The Size 20 hollow-shaft Series HS20 encoder comes in a NEMA-12/IP54 enclosure.
The encoder features up to a 5/8in. or 16-mm thru-hub design, and an unbreakable code disk. It connects through an attached cable or optional Amphenol connector and is short-circuit and ESD protected. Resolution is up to 1,200 PPR.
Koyo Encoder Inc., 2200 N. Stonington Ave., Suite 240, Hoffman Estates, IL 60195, (800) 903-9093