These pressure-reducing, dome-loaded and air-loaded regulators are suitable for most gases and liquids, including acids and oils. These regulators feature various poppet designs, a pressure-sensing diaphragm (piston in RD2 series), and a choice of seat and seal materials to accommodate a variety of pressure, temperature, and flow conditions.
RD2 Seriess
Compact, General-Purpose Dome-Loaded Pressure-Reducing Regulators
Features
- Piston sensing
- Integral 25 μm filter
- Cartridge poppet assembly for ease of service
- Cartridge poppet assembly with 25 μm filter for ease of service
- Bottom mounting
Options
- NACE MR0175/ISA 15156-compliant models special cleaning to ASTM G93 Level
- No filter
- Panel mounting kit (no disassembly required)
RD(H)6 and RD(H)8 Series
General-Purpose, Dome-Loaded Pressure-Reducing Regulators
Features
- Balanced poppet design
- Diaphragm sensing
- Ports - 1/4 in. female NPT outlet gauge port
Options
- NACE MR0175/ISA 15156-compliant models
- Special cleaning to ASTM G93 Level C
- Pilot regulator
- Gauge connections - choice of four configurations
RD(H)10 and RD(H)15 Series
Integral Pilot-Operated, Dome-Loaded Pressure-Reducing Regulators
Features
- Balanced poppet design
- Diaphragm sensing
- Integral pilot regulator with dynamic regulation
- Large dome for improved stability
- Pilot regulator for improved performance
Options
- Pilot regulator for improved performance
-
External feedback (EF) for improved performance
- EF to main regulator limited by standard outlet pressure range
- NACE MR0175/ISO 15156-compliant models
- Special cleaning to ASTM G93 Level C
- Gauge connections
RD(H)20 and RD(H)25 Series
Integral Pilot-Operated, Dome-Loaded Pressure-Reducing Regulators
Features
- Balanced poppet design
- Diaphragm sensing
- Integral pilot regulator with dynamic regulation
- Large dome for improved stability
- Special cleaning to ASTM G93 Level C
RD(H)30 and RD(H)40 Series
Integral Pilot-Operated, Dome-Loaded Pressure-Reducing Regulators
Features
- Balanced poppet design
- Diaphragm sensing
- Integral pilot regulator with dynamic regulation
- Large dome for improved stability
LPRD20, LPRD25, LPRD30, LPRD40 Series
Integral Pilot-Operated, Dome-Loaded Pressure-Reducing Regulators, High Sensitivity
Features
- Balanced poppet design
- Diaphragm sensing
- Integral pilot regulator (LPRS4 series) with dynamic regulation
- High flow
- Large diaphragm for high accuracy
- Integral feedback line
- Inlet and outlet gauges
- Special cleaning to ASTM G93 Level C
CAD Files and Sales Drawings
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"Safe Product Selection:
The complete catalog contents must be reviewed to ensure that the system designer and user make a safe product selection. When selecting products, the total system design must be considered to ensure safe, trouble-free performance. Function, material compatibility, adequate ratings, proper installation, operation, and maintenance are the responsibilities of the system designer and user.
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