Delta NANOTRACE DF-745 Instruction Manual download pdf (Page 41)

User Interface DF-745 37

The Main Menu is accessed by pressing the Menu key on the front panel. Use the arrow

keys ( and ) to navigate up and down through the list. Select the highlighted item with

the Enter key on the front panel.

If a menu item is grayed out as shown in Figure 21, then the option is not installed, and as a

result the item is not available.

Figure 21: Main Menu (without valve option)

7.4.1 Isolate Analyzer – Optional

Figure 22: Isolate Analyzer

Isolate Analyzer allows the internal gas lines and the moisture sensing cell volume to be

isolated in the case of an impending break in the external delivery lines. It is also considered

the first step in the shut down procedure. Highlight this item and hit the Enter key to

initiate the isolation process. The Isolate Warning shown in Figure 23 will appear for 40

seconds.

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Delta NANOTRACE DF-745 Instruction Manual Page 41