1. When the TMX412 detects methane gas in excess of 5% by volume, the following occurs:

2. When the TMX412 is exposed to 99 ppm nitrogen dioxide, it will ________________ .

3. The “measuring range” for nitrogen dioxide is _____________ in _____________ increments.

4. When all sensors have been calibrated successfully (with no sensor marginal), the TMX412 ______________ .

5. The TMX412 will ______________ if a newly installed sensor does not agree with the valid sensor type for that position when the instrument is turned on.

6. Calibration gas flow rate should be between ______________ .

7. At the completion of the oxygen sensor span operation, the instrument ______________ .

8. The \“factory\” default high alarm setting for NO₂ (Nitrogen Dioxide) is ______________

9. The \“measuring range\” for CO (Carbon Monoxide) is ______________ .

10. When all sensors have been calibrated successfully with one of the sensor only marginal, ______________ .