Universal design serves the widest variety of large pipe applications, including heating and hydronic systems, air conditioning, refrigeration and process work
Features- 11/4" NPT
- Brass with sealed tube construction
- Single pole, double throw snap switch
- Magnetic switching mechanism eliminates need for bellows
- Sensitivity adjusting screw makes flow adjustment easy
- Paddles can be trimmed to suit application needs
- Optional features
- Extended paddle arm - Model FS7-4L
- Two SPDT switches to make or break two separate circuits
- Stainless steel body and paddles
- BSPT threads
- Fire sprinkler service - Model FS7-4F- for 11/4" thru 21/2"
- Minimum temperature (fluid or ambient) 32 Deg. F (0 Deg. C)
- Maximum temperature 300 Deg. F (149 Deg. C)
- Maximum operating pressure
300 psi (21 kg/cm2) - 1000 psi (70 kg/cm2) - Stainless Steel models
- Pneumatic control - FS7-4A - option available
- w/ 1/8" NPT airline connection; max. 50 psi air supply (non-electrical)