Dwyer Instruments 1824-40

Essential for industrial environments, the Series 1800 combines small size and low price with 2% repeatability for enough accuracy for all but the most demanding applications. Set point adjustment inside the mounting stud permits mounting switch on one side of a wall or panel with adjustment easily accessible on the opposite side. UL and CSA listed, and FM approved. CAUTION: FOR USE ONLY WITH AIR OR COMPATIBLE GASES.