Ametek Thermox TM2000, User Manual

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4-8 | Thermox TM2000 Oxygen Analyzer
To then enter text, use the Up and Down Arrow keys on your control unit
keypad to scroll through the ASCII text characters. Once the letter you
want to enter appears in that position, press the Right Arrow Key to move
to the next position. You can also press the Left Arrow Key to move back
one position in your text message. When you are finished entering your
message, press the Enter Key.
The following keys can be used to help you quickly move to a specific
location in the ASCII text table:

Pressing the number 1 Key moves you to the Capital letter A.

Pressing the number 3 Key moves you to the Capital letter Z.

Pressing the number 7 Key moves you to the small letter a.

Pressing the number 9 Key moves you to the small letter z.

Pressing the number 5 Key moves you to the space character.

Pressing the number 0 Key moves you to the number zero character.
Auto ranging feature for oxygen readings
If you select to display oxygen on one of the display lines, and the oxygen
reading falls below 0.5% O
2
, the display switches from the percent scale to
the PPM scale.
Hydrocarbon upset condition
If the system detects that the oxygen level is 0, and you have selected
Hydrocarbon Upset from the Setup/Sensor Config option, the system will
display hydrocarbon upset condition information.