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Data Sheet1279 Duragauge Pressure GaugeTMFEATURES Custom dial printing options Micrometer adjustable pointer PLUS Performance option dampens vibration,shock and pulsation effects Pressure range from Vacuum to 30,000 psiTYPICAL USES Refineries Chemical and petrochemical plants Offshore oil rigs Water and wastewater pressure control Pulp and water Mining and metals Equipment skids Specialized OEM equipment Cryogenics127941 2 dial sizeSPECIFICATIONSAccuracy: 0.5% of span (ASME B40.100 Grade 2A)Size:41 2 Range:Vacuum, Compound to 30,000 psiProcess ConnectionLocation:Lower, back, side, topProcess Connection:1KEY BENEFITS Available with a wide variety of accessory anddiaphragm seal assemblies Available with high process temperaturedissipation siphons 4 NPT Male, 1 2 NPT Male, 16 -18 UNF-2B (high pressure connection)9Case Style:Solid front with pressure relief backWindow:Glass (STD.), acrylic, shatter proof glass,non-glare glass (OPT.)Movement:Movement Materials:Rotary, adjustable, 400 SS, Teflon coated400 SS, Teflon coated pinion gear and segmentDial:Aluminum, white background, black scalePointer:Micrometer, adjustable, aluminumWeather Protection:Dry case: Case not sealed, recommended forweather protected environment onlyLiquid filled or field fillable: IP66 or NEMA 4X (S&Ptube and socket), NEMA 4 (A&R tube and socketHermetically sealed: IP66Liquid: glycerin, silicone, Halocarbon ,PLUS! PerformanceStem, surface (STD.), flush, pipe, remote (OPT.)Dampening Options:Mounting:MIN/MAX TEMPERATURE LIMITSApprovals:CRNWETTED COMPONENTSVersionDryProcess Connection MaterialsJoints316L SS316L SSWeldedWelded316L SSSteelK-Monel 500 TubeMonel 400WeldedC510 Phos. BronzeBrassSilver brazedProcessStorage-20 F to 200 F -20 F to 250 F(-29 C to 93 C) (-29 C to 121 C)-40 F to 250 F(-40 C to 121 C)PLUS! -40 F to 150 F(-40 C to 66 C)-40 F to 200 F(-40 C to 93 C)-40 F to 150 F(-40 C to 66 C)Glycerin fill20 F to 150 F(-7 C to 66 C)20 F to 150 F(-7 C to 66 C)0 F to 150 F(-18 C to 66 C)Silicone fill-40 F to 150 F(-40 C to 66 C)-40 F to 200 F(-40 C to 93 C)-40 F to 150 F(-40 C to 66 C)Halocarbon fill-40 F to 150 F(-40 C to 66 C)-40 F to 200 F(-40 C to 93 C)-40 F to 150 F(-40 C to 66 C)NON-WETTED COMPONENTSCasePhenolicBourdon TubeAmbientRingThreaded,Polycarbonate(Meets UL 94 V-0)Pressure Relief BackPolycarbonate(Meets UL 94 V-0)1 of 5All specifications are subject to change without notice.ashcroft.comAll sales subject to standard terms and conditions.info@ashcroft.com 2018 Ashcroft Inc. 1279 gauge ds4.0, Rev. D, 07/181.800.328.8258
Data Sheet1279 Duragauge Pressure GaugeORDERING CODEExample:451279SSH04LXLL15#Dial Size/Model Code451279 - 4½ solid front451279System (tube and process connection)A - Bronze tube, brass process connection, Max. pressure connection 1,000 psiP - K-Monel 500 tube, Monel 400 process connection, Max. pressure 30,000 psiR - 316L SS tube, steel process connection, Max. pressure 30,000 psiS - 316 SS tube, 316L SS process connection, Max. pressure 30,000 psiSCase DesignS - Solid front case, drySH - Solid front case, dry, hermetically sealedSHSL - Solid front case, liquid filled (glycerin STD.)Process Connection Sizes02 - ¼ NPT Male, N/A for ranges over 20,000 psi0404 - ½ NPT Male, N/A for ranges over 20,000 psi09 - 9 16-18 UNF-2B, high pressure fitting, pressures over 20,000 psi (STD.)AM - AND 10050-4 (1/4 tubing connection)RW - SAE 7 16-20 Straight threadProcess Connection LocationLL - LowerB - BackD - Side (3 o’clock)E - Side connection (9 o’clock)T - Top connectionOptions (If choosing an option(s) must include a “X”) (See Table 1 on page 5 for more options)XGV - Silicone case fillGX - Halocarbon case fillLL - PLUS! PerformanceLLNH - SS tag wired to casePD - Acrylic window (STD. with liquid filled or hermetically sealed cases)C4 - Individual calibration chart (in accordance with ASME B40.100:2013. Accuracy traceable to NIST)6B - Cleaned for oxygen serviceRange (coding examples only, see range table on page 3 for all standard ranges)Single Scales15# - 15 psi15#1BR - 1 bar1KG - 1 kg/cm2100KP - 100 kPaDual Scales15#/BR - 15 psi inner scale, 1 bar outer scale1BR/# - 1 bar inner scale, 15 psi outer scale2 of 5All specifications are subject to change without notice.ashcroft.comAll sales subject to standard terms and conditions.info@ashcroft.com 2018 Ashcroft Inc. 1279 gauge ds4.0, Rev. D, 07/181.800.328.8258
Data Sheet1279 Duragauge Pressure GaugePositive PressureCompoundVacuumSTANDARD PRESSURE ��–400KG–600KG–1000KG1600KG2500KG3 of 5All specifications are subject to change without notice.ashcroft.comAll sales subject to standard terms and conditions.info@ashcroft.com 2018 Ashcroft Inc. 1279 gauge ds4.0, Rev. D, 07/181.800.328.8258
Data Sheet1279 Duragauge Pressure GaugeDIMENSIONS in [ ] are millimetersFor reference only, consult Ashcroft for specific dimensional drawingsABCDEFGHJKTVWeightoz / .7]0.94[23.9]2.625[67]2.5 (Dry)3.5 (L.F.)Dial SizeInches4½ABLLJMFKGVA-1TT3-L dia. holeson E dia.bolt circleCCHole inpanelHCMounting hardwaresupplied by Ashcroft D/ NPT or/ NPT14121278M Series Flush Mounting Ring1278M Series Flush Mounting Ring. Used to flush mount gauge case1279(*)S. Black finish (STD.); Polished SS finish (OPT.)Gauge SizeInchesRingO.D."A" DIA."B" Size of3 Screws4½6[152]5.625[148]#10-24 x 15 8"C" Size ofWashers7 16 x 17 64 x 5 8PANELRING O.D.WASHER “C”SPACER POST(3 REQ’D)“B” (3 REQ’D)PANEL CUTOUT“A” DIA. 1/64MOUNTINGRINGHOLE IN PANEL(REAR VIEW)SHOWING USE OF LEVELTO LINE UP SPACER POSTSFIG. 1CASE4 of 5All specifications are subject to change without notice.ashcroft.comAll sales subject to standard terms and conditions.info@ashcroft.com 2018 Ashcroft Inc. 1279 gauge ds4.0, Rev. D, 07/181.800.328.8258
Data Sheet1279 Duragauge Pressure GaugeTABLE 1 - OPTIONSCODE OPTIONABGauges calibrated to compensate for absolute pressureDADial marking (text marking on the dial)EPMaximum pointer (adjustable, N/A with liquid filled or hermetically sealed cases)GVSilicone case fillGXHalocarbon case fillHYHydrostatic/pneumatic testing (system pressurized to 150% of rated system pressure for 5 minutes. Overload stop STD.)LLPLUS! NGNon-glare glass (N/A with liquid fill or hermetically sealed cases)NHSS tag wired to caseOSOverload stopPDAcrylic window (STD. with liquid filled or hermetically sealed cases)SHRed set hand, stationarySGSafety glassTSThrottle screw (STD. with liquid filled, hermetically sealed or PLUS! Performance)VSUnderload stopC4Individual calibration chart (in accordance with ASME B40.100:2013. Accuracytraceable to NIST)6BCleaned for oxygen service56Flush mounting ring5 of 5All specifications are subject to change without notice.ashcroft.comAll sales subject to standard terms and conditions.info@ashcroft.com 2018 Ashcroft Inc. 1279 gauge ds4.0, Rev. D, 07/181.800.328.8258
Individual calibration chart (in accordance with ASME B40.100:2013. Accuracy traceable to NIST) 6B Cleaned for oxygen service 56 Flush mounting ring Data Sheet 1279 Duragauge Pressure Gauge 4 of 5 All specifications are subject to change without notice. All sales subject to standard terms and conditions. 2018 Ashcroft Inc. 1279_gauge_ds4.0, Rev. D, 07/18File Size: 1MBPage Count: 5
