... industrial and civil constructions, which can control the fan coil of air-conditioning, wate valve and wind valve ... HEATCOOL key to switch the heating/ Cooling mode.Fan speed key: L-M-H, that is low ... 1000A: 2 tubes fan coil controller, can be set up to control the fan coil. 3 gears of fan coil, 2 and ... : 4 tubes fan coil controller, can be set up to control the fan coil. 3 gears of fan coil, 2 and ...