The ERP 4080 has an outside diameter of 44 mm, an inside diameter of 8 mm, and 131,072 signal modular angle encoder periods. ERP 8080 has an outside diameter of 108 mm, an inside diameter of 50 mm, and 360,000 signal periods. Noise filters improve stability and reproducibility.

Heidenhain Corp., 333 E. State Pkwy., Schaumburg, IL 60173, (800)233-0388, heidenhain.com