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RAE MiniRAE 3000 User's Guide - Geotech

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Mini<strong>RAE</strong> <strong>3000</strong> User’s <strong>Guide</strong>Optional AccessoriesCalibration AdapterThe calibration adapter for the instrument is a simple 6-inch Tygontubing with a metal adapter on one end. During calibration, simplyinsert the metal adapter into the regular gas inlet probe of theinstrument and the tubing to the gas regulator on the gas bottle.Calibration RegulatorThe Calibration Regulator is used in the calibration process. It regulatesthe gas flow rate from the Span gas cylinder into the gas inlet of theinstrument during calibration process. The maximum flow rate allowedby the flow controller is about 0.5L/min (500 cc per min.).Alternatively, a demand-flow regulator or a Tedlar gas bag may beused to match the pump flow precisely.Organic Vapor Zeroing KitThe Organic Vapor Zeroing Kit is used for filtering organic aircontaminants that may affect the zero calibration reading. To use theOrganic Vapor Zeroing Kit, simply connect the filter to the inlet port ofthe instrument.34

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