RIETER RIETER PRODUCT RESULTS RT220R A true drop-in replacement rotating assembly for Rieter/SwissTex rotating transmitters. This rotor fits on J7-30, J7-31, and J7-32 roll motors. PRODUCT DETAILS > DS221 An upgrade that mounts in place of the original Rieter/SwissTex stator circuit board. The DS221 is capable 4-20mA or standard output. PRODUCT DETAILS > HD480-I Upgrade/conversion option for godet heater driver on Rieter extrusion machines. Mounts in place of original heater (replaces Rieter “orange box”). PRODUCT DETAILS >