Patent ID: 6029499
Filing Date: 2000-02-29
Classification: G01N

Abstract:
A gas chromatograph, comprising:a baseplate;a valve module, comprising at least:a manifold having a plurality of gas conduits formed therein, each gas conduit having an opening communicating therewith the manifold comprising:a first plate having a plurality of apertures;a second plate having a plurality of apertures;a separating layer, connected between the first and second plates and separating the first and second plates to define voids comprising the gas conduits in the manifold, the voids communicating with the apertures in the first and second plates such that the apertures define the openings in the gas conduits; andwherein the separating layer is configured to allow for communication of electrical signals between the first and second plates;a support;a first valve mounted to the support and having a plurality of ports; anda column coupled to the support and being in communication with a port in the first valve;wherein the valve module is pluggably engageable with the baseplate; anda detector coupled relative to the column to detect gases expelled from the column.