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Ralston Instruments, Inc. Datasheets for Calibration Instruments

Calibration instruments use electrical signals or physical quantities to calibrate sensors and meters. Devices that produce electrical signals can serve as precise meters for sensor calibration, or send output signals to other devices.
Calibration Instruments: Learn more

Product Name Notes
NPAK-0000-0-0 Nitropak only, no gauge adapter, no hoses, no process connections Self contained unit provides a precise nitrogen source for calibrating differential and static pressure instrumentation using an external pressure...
NPAK-1KPSIG-D Nitropak, 1000 PSI digital gauge, 6ft, 3ft hoses, (2) 1/4†MNPT process connections Complete kit includes nitrogen source, pressure gauge and all fittings and adapters to perform differential and...
NPAK-1MBA-6-3 Nitropak, 1/8" male NPT gauge adapter, 6ft, 3ft hoses, (2) 1/4" MNPT process connections Self contained nitrogen source includes all connections and hoses to connect directly to a pressure...
NPAK-2FBA-6-3 Nitropak, 1/4" female NPT gauge adapter, 6ft, 3ft hoses, (2) 1/4" MNPT process connections Self contained nitrogen source includes all connections and hoses to connect directly to a pressure...
NPAK-2FBA-RG-2m-1m Nitropak, 1/4" female BSPP gauge adapter, 2m, 1m hoses, (2) 1/4" FBSPP process connections Self contained nitrogen source includes all connections and hoses to connect directly to a pressure...
NPAK-2MBA-6-3 Nitropak, 1/4" male NPT gauge adapter, 6ft, 3ft hoses, (2) 1/4" MNPT process connections Self contained nitrogen source includes all connections and hoses to connect directly to a pressure...
NPAK-3FBA-RG-2m-1m Nitropak, 3/8" female BSPP gauge adapter, 2m, 1m hoses, (2) 1/4" FBSPP process connections Self contained nitrogen source includes all connections and hoses to connect directly to a pressure...
NPAK-3KPSIG-D Nitropak, 3000 PSI digital gauge, 6ft, 3ft hoses, (2) 1/4†MNPT process connections Complete kit includes nitrogen source, pressure gauge and all fittings and adapters to perform differential and...
NPAK-4FBA-RG-2m-1m Nitropak, 1/2" female BSPP gauge adapter, 2m, 1m hoses, (2) 1/4" FBSPP process connections Self contained nitrogen source includes all connections and hoses to connect directly to a pressure...
QSCM-0000-0-0 QSCM manifold only, no gauge adapter, no hoses, no process connections, no bag The most economical way of performing static pressure calibrations in the field using nitrogen or other...
QSCM-1MSA-20-2 QSCM manifold, 1/8" MNPT, gauge adapter, 20ft, 2ft hoses, (2) 1/4†MNPT process conn., nylon bag Attach a gauge or pressure calibrator directly to the calibration manifold and easily...
QSCM-2FSA-20-2 QSCM manifold, 1/4" FNPT gauge adapter, 20ft, 2ft hoses, (2) 1/4†MNPT process conn., nylon bag Attach a gauge or pressure calibrator directly to the calibration manifold and easily...
QSCM-2MSA-20-2 QSCM manifold, 1/4" MNPT gauge adapter, 20ft, 2ft hoses, (2) 1/4†MNPT process conn., nylon bag Attach a gauge or pressure calibrator directly to the calibration manifold and easily...
QSCM-5KPSIG-D QSCM manifold, 5000 PSIG digital gauge, 20ft, 2ft hoses, (2) 1/4†MNPT process conn., nylon bag Perform static pressure calibrations using nitrogen with included calibration manifold, pressure gauge and...
QTCM-0000-0-0 QTCM manifold only, no gauge adapter, no hoses, no process connections, no bag The most economical way of performing static pressure calibrations in the field using nitrogen or other...
QTCM-1KPSIG-D QTCM manifold, 1000 PSIG digital gauge, 20ft, 2ft hoses, (2) 1/4†MNPT process conn., nylon bag Perform static pressure calibrations using nitrogen with included calibration manifold, pressure gauge and...
QTCM-1MBA-20-2 QTCM manifold, 1/8" MNPT gauge adapter, 20ft, 2ft hoses, (2) 1/4†MNPT process conn., nylon bag Attach a gauge or pressure calibrator directly to the calibration manifold and easily...
QTCM-2FBA-20-2 QTCM manifold, 1/4" FNPT, gauge adapter, 20ft, 2ft hoses, (2) 1/4†MNPT process conn., nylon bag Attach a gauge or pressure calibrator directly to the calibration manifold and easily...
QTCM-2MBA-20-2 QTCM manifold, 1/4" MNPT gauge adapter, 20ft, 2ft hoses, (2) 1/4†MNPT process conn., nylon bag Attach a gauge or pressure calibrator directly to the calibration manifold and easily...
QTCM-3KPSIG-D QTCM manifold, 3000 PSIG digital gauge, 20ft, 2ft hoses, (2) 1/4†MNPT process conn., nylon bag Perform static pressure calibrations using nitrogen with included calibration manifold, pressure gauge and...