Bell & Gossett Circuit Sentry™ Flo-Setter™ II FS-1/2 117630 Circuit Balancing Valve, 1/2 in, FNPT, 0.26 to 4.75 gpm

Hydronic Balancing Valves
642755 MFG #: 117630
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Bell & Gossett Circuit Sentry™ Flo-Setter™ II FS-1/2 117630 Circuit Balancing Valve, 1/2 in, FNPT, 0.26 to 4.75 gpm
  • Connection Type: FNPT
  • Dimensions: 2.9 in L x 2.24 in W x 5.6 in H
  • Flow Rate: 0.26 to 4.75
  • Inlet to Outlet Length: 2.9
  • Lead-Free/Contains Lead: Lead-Free
  • Manufacturer: Bell & Gossett
  • Material: Lead-Free Brass
  • Model: FS-1/2
  • Nominal Size: 1/2
  • Temperature Rating: 14 to 248
  • Top to Inlet Center: 3.4

The Circuit Sentry Flo-Setter II valve is a field adjustable pressure independent flow limiter that maintains set flow rates regardless of pressure fluctuations in the system; eliminates overflow.

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  • Features
  • The unique GPM dial is easy to set
  • Maintains the set flow rate within +/-5% regardless of pressure fluctuations in the system
  • Saves pump energy and improves coil efficiency
  • Easy to install and lockable handle allows simple adjustment to design or required flow rate should specifications change
  • Minimized commissioning time due to automatic balancing of the system
  • No minimum straight pipe lengths required before or after the valve
  • Integrated pressure / temperature ports to easily measure differential pressure and temperature
  • Large open flow paths for clog-free operation
  • Integral class IV shut-off / isolation capability