Teledyne 3110 – Portable Trace/Percent Oxygen Analyzer, unapproved version - Manual (Page 32)

Operation Model 3110
32 Teledyne Analytical Instruments
To reset a latched alarm that has triggered use the ALARM
ENABLE screen and temporarily DISABLE the alarm. See Section
3.2.6. This will restore the alarm to it previous non-alarm condition.
Note: A latched alarm can only be reset when the concentration
falls or rises to a non-alarm value. (It can be disabled)
3.2.10 RANGE 1 Screen
The Model 3110 is capable of using two user defined ranges in the
auto-ranging mode however, if the instrument is used in manual mode
(see Section 3.2.12), only RANGE 1 is recognized.
The RANGE 1 screen displays the current range setting for range 1
on the bottom line of the display.
To define or change range 1:
1. Use the UP/DOWN keys to navigate to the RANGE 1 screen.
Then press ENTER to enter the setup screen.
2. Use the UP /DOWN keys to change the value.
3. The UP/DOWN keys will cycle through the ppm values.
4. Press ENTER to accept the displayed unit and return to the
RANGE 1 screen.
Note: The range setting resolution is 0.1 PPM for trace analysis.
3.2.11 RANGE 2 Screen
The RANGE 2 screen displays the current range setting for range 2
on the bottom line of the display. This range is used only when the
instrument is set for auto-ranging. See Section 3.2.12. In manual mode
this range is ignored.