The Gems FS-4 series flow switches makes flow protection economical for a broad range of industrial applications such as welders, lubrication systems, medical sterilizers and laundry chemicals dispensing. The FS-4 features a Ryton body as well as robust porting hubs for improved structural integrity while molded cable grommets offer improved moisture protection.
The FS-4 series has a 9/16" - 18 UNF process connection. Flow settings for the unit range from 0.10 to 1.50 gpm. The simple and reliable design is suitable for operating temperatures from 0 to 225°F and line pressures up to 250 psig. SPST (normally open or normally closed) or SPDT switches are available.