The Schneider Electric SE8650 communicating controllers are digital display, single or multistage, seven-day programmable or non-programmable PI thermostats (F or C) for use with AHU controls and heat pumps for both heating and cooling applications. The SE8650 has both system and fan switching with internal sensor or remote sensor capabilities. Five buttons control a simplified menu for over 20 configurable parameters. A communication card is added for BACnet as well as a separate communication module card for adding wireless Zigbee Pro. For more advanced needs, custom LUA script programming available. (-LS models)