Servomex NanoTrace DF-760E, Инструкция по эксплуатации

Страница: 58 / 182

54 DF-760E User Interface
7.5.2.3 AutoZero Setup
Use the
Next
key to move from between fields and use the arrow keys ( and

to
change the highlighted selections and to enter numerical values. When done, use the
Next
key to move to the
Accept
button and hit the
Enter
key to return to the main display.
Using the
ESC
key at anytime will exit the screen making no changes and return to the
main display.
Figure 27: Moisture AutoZero Setup Screen
Moisture AutoZero Setup allows for unattended, automatic zeroing of the moisture
analyzer at preset times, preceded automatically by a purge of zero gas if desired.
If, when this screen is entered, and the Scheduled AutoZero is turned off, the box in the
upper right corner will not be displayed. When the Scheduled AutoZero is switched from
off to on, the box will appear and the time of the Next scheduled AutoZero will be set to
the current time and date. If no other changes are made, when this screen is accepted the
autozero process will start immediately. Use the
Esc key to escape from the screen without
starting an autozero process.
Setting a time and date for the Next AutoZero is accomplished by accepting the current
time and date or using the Next key to move to the Next AutoZero box. With the left and
right arrow keys, move the cursor to the right of the digit you want to change and use the
up and down arrow keys set it to the desired value. When done, use the
Enter key to move
to the next box.
NOTE: If the Scheduled AutoZero is then turned off, the autozero process is stopped and
returning to this screen will not show the Next AutoZero box in the upper right hand
corner.
The AutoZero Interval can be used to set the frequency of zeroing the moisture cell
starting with the setting in the box labeled Next AutoZero. The date and time of the next
scheduled AutoZero is automatically calculated based on the current AutoZero Interval
setting.
With the AutoZero Timeout the user can set the allowed time for stabilization (after
completion of any pre-zero purge). If the required stable period is not achieved during this