The Parker Veriflo Quantum FS190 excess flow shut-off valve is designed to operate with a wide range of inlet pressures. The FS190 valve can be used between a high pressure source at the inlet to the pressure regulator, or in the low pressure delivery line to a process. In both applications, this control valve will automatically shut off the delivery of gas if the flow exceeds a preset limit.
- 1/4" valve size
- 316L SS wetted materials
- Operates from 10 to 3500 psig
- Choice of six different pressure/flow limit settings