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Model 9110TH NOx Analyzer Getting Started
Teledyne Analytical Instruments 61
VENTING
In order to prevent back diffusion and pressure effects, both the span gas and zero air supply lines should
be:
Vented outside the enclosure.
Minimum OD ¼”.
Not less than 2 meters in length.
Not greater than 10 meters in length.
EXHAUST OUTLET
Attach an exhaust line to the EXHAUST outlet fitting. The exhaust line should be:
Use PTFE tubing; minimum OD ¼”.
A maximum of 10 meters long.
Vented outside the 9110T analyzer’s enclosure
Note Once the appropriate pneumatic connections have been made, check all
pneumatic fittings for leaks using the procedures defined in Sections
13.3.13.2 (or 13.3.13.3 for detailed check if leak suspected).
PNEUMATIC LAYOUT FOR BASIC CONFIGURATION