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![Diagram showing parts A to I of an ALPHA sampler](/sites/default/files/styles/half_and_half/public/2023-09/sidebyside_alpha_diagram_1140x630.jpg?itok=_nnQOemV)
Above: Outline diagram of a single ALPHA® sampler and components.
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![Two images highlighting different components of a DELTA sampler](/sites/default/files/styles/half_and_half/public/2023-09/sidebyside_delta_system_key.jpg?itok=b76nfae_)
Detail of components in the monitoring enclosure of the low voltage DELTA® system. An example installation of the low voltage DELTA® system powered by wind and solar in the field is shown on the right. 1: Durable plastic enclosure 2: Sample train holder. 3: Sample inlet 4: Plug-in for sample train heater 5: Gas meter. 6: Rotameter. 7: Pump box