B-ASC single-duct VAV controller for cooling only, cooling with reheat, serial/parallel fan VAV box with 4UI, 4 DO (Triac) and 2 UO. Built-in differential pressure transducer (0-500Pa, 0-2.0″ w.c.) and actuator (5Nm, 45in-pd). Pre-loaded apps in Imperial Units.Complies with UL 864, UUKL Smoke Control Listing.