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FIR-1 Filter/Instrument Regulator
Brand: Welker, IncThe Welker FIR-1 Filter / Instrument Regulator is designed to filter and provide regulation of an instrument pneumatic supply. It is intended for use as part of instrument packages.
The regulator of the FIR-1 is non-relieving. Welker recommends that a relief valve, such as the Welker RV-1 or RV-3 series relief valves, be installed downstream of the FIR-1.
Specifications
Brand
Materials of Construction
- 316/316L Stainless Steel
- Kel-F® Seat
- PTFE
- Teflon
- Viton
Filter Element
- 10 micron Linear Polyethylene
- 35 micron Linear Polyethylene
Operating Pressure
- 3000 psig MAOP @ -20° F to 100° F
Maximum Allowable Temperature
- 200° F
Inlet Pressure
- 0 - 3000 psig
Outlet Pressure
- Dependent upon Spring Range. Refer to the Spring Range Disc under the Regulator Jam Nut.
Instrument Air Connections
- ¼” NPT