Ei800 – Process Gas Chromatograph

The Ei800 Series Process Gas Chromatograph from Ohio Lumex / Elemental Instruments is a rugged, EX-certified wall- or panel-mount unit that delivers real-time, lab-grade gas analysis in under 60 seconds. With customizable micro-GC columns and ultra-sensitive TCD detectors, it brings fast, precise composition data to biogas, RNG, natural gas, and industrial applications.

• Analysis time: complete multi-gas results in 15–60 seconds
• Detection limit: 500 ppb via advanced micro-thermal conductivity detection
• Up to 4 parallel GC columns for tailored gas separation (e.g. CH₄, CO₂, CO, O₂, H₂, N₂, He, H₂S, BTEX, moisture, sulfur compounds)
• Multi-stream sampling: built-in 4-stream selector, expandable to more via external module
• Robust EX-rated design: ATEX/IECEx certified, IP65 marine-grade aluminum, virtually tube-free for reliability

• Easy cartridge replacement: fast-swap column pack, ready in ~2 hours