Teledyne 3110 – Portable Trace/Percent Oxygen Analyzer, unapproved version - Manual (Page 33)

Portable Trace Oxygen Analyzer Operation
Teledyne Analytical Instruments 33
To define or change range 1:
1. Use the UP/DOWN keys to navigate to the RANGE 2 screen.
Then press ENTER to enter the setup screen.
2. Use the UP /DOWN keys to change the initial value. Press
ENTER to accept the displayed value and to return to the
RANGE 2 screen.
Note: The range setting resolution is 0.1 PPM for trace analysis.
Note: Make sure that the instrument is set for auto-ranging if you
expect to use this analysis range.
3.2.12 Range Screen
The RANGE screen indicates whether the instrument is currently in
manual or auto-ranging mode. When in manual mode, only range 1 is
available. In auto-ranging mode, range 1 and range 2 are available and
the instrument will automatically switch between ranges as dictated by
the analysis.
To switch between manual and auto-ranging modes:
1. Use the UP/DOWN keys to navigate to the RANGE screen.
Then press ENTER to enter the setup screen.
2. Use the UP/DOWN keys to toggle between MAN and AUTO
for the range mode. Press ENTER to accept the displayed
mode.
3. Press ENTER again to return to the RANGE screen.