{"id":33280,"date":"2026-08-12T09:45:00","date_gmt":"2026-08-12T08:45:00","guid":{"rendered":"https:\/\/www.engineernewsnetwork.com\/blog\/?p=33280"},"modified":"2026-08-11T10:33:19","modified_gmt":"2026-08-11T09:33:19","slug":"digital-high-temperature-high-pressure-ph-orp-sensor-for-harsh-process-conditions","status":"publish","type":"post","link":"https:\/\/www.engineernewsnetwork.com\/blog\/digital-high-temperature-high-pressure-ph-orp-sensor-for-harsh-process-conditions\/","title":{"rendered":"Digital high-temperature, high-pressure pH\/ORP sensor for harsh process conditions"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Emerson&#8217;s\u00a0<strong><a href=\"https:\/\/www.emerson.com\/en\/measurement-instrumentation\/products\/rosemount-350a-ph-orp-sensor\" target=\"_blank\" rel=\"noreferrer noopener\"><u>Rosemount 350A High Performance pH\/ORP Sensor<\/u><\/a> <\/strong>is\u00a0designed to deliver reliable measurements in harsh processes while simplifying installation and maintenance through a digital, plug-and-play sensor connection.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Many demanding pH applications, especially high-temperature, high-pressure and retractable installations, can challenge conventional analogue sensors with signal noise, wiring complexity and limited diagnostic insight. The Rosemount 350A digital sensor addresses these issues by converting and transmitting pH\/ORP data digitally, reducing susceptibility to electrical noise and helping teams get to a stable measurement faster.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">With a digital Modbus interface and M12 quick-connect cabling, the sensor supports plug-and-play commissioning and can help eliminate common installation errors associated with manual wiring. The digital design also enables interoperability across Rosemount digital liquid analysis sensors, supporting simplified spares and standardisation across sites.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><a href=\"https:\/\/www.engineernewsnetwork.com\/blog\/wp-content\/uploads\/2026\/08\/Rosemount-350A-High-Performance-pH-Sensor.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1005\" height=\"1024\" src=\"https:\/\/www.engineernewsnetwork.com\/blog\/wp-content\/uploads\/2026\/08\/Rosemount-350A-High-Performance-pH-Sensor-1005x1024.jpg\" alt=\"\" class=\"wp-image-33282\" style=\"aspect-ratio:0.9814517306849715;width:564px;height:auto\" srcset=\"https:\/\/www.engineernewsnetwork.com\/blog\/wp-content\/uploads\/2026\/08\/Rosemount-350A-High-Performance-pH-Sensor-1005x1024.jpg 1005w, https:\/\/www.engineernewsnetwork.com\/blog\/wp-content\/uploads\/2026\/08\/Rosemount-350A-High-Performance-pH-Sensor-294x300.jpg 294w, https:\/\/www.engineernewsnetwork.com\/blog\/wp-content\/uploads\/2026\/08\/Rosemount-350A-High-Performance-pH-Sensor-768x783.jpg 768w, https:\/\/www.engineernewsnetwork.com\/blog\/wp-content\/uploads\/2026\/08\/Rosemount-350A-High-Performance-pH-Sensor.jpg 1256w\" sizes=\"auto, (max-width: 1005px) 100vw, 1005px\" \/><\/a><figcaption class=\"wp-element-caption\"><em>The sensor&#8217;s 5-pin M12 connector supports secure, plug-and-play digital connectivity for simplified installation and reliable signal transmission<\/em><\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">The Rosemount 350A stores calibration data and diagnostic information in the sensor, supporting bench calibration workflows and helping maintenance teams troubleshoot with more context. By capturing sensor health indicators and event history, the sensor can support more proactive maintenance planning and faster root-cause analysis.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Built for harsh applications, the Rosemount 350A supports retractable mounting styles and is offered with titanium body options and selectable reference electrolytes to match challenging process chemistries. These options help improve measurement performance in applications where temperature, pressure, coating or poisoning conditions can shorten sensor life.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&#8220;The Rosemount 350A&nbsp;High Performance pH\/ORP Sensor is designed to help customers simplify commissioning and improve measurement confidence in tough process conditions,&#8221; said&nbsp;Rachel Jang,&nbsp;global product manager, liquid analysis, with&nbsp;Emerson&#8217;s measurement instrumentation business. &#8220;By combining plug-and-play connectivity with onboard diagnostics and calibration storage, we&#8217;re helping teams reduce complexity and spend more time acting on trusted measurements.&#8221;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Emerson&#8217;s\u00a0Rosemount 350A High Performance pH\/ORP Sensor is\u00a0designed to deliver reliable measurements in harsh processes while simplifying installation and maintenance through a digital, plug-and-play sensor connection. Many demanding pH applications, especially high-temperature, high-pressure and retractable installations, can challenge conventional analogue sensors with signal noise, wiring complexity and limited diagnostic insight. The Rosemount 350A digital sensor addresses &hellip;<\/p>\n","protected":false},"author":1,"featured_media":33281,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[104,1],"tags":[325,15356],"class_list":["post-33280","post","type-post","status-publish","format-standard","has-post-thumbnail","","category-electronics","category-process","tag-emerson","tag-rosemount-350a-high-performance-ph-orp-sensor"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Digital high-temperature, high-pressure pH\/ORP sensor for harsh process conditions - Engineer News Network<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.engineernewsnetwork.com\/blog\/digital-high-temperature-high-pressure-ph-orp-sensor-for-harsh-process-conditions\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Digital high-temperature, high-pressure pH\/ORP sensor for harsh process conditions - Engineer News Network\" \/>\n<meta property=\"og:description\" content=\"Emerson&#8217;s\u00a0Rosemount 350A High Performance pH\/ORP Sensor is\u00a0designed to deliver reliable measurements in harsh processes while simplifying installation and maintenance through a digital, plug-and-play sensor connection. Many demanding pH applications, especially high-temperature, high-pressure and retractable installations, can challenge conventional analogue sensors with signal noise, wiring complexity and limited diagnostic insight. 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