 0 automatically. 7 Digit after decimal point Set the number of digits below decimal point for indicating the calculated concentration of the measured sample. The concentration value is rounded off to the set number of digits. 8 Lower concentration limit/Upper concentration limit This is used to set a normal value range for the concentration of the measured sample. If the concentration is higher than the upper limit set here, “HIGH” will appear in the Conc column, and if lower than the lower limit set here, “LOW” will appear in the Conc column. Fig. 4-14 (measurement example with upper limit set at 5)
4.2 Creating an Analysis Method 4 - 16 When you click the Instrument tab, the window in Fig. 4-15 appears. For the settable range of each parameter, refer to Appendix G. Fig. 4-15 Instrument Tab 1 Data mode Select one of the three data modes. The Luminescence mode is for measuring luminescence in the biological/chemical field. In this mode, only the sample side signal is acquired without performing ratio photometry. 2 Chopping speed Select a chopping speed. Setting is allowed when Phosphorescence is selected for Data mode. The Phosphorescence mode is for acquiring only phosphorescence after extinction of excitation beam while turning a chopper on the excitation side. An increase in chopping speed makes the chopper turns faster. 3 Wavelength mode Selects a wavelength setting for creation of a calibration curve. 4.2.3 Instrument Tab 1 2 3 10 11 12 8 7 6 13 4 9 5
4.2.3 4 - 17 4 Fixed WL When ‘EX WL Fixed’ is selected in Wavelength mode, set the fixed wavelength on the excitation side. When ‘EM WL Fixed’ is selected in Wavelength mode, set the fixed wavelength on the emission side. 5 WL (1 to 6) Make your entry for the number of wavelengths specified at the Quantitation tab. 6 EX Slit Select a slit width on the excitation side. 7 EM Slit Select a slit width on the emission side. 8 PMT Voltage A function for controlling the voltage of the photomultiplier detector (photomultiplier tube). As a reference, changing from 400 V to 700 V increases the data value about two digits and changing from 700 V to 950 V increases it about 1 digit. When a check mark is put for PMT Voltage 0-1000V, setting is allowed within a range from 0 to 1,000 V. 9 PMT Voltage 0-1000V When a check mark is put in this box, the photomultiplier voltage is settable within a range from 0 to 1000 V. 10 Auto statistic cal. number Calculation is made for mean value, SD (standard deviation) and CV (coefficient of variation). Set the number of samples for this purpose. 11 Replicates Set the number of measurements to be repeated. 12 Integration time A function for obtaining data averaged over the specified time for acquisition of stabilized data. 13 Delay After pressing the Measure button, measurement is started following the delay time set here. It is used for stabilization after setting an unknown sample, etc. In repeat measurement, it is the time until the start of the first measurement. The delay time is invalid for the second and subsequent measurements.
4.2 Creating an Analysis Method 4 - 18 Clicking the Standards tab opens the window shown in Fig. 4-16. For the settable range of each parameter, refer to Appendix G. Fig. 4-16 Standards Tab 1 Number of Samples For generating a sample table newly, enter the number of samples here, and then click the Update button. 2 Standard Table This table gives a list of standards for sample measurement or calibration curve preparation. The table contains the items listed below. NOTE: The size of the standard table columns (cells) is changeable. Bring the cursor to a boundary line between the left and right table headers, and it changes into one shown below. Now click the mouse button on the line and drag it to the left or right to obtain a suitable column size. 4.2.4 Standards Tab 1 2 4 3 5
4.2.4 4 - 19 ⎯ No. This is the number given to each sample. ⎯ Sample Enter the name of each sample. ⎯ Comment Enter comments on each sample. ⎯ Concentration Enter the concentration of each sample. 3 Update When clicking this button, a confirmation message appears. Clicking Yes will clear the presently entered sample names and comments, and table rows are formed by the entered number of samples. For adding a row below the final one in the sample list, click the Insert button. 4 Insert When you click the Insert button, data will be added below the final row in the standard list. 5 Delete Click the column of the sample No. to be deleted, and it becomes active. Then, click the Delete button, and the relevant sample data will be deleted.
4.2 Creating an Analysis Method 4 - 20 When selecting the Monitor tab, the window in Fig. 4-17 appears. For the settable range of each parameter, refer to Appendix G. Fig. 4-17 Monitor Tab Assign the following parameters. 1 Y-Axis Max (maximum) Enter a maximum value for Y-axis on the monitor window. 2 Y-Axis Min (minimum) Enter a minimum value for Y-axis on the monitor window. 3 Open data processing window after data acquisition Select whether or not to conduct data processing after sample measurement. When selected (check mark is applied), an icon for this function (as shown in ) is displayed. Opening the saved file allows data processing such as peak detection. When this function is not selected, data processing can be achieved by reading out the file via [File]-[Open]. 4 Print report after data acquisition Select whether or not to print a report after sample measurement. When selected (check mark is applied), printing will be made automatically after measurement. The items set at the Report tab will be printed. 4.2.5 Monitor Tab
4.2.6 4 - 21 Select the Report tab, and the window in Fig. 4-18 will appear. Fig. 4-18 Report Tab On this window, select the items to be contained in an analysis report. 1 Output • Print Report A report will be printed. For printing method, refer to 4.5. • Use Microsoft(R) Excel Data will be transferred to Microsoft(R) Excel. For transferring method, refer to 7.13. • Use print generator sheet Select this method for using the report generator (option). For usage, refer to the instruction manual of the report generator. 4.2.6 Report Tab 3 2 1
4.2 Creating an Analysis Method 4 - 22 2 Print items (printable/transferable items) • Include date • Include method • Include calibration curve • Include standards data • Include calibration data • Include sample data 3 Printer Font Click the Select button for changing the front to be used in the report.
4.3.1 4 - 23 4.3 Defining Your Samples When “Use sample table” is not selected in Analysis Method, a sample must be defined in the following procedure before measurement. (1) Click the button. The window in Fig. 4-19 will appear. Fig. 4-19 (2) Make entries for Sample name and Comment. Maximum number of enterable characters (half-size) Sample name : 40 characters Comment : 255 characters For automatic saving, put a check mark in the “Auto File” box to specify a file name. First click the Select button, and then specify a saving location and enter a file name. When you put a check mark at the head of “Auto Text file” and “Auto Meta file” after turning on “Auto File,” photometry data can be saved automatically in the following file formats as soon as this data is automatically saved. • ASCII text file (*.txt) • Graph meta file (*.wmf) The data will be saved in the file name entered for “File name.” (3) After completion of setting, click OK. 4.3.1 Without Using Sample Table
4.3 Defining Your Samples 4 - 24 When “Use sample table” is selected in Analysis Method, samples must be defined in the following procedure before measurement. Open the monitor window and click the button. When the Sample Table window in Fig. 4-20 appears, enter the sample name and comment for each sample. 1 For creating a sample table newly, make entry for Number of Samples and click the Update button. For instance, if there are five samples, enter “5” for Number of Samples and click the Update button. Fig. 4-20 Sample Table 2 For adding a row at the end of sample table, click the Insert button. 3 To delete an unnecessary row, click its row No. to make it active as shown in Fig. 4-21. Then, click the Delete button. 4.3.2 With Sample Table 2 1