Ralston Instruments NPAK-3KPSIG-D Nitrogen Calibration Kit

Overview

The Ralston Instruments NPAK-3KPSIG-D is a portable nitrogen pressure calibration kit designed for both differential and static pressure instrumentation calibration. It features an on-board storage cylinder, nitrogen pressure regulator, and precision volume controller for extremely fast and accurate pressure control. The kit supports pressures up to 3000 PSI (210 bar) and includes an LC10 pressure gauge and quick-test hoses for field operations.

Key Features

• Portable nitrogen pressure source with refillable cylinder — fill at shop, enough gas for a day or more
• Precision volume controller with fine adjust piston for pressure control down to 0.03 PSI (2 mbar)
• Quick-test connections that attach without thread sealant or wrench
• Included storage compartment in control panel for organizing hoses, adapters, and pressure gauge
• Excellent for hazardous locations — no electronics, suitable for Class 1 Division 1/2, ATEX Zone 0/1/2
• Carbon fiber cylinder and ABS plastic case with ergonomic handle for easy portability
• Maximum pressure: 3000 PSI (200 bar / 20 MPa)
• Operating temperature range: 0°F to 130°F (-18°C to 54°C)

Applications

• Field-based calibration of differential pressure instruments
• Static pressure instrumentation calibration
• Remote location calibration and testing
• Hazardous location operations

Included Accessories

• LC10 pressure gauge, 3000 psi / 200 bar / 20 MPa, 1/4" Male NPT bottom connection
• 1/4" female NPT x female Quick-test reference connection, no check-valve, brass
• 1/4" male NPT x male Quick-test process connection (qty 2), no check-valve, brass
• Quick-test 6900 psi hose with brass ends, 6 ft (1.83 m) long
• Quick-test 6900 psi hose with brass ends, 3 ft (92 cm) long
• USB-A to Micro USB-B cable, 2m long