Patent ID: 7886579
Filing Date: 2011-02-15
Classification: G01N

Abstract:
1. A portable sampler for use in an explosion-endangered area, having a housing, in which at least the following modular components are arranged: a pump unit having a first drive unit; a sensor for determining the amount of sample supplied from said pump unit; a control unit, which controls the taking of a desired amount of sample and the filling thereof into at least one container; and at least one power supply unit, which provides the power for driving said first drive unit, said sensor and said control unit, wherein: said control unit, said at least one power supply unit, said pump unit, and said sensor are modularly constructed, with each module having special safety requirements placed on them, said first drive unit satisfies the ignition protection type ‘EExd’; said sensor satisfies the ignition protection type ‘EExib’; said control unit satisfies both the ignition protection type ‘EExb1’ and the ignition protection type ‘EExm’; and said power supply unit satisfies the ignition protection type ‘EExe’.