ASIC 2501 Fan Coil Unit Controller Specification

This document specifies the Satchwell ASIC 2501, a pre-programmed intelligent controller for 2-pipe and 4-pipe fan coil units, featuring multiple control sequences and PID algorithms for heating and cooling. It details hardware specifications, wiring layouts, communication protocols (RS485, ASIC/SC), and integration with BAS 2000 or Satchnet systems, along with environmental ratings and associated components.