Complex sentence: Emerson manufactures a "Scroll compressor" as well as "Digital Scroll compressor" that is capable of varying the refrigerant flow as per requirement.In Digital Scroll compressor instead of fixing the scrolls together permanently, the scrolls are allowed to move apart periodically.
Split into simpler sentences: Emerson manufactures a Scroll compressor that is capable of varying the refrigerant flow as per requirement. Instead of fixing the scrolls together permanently, the scrolls are allowed to move apart periodically.