... industrial process cooling, rooftops, heat pumps, package unit, close control, cold room, food process and air driers. EC3-X32 offers ... Electrical Control Valves (EX4 … EX8)2.Limitation of evaporating pressure (MOP) Low and high superheat alarm3.Low pressure switch function/ ... fail safe operation7.Integral rechargeable battery to close Electrical Control Valve in case of power loss8.Support of TCP/IP ...