.< xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" />Digital pressure switch for air w/2-color display, NPN/PNP open collectors (1 or 2 outputs), IP67 enclosure, Standards: CE marking, UL/CSA (UL508) compliance, 3 SCREEN DIGITAL PRESSURE SWITCH FOR AIR, PRESSURE SWITCH, ISE50-80, 845, 307 lb