{"product_id":"13a-ms2-r-13a-series-foxboro-pneumatic-pressure-transmitter","title":"13A-MS2-R 13A Series Foxboro Pneumatic Pressure Transmitter","description":"\u003ch2\u003eFoxboro 13A-MS2-R 13A Pneumatic D\/P Cell Transmitter\u003c\/h2\u003e\n\u003cp\u003eConfigured for differential pressure measurement and signal transmission in pneumatic process loops, the \u003cstrong\u003eFoxboro 13A-MS2-R\u003c\/strong\u003e (\u003cstrong\u003e13A-MS2\u003c\/strong\u003e Pneumatic D\/P Cell Transmitter) provides direct physical execution across industrial monitoring networks. The unit processes process differential pressures across adjustable span limits and drives standardized 3-15 psi output signals to downstream receiving instruments. Built with a 316 stainless steel body, 1\/2 NPT process connectors, and an integrated zero suppression kit, the assembly uses a mechanical force-balance mechanism to maintain continuous signal stability without electronic drift.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e13A:\u003c\/strong\u003e Transmitter series featuring 316 stainless steel body construction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eM:\u003c\/strong\u003e Span limits covering 5 to 62 kPa (20 to 250 inH2O \/ 50 to 620 mbar d\/p).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eS:\u003c\/strong\u003e Body material specified as 316 stainless steel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2:\u003c\/strong\u003e Process connectors tapped for 1\/2 NPT conduit fittings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eR:\u003c\/strong\u003e Optional suffix designating factory-installed zero suppression kit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e13A-MS2-R\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eFoxboro\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e8.6 kg (18.40 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard 13A transmitter frame dimensions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 deg C to +85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eNone (pneumatic air supply operated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003ePneumatic Differential Pressure Transmitter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal\u003c\/td\u003e\n\u003ctd\u003e5 to 62 kPa (20 to 250 inH2O \/ 50 to 620 mbar d\/p)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Signal\u003c\/td\u003e\n\u003ctd\u003e3-15 psi (20-100 kPa) pneumatic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Pressure\u003c\/td\u003e\n\u003ctd\u003e20 psi (140 kPa) clean, dry instrument air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccuracy\u003c\/td\u003e\n\u003ctd\u003e+\/-0.25% of span typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResponse Time\u003c\/td\u003e\n\u003ctd\u003e2 s or less\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Material\u003c\/td\u003e\n\u003ctd\u003e316 stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProcess Connectors\u003c\/td\u003e\n\u003ctd\u003e1\/2 NPT tapped threads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Class\u003c\/td\u003e\n\u003ctd\u003eNEMA 3 \/ IP53 housing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control \u0026amp; Pneumatic Loop Execution\u003c\/h3\u003e\n\u003cp\u003eThe transmitter operates as a purely mechanical force-balance instrument, converting process differential pressure acting on internal diaphragms into a proportional pneumatic output signal. Channel-to-channel isolation from electrical interference is inherently maintained, as the unit requires no internal electronic power supplies or current loops. Supply air conditioned to 20 psi passes through internal nozzle-flapper mechanisms to regulate the output between 3-15 psi. Cold junction compensation and electronic drift calibration are replaced by mechanical zero suppression adjustment via the suffix-R kit, permitting elevated line pressure offsets without signal saturation.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What air supply quality is required for reliable force-balance operation?\u003c\/p\u003e\n\u003cp\u003eA: The transmitter requires a stable 20 psi (140 kPa) supply of clean, dry, oil-free instrument air. Contaminants or moisture in the supply line cause orifice clogging and nozzle-flapper degradation.\u003c\/p\u003e\n\u003cp\u003eQ: How does the zero suppression kit (suffix R) alter baseline output calibration?\u003c\/p\u003e\n\u003cp\u003eA: The zero suppression kit applies a mechanical spring tension to the force bar assembly, offsetting the initial 3 psi baseline to compensate for static head pressures on the low-pressure side.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProcess Thread Engagement:\u003c\/strong\u003e Apply thread sealant rated for process fluid compatibility and ensure a minimum of 5 full turns of NPT engagement on the 1\/2 NPT process connectors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePneumatic Line Isolation:\u003c\/strong\u003e Install dedicated shutoff valves and air supply filter-regulators upstream of the 20 psi supply port to isolate instrument air during calibration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImpulse Line Mounting:\u003c\/strong\u003e Mount impulse piping with a minimum slope of 1:12 toward the process taps to prevent gas accumulation in liquid lines or condensation buildup in gas lines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eZero Adjustment:\u003c\/strong\u003e Verify line pressure equalization via a three-valve manifold before setting the mechanical zero screw under atmospheric reference conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental Sealing:\u003c\/strong\u003e Ensure front cover gaskets remain fully seated to uphold the NEMA 3 \/ IP53 enclosure rating against ambient dust and rain.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Foxboro","offers":[{"title":"Default Title","offer_id":43969173356634,"sku":"13AMS2","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/473._e2a80a81-9339-4077-ba06-80c5021bd3f7.jpg?v=1788162789","url":"https:\/\/www.spareoil.com\/es\/products\/13a-ms2-r-13a-series-foxboro-pneumatic-pressure-transmitter","provider":"SpareOil Automation","version":"1.0","type":"link"}