The company’s smallest capacity four-cylinder Discus III compressors, Models 4DA/4DE are intended for environmental chambers and process chillers, among other uses. With CoreSense technology, every model in the Copeland line is equipped with oil pressure, motor and discharge temperature protection as well as accessible fault information and LEDs for clear visual indication of faults. Operators also can obtain enhanced diagnostics and protection via advanced current-sensing algorithms. Features include increased capacity, expanded compressor staging options and a smaller footprint.