
Ralston nitrogen calibration systems use compressed gas volume controllers to enable both ultra-precise low-pressure differential and high-pressure static pressure calibrations with nitrogen using the same device. Unlike conventional regulators, these controllers provide seamless, stable pressure control across any pressure range.
Key Features:
• Dual capability: low-pressure differential and high-pressure static calibrations
• Stable pressure control across the full range without fill-and-bleed cycling
• Suitable for absolute pressure, vacuum gauge, and airspeed indicator calibration
• Differential pressure transmitter and static pressure transmitter calibration
• Deadweight tester replacement capability
• Safety relief valve testing support
The Ralston Pneumatic Pressure Regulator (3000 PSI / 210 Bar) Output, 1/4" FNPT Ports # XREG-3,000 PSIG is manufactured by Ralston Instruments. Valley Instrument Service is an authorized Ralston Instruments dealer offering full sales support, NIST-traceable calibration, and expert technical assistance.
Have questions about this product?
Our team can help with product selection, specs, pricing, and application support.
Contact Us or Call (661) 327-8681Configure Your XREG Nitrogen Pressure Regulator
Select options below to build your part number and see pricing.
Select a configuration to start configuring.
Related Products

Ralston 2 Port Benchtop Manifold with Quick-Test XT Connections, 10,000 PSI/700 Bar, 316 Stainless Steel
2 Port Benchtop Manifold with Quick-Test XT Connections, 10,000 PSI/700 Bar, 316 Stainless Steel

Ralston 3000 PSI / 20 MPa Calibration Kit with FieldLab, 2 Port Manifold and Hoses
3000 PSI / 20MPa Calibration Kit with FieldLab, 2 Port Manifold and Hoses

Ralston 10,000 PSI / 70 MPa Hydraulic Hand Pump with EPDM Seals, 2 Quick-Test XT Outlet Ports, 3 ft Hose, 1/4" MNPT Process Conn.
10kpsi / 70 MPa Hydraulic hand pump with EPDM seals, 2 Quick-Test XT outlet ports, 3 ft hose, 1/4" MNPT Process conn.

Ralston 5,000 PSI / 35 MPa Hydraulic Hand Pump, 2 Quick-Test Outlet Ports, 3 ft Hose, 1/4" MNPT Process Conn.
5kpsi / 35 MPa Hydraulic hand pump, 2 Quick-Test outlet ports, 3 ft hose, 1/4" MNPT Process conn.
