{"id":1504,"date":"2025-11-07T14:26:57","date_gmt":"2025-11-07T06:26:57","guid":{"rendered":"https:\/\/sj-gauge.com\/?post_type=product&#038;p=1504"},"modified":"2026-03-26T22:42:02","modified_gmt":"2026-03-26T14:42:02","slug":"prd-fef","status":"publish","type":"product","link":"https:\/\/www.sj-gauge.com\/vi\/san-pham\/prd-fef\/","title":{"rendered":"C\u1ea3m bi\u1ebfn \u00e1p su\u1ea5t k\u1ef9 thu\u1eadt s\u1ed1, t\u00edn hi\u1ec7u \u0111\u1ea7u ra RS485"},"content":{"rendered":"<p>PRD-FEF l\u00e0 m\u1ed9t \u0111\u1ed3ng h\u1ed3 \u00e1p su\u1ea5t k\u1ef9 thu\u1eadt s\u1ed1 c\u00f3 c\u1ed5ng giao ti\u1ebfp RS-485, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho gi\u00e1m s\u00e1t t\u1eeb xa v\u00e0 t\u00edch h\u1ee3p h\u1ec7 th\u1ed1ng. Thi\u1ebft b\u1ecb n\u00e0y h\u1ed7 tr\u1ee3 d\u1ea3i \u00e1p su\u1ea5t t\u1eeb 5 kPa \u0111\u1ebfn 800 bar v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c l\u00ean \u0111\u1ebfn \u00b10.25% F.S., v\u00e0 \u0111\u01b0\u1ee3c trang b\u1ecb c\u1ea3m bi\u1ebfn b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 316 c\u00f9ng c\u00e1c b\u1ed9 ph\u1eadn ti\u1ebfp x\u00fac v\u1edbi ch\u1ea5t l\u1ecfng b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9 304, \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 tin c\u1eady l\u00e2u d\u00e0i. M\u00e0n h\u00ecnh LCD 2,5 inch cung c\u1ea5p hi\u1ec3n th\u1ecb th\u1eddi gian th\u1ef1c r\u00f5 r\u00e0ng, ho\u1ea1t \u0111\u1ed9ng tr\u00ean ngu\u1ed3n \u0111i\u1ec7n DC 16\u201332V. V\u1edbi th\u1eddi gian ph\u1ea3n h\u1ed3i d\u01b0\u1edbi 50 ms, \u0111\u01a1n v\u1ecb \u00e1p su\u1ea5t c\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh, nhi\u1ec1u t\u00f9y ch\u1ecdn ren v\u00e0 t\u01b0\u01a1ng th\u00edch v\u1edbi c\u00e1c y\u1ebfu t\u1ed1 l\u00e0m m\u00e1t, PRD-FEF l\u00e0 l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng cho h\u1ec7 th\u1ed1ng t\u1ef1 \u0111\u1ed9ng h\u00f3a, gi\u00e1m s\u00e1t qu\u00e1 tr\u00ecnh, thu th\u1eadp \u00e1p su\u1ea5t t\u1eeb xa v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng truy\u1ec1n th\u00f4ng c\u00f4ng nghi\u1ec7p.<\/p>","protected":false},"excerpt":{"rendered":"<ul>\n<li>D\u1ea5u hi\u1ec7u \u0111\u1ea7u ra RS-485, d\u00f9ng cho gi\u00e1m s\u00e1t t\u1eeb xa<\/li>\n<li>M\u00e0n h\u00ecnh LCD hi\u1ec3n th\u1ecb d\u1eef li\u1ec7u ngay l\u1eadp t\u1ee9c.<\/li>\n<li>D\u1ea3i \u0111o \u00e1p su\u1ea5t t\u1eeb 0 \u2026 10 kPa \u0111\u1ebfn 0 \u2026 1000 kg\/cm\u00b2<\/li>\n<\/ul>","protected":false},"featured_media":1506,"template":"","meta":{"_acf_changed":false},"product_brand":[40],"product_cat":[16,41],"product_tag":[],"class_list":{"0":"post-1504","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-sj-gauge","7":"product_cat-digital-pressure-gauge","8":"product_cat-pressure-instruments","10":"first","11":"instock","12":"shipping-taxable","13":"product-type-simple"},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.7 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>RS485 Digital Pressure Gauge | Modbus Communication | SJ Gauge<\/title>\n<meta name=\"description\" content=\"PRD-FEF digital pressure gauge with RS485 (Modbus) communication, designed for industrial automation and remote monitoring, offering reliable data transmission and real-time pressure measurement.\" \/>\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.sj-gauge.com\/vi\/san-pham\/prd-fef\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Digital Pressure Gauge, RS485 Output Signal\" \/>\n<meta property=\"og:description\" content=\"PRD-FEF digital pressure gauge with RS485 (Modbus) communication, designed for industrial automation and remote monitoring, offering reliable data transmission and real-time pressure measurement.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.sj-gauge.com\/vi\/san-pham\/prd-fef\/\" \/>\n<meta property=\"og:site_name\" content=\"SJ Gauge | Pressure Gauges, Thermometers &amp; 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