3 Elements Digital Controller for Boiler Level DCY-2050-LC DCY-2051-LC DCY-2060-LC 3 Elements control: boiler level, water flow and steam flow.Three standard inputs for 4-20 mA and 1-5 Vdc, configurable.Two analog outputs for 4-20 mA, 1-5 Vdc and 0-10 Vdc, one for control 3 elements control and one for 2 elements control. Order Code