10.2.3. Selecting Unit-of-Measure
After entering the SETUP/CAL mode and after selecting a channel number, the SETUP/CAL menu is displayed. Choose DISPLAY (1) + ENTER and then select UNITS by pressing the number “2” key + ENTER. The UNITS menu will be displayed allowing the selection of over 50 different units of measure (UOM) simply by pressing the number key corresponding to the desired UOM. The number can be found by scrolling up or down until the desired UOM is displayed or by consulting Appendix B, at the end of this manual. Once selected, the UOM will be displayed in character spaces 10 to 14 on the appropriate line. Selecting UOM = “0” results in the UOM characters being blanked.
10.2.4. Selecting Gas ID
While the SETUP/CAL menu is displayed, Select the DISPLAY menu by pressing 1 + ENTER. Then choose GASID by pressing 3 + ENTER. The GASID menu will be displayed allowing the selection of nearly one hundred different chemical symbols simply by pressing the number key corresponding to the desired gas. The number can be found by scrolling up or down until the desired gas is displayed or by consulting Appendix C at the end of this manual. Once selected, the formula will be displayed in character spaces 16 through 20 on the appropriate line.
Note: Formulae too long to be completely displayed will display the Hastings Instruments Gas ID number. Choosing “0” will blank the GASID elements on the display.
10.2.5. Setting A/D Conversion Rate (Filter)
Press the MODE button. The MODE menu is displayed. Press the number “3” key followed by ENTER. The CHANNEL SELECT menu is displayed. Choose the channel whose signal is to be filtered using the number keys. For example, “1” + ENTER. The SETUP/CAL menu is displayed.
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