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PENN Controls Products Catalog

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A19 Series Temperature Control for Hazardous Locations Description The A19 Series Control provides remote bulb or coiled bulb temperature sensing for hazardous environments. Refer to the Types A19AUC, A19BUC Fixed Differential Thermostat For Hazardous Location Product Bulletin (LIT-121035) for important product application information. Features • precision enclosed switch and a liquid-filled sensing element provides repeat accuracy that is unaffected by barometric pressure and cross- ambient temperature fluctuations • single-pole, double-throw (SPDT) switch provides open high or close high action for heating or cooling • electrical rating permits direct control of most equipment Applications These controls are designed for use in grain elevators, chemical and powder plants, mines, oil refineries, and similar sites. For use in Class I, Group D and Class II, Groups E, F, and G hazardous locations. 24

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