31
The Keyboard and Display
Miscellaneous keys
Procedure: Using the stopwatch
In the stopwatch mode, both the time (to 0.1 second) and reciprocal time
(to 0.01 min
-1
) are displayed. The stopwatch is useful when measuring flows with a
bubble flowmeter.
1. Scroll to the stopwatch line of the Time Control Table.
2. Press [Enter] to start the stopwatch.
3. Press [Enter] again to stop.
4. Press [Clear] to set to zero.
You can access other functions while the stopwatch is running. Press [Time]
again to view the stopwatch display.
Procedure: Setting up [Post Run]
Use this key to program the instrument to clean out a column after a run. To set
up a Post Run:
1. Press [Post Run]
2. Enter the post-run (column cleanout) Time, in minutes.
When Time is set at 0.00, other
lines of the control table are not
available.
Once a setpoint for Time is entered,
other lines of control table become
available.
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