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Calibration tests are only as good as the pressure reference. When your pressure calibrator helps you complete work and follow standard operating procedures, it does even more than provide accuracy. Intrinsically safe with 0.1% of reading accuracy, the Ralston FieldLab Pressure Reference is a pressure calibrator that works the way you do.
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The LC10 is a robust device that measures and displays pressure readings on a large, backlighted screen. The LC10 has the ability to show high and low pressure values on-screen, change between 15 different engineering units or add custom engineering units. The included PC FieldLab Desktop software can be used for calibration, testing and live viewing of pressure. Available in pressure ranges from vacuum to 10,000psi with an accuracy of 0.25% F.S.
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The new QTHP Pump from Ralston replaces the popular HPGV and XHGV Hydraulic Pumps. The QTHP Pump includes 2 Quick-test outlet ports, 1/4" fnpt gauge connection and a 1/4"MNPT Process Connection along with a 3' Microbore hose.
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The new XTHP Hydraulic Hand Pump from Ralston Instruments is rated to 10,000PSI. It includes 2 Quick-test XT outlet ports, 1/4" fnpt gauge connection and a 1/4" MNPT Process Connection along with a 3' Microbore hose.
Download the XTHP Brochure
Reach 650 psi / 45 bar without a lot of effort with the new Ralston DCAP Pressure Test Pump. It is constructed with anodized aluminum handles, stainless steel fittings & hose, and a precision fine adjust control. It's one of the best designed and most exciting new products in the test and calibration market!
Now available the DCAP-PV. A versatile, easy-to-use pressure pump that allows you to quickly switch to vacuum testing with just a turn of a knob. Able to generate pressure to 650psi and vacuum to 28.5 inHg.
Download the DCAP Brochure
Download the DCAP-PV Brochure
Download DPPV Brochure
Download DPOV Brochure
The SPOV gas sampling pump can pull low pressure gas from a well and boost it to 25 psi to pump it into a sample cylinder.
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The new Ralston Instruments NITROPAK™ is an innovative Portable Pressure Supply with a high pressure gas calibration source of up to 3,000psi. The NITROPAK™ comes with all stainless steel fittings, tubing, test hoses and fill hoses. It is also equipped with pressure balanced fine adjust for precision control all contained in a rugged ABS case.
Download the NitroPak Brochure
Download the Volume Controller Brochure
The new benchtop calibration manifolds from Ralston Instruments are ideal for testing multiple pressure instruments at once up to 5000psi & 10,000psi
Quick-test Benchtop Manifolds
The QTCM calibration manifold incorporates Ralston "Quick Test" fittings and hose connections, inlet and outlet needle valves, calibrator and test ports as well as a volume adjust that allows for precise pressure control and adjustment. Now you have one neat compact package that mounts directly to your pressure calibrator or test gauge and allows you to calibrate using a high pressure gas supply up to 3000 psi! Supplied with a 20' micro bore inlet hose and 2' micro bore test hose and 1/4" npt adaptor.
Download the QTCM Brochure
Quick test fittings from Ralston Instruments provide a convenient method of connecting Ralston Pumps and micro bore hoses to your pressure calibrators, test gauges and to the instrument under test. Connections that use the Ralston knurled probe nut are finger tight. Quick-test hose and adapters seal via an O-ring and probe. The probe slides into the O-ring and provides the seal while the threads keep the probe in place. This simple and reliable method allows for leak-free connections in any calibration. FIttings are available up to 10,000psi (XT), (6900psi Standard) and most are available in both 316 SS and brass.
Watch the Ralston Male NPT Quick-test™ Fittings Video