{"product_id":"model-178a-low-differential-pressure-transducer-25pa-25kpa-4-20ma-high-accuracy-air-sensor-0-25-rss-senba","title":"Model 178A Low Differential Pressure Transducer 25Pa–25kPa 4–20mA High Accuracy Air Sensor ±0.25% RSS | SENBA","description":"\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto [content-visibility:auto] supports-[content-visibility:auto]:[contain-intrinsic-size:auto_100lvh] R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-69f2f818-e8c4-8323-80d7-dba03f9e3a29-56\" data-testid=\"conversation-turn-344\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"affea68d-9e19-4c16-949e-7f5733b00473\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word light markdown-new-styling\"\u003e\n\u003cp data-start=\"135\" data-end=\"458\"\u003eThe Model 178A from SENBA is a high-precision low differential pressure transducer designed for accurate measurement of air and other non-conductive gases. It delivers stable and reliable performance for HVAC, industrial, and environmental monitoring systems requiring precise low-pressure detection.\u003c\/p\u003e\n\u003cp data-start=\"460\" data-end=\"832\"\u003eThis transducer supports a wide measurement range, including unidirectional pressure from 25Pa to 25,000Pa and bidirectional pressure from ±10Pa to ±10,000Pa, providing flexible integration across various applications. It offers multiple accuracy grades of ±0.8%, ±0.4%, and ±0.25% (RSS at constant temperature), ensuring selectable precision based on system requirements.\u003c\/p\u003e\n\u003cp data-start=\"834\" data-end=\"1151\"\u003eThe Model 178A features a standard 4–20mA analog output signal, enabling easy integration with PLCs, control systems, and industrial automation equipment. It also includes robust overload protection up to 15 PSI (100 kPa) in both forward and reverse directions, ensuring safe operation under high-pressure conditions.\u003c\/p\u003e\n\u003cp data-start=\"1153\" data-end=\"1334\"\u003eWith its high stability, low-pressure sensitivity, and reliable performance, the Model 178A is ideal for demanding applications requiring accurate differential pressure measurement.\u003c\/p\u003e\n\u003chr data-start=\"1336\" data-end=\"1339\"\u003e\n\u003cp data-start=\"1341\" data-end=\"1358\"\u003e\u003cstrong data-start=\"1341\" data-end=\"1358\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1359\" data-end=\"1724\"\u003e\n\u003cli data-section-id=\"1rsuqef\" data-start=\"1359\" data-end=\"1399\"\u003eLow differential pressure transducer\u003c\/li\u003e\n\u003cli data-section-id=\"p1ddfb\" data-start=\"1400\" data-end=\"1439\"\u003eMedium: air or non-conductive gases\u003c\/li\u003e\n\u003cli data-section-id=\"1p2ubkc\" data-start=\"1440\" data-end=\"1494\"\u003eMeasuring range: 25Pa to 25,000Pa (unidirectional)\u003c\/li\u003e\n\u003cli data-section-id=\"sjh5t5\" data-start=\"1495\" data-end=\"1538\"\u003eBidirectional range: ±10Pa to ±10,000Pa\u003c\/li\u003e\n\u003cli data-section-id=\"1n9w2z1\" data-start=\"1539\" data-end=\"1587\"\u003eAccuracy options: ±0.8%, ±0.4%, ±0.25% (RSS)\u003c\/li\u003e\n\u003cli data-section-id=\"1efzh8w\" data-start=\"1588\" data-end=\"1620\"\u003eOutput signal: 4–20mA analog\u003c\/li\u003e\n\u003cli data-section-id=\"13tkj0s\" data-start=\"1621\" data-end=\"1663\"\u003eOverload protection: ±15 PSI (100 kPa)\u003c\/li\u003e\n\u003cli data-section-id=\"vew90n\" data-start=\"1664\" data-end=\"1724\"\u003eStable performance under constant temperature conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1726\" data-end=\"1729\"\u003e\n\u003cp data-start=\"1731\" data-end=\"1748\"\u003e\u003cstrong data-start=\"1731\" data-end=\"1748\"\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1749\" data-end=\"1995\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"1ybdmmw\" data-start=\"1749\" data-end=\"1784\"\u003eHVAC system pressure monitoring\u003c\/li\u003e\n\u003cli data-section-id=\"1vku3mi\" data-start=\"1785\" data-end=\"1823\"\u003eCleanroom and air handling systems\u003c\/li\u003e\n\u003cli data-section-id=\"1wybfy9\" data-start=\"1824\" data-end=\"1872\"\u003eIndustrial differential pressure measurement\u003c\/li\u003e\n\u003cli data-section-id=\"1yz2m6e\" data-start=\"1873\" data-end=\"1915\"\u003eAir filtration and ventilation systems\u003c\/li\u003e\n\u003cli data-section-id=\"rrg9ee\" data-start=\"1916\" data-end=\"1954\"\u003eEnvironmental monitoring equipment\u003c\/li\u003e\n\u003cli data-section-id=\"1v5ax5y\" data-start=\"1955\" data-end=\"1995\" data-is-last-node=\"\"\u003eAutomation and process control systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\n\u003cdiv class=\"text-center\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"SENBA","offers":[{"title":"Default Title","offer_id":43909288165441,"sku":null,"price":0.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/4468\/5633\/files\/Sensors_Transducers-01-01.png?v=1777530654","url":"https:\/\/hext.in\/products\/model-178a-low-differential-pressure-transducer-25pa-25kpa-4-20ma-high-accuracy-air-sensor-0-25-rss-senba","provider":"Hext by Regent Electronics","version":"1.0","type":"link"}