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US 2016/0258918 A1Published application
Environmental monitoring system and method with a prefilter
OwnerBruce D. Grovesinventor
Life of this patent
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Abstract
Various environmental systems are disclosed. In accordance with one of the systems, a first and second valve are provided. The valves provide a first air flow path from an air pump to a photo-ionization detector is provided through a pre-filter. The valves also provide a second air flow path from the air pump to the photo-ionization detector so that the pre-filter is isolated from its environmental surroundings. Various other arrangements of environmental monitoring systems with one or more pre-filters are also disclosed.
Claims7
-12. (canceled)
An environmental monitoring system, comprising
- a first air pump connected to a first detector, the first detector determining a concentration of one or more volatile organic compounds in real-time;
- a second air pump connected to a second detector, the second detector connected to a first check valve that is connected to a pre-filter that is connected to a second valve, the second detector determining a concentration of one or more volatile organic compounds in real-time;
- wherein the first detector is co-located with the second detector.
Dependencies are inferred from the claim text.