{"product_id":"dry-contact-fiber-multiplexer-4-channel-unidirectional-optical-fiber-modem-converter","title":"Dry contact Fiber Multiplexer 4 channel unidirectional Optical Fiber Modem Converter","description":"\u003cp\u003eThis dry contact fiber multiplexer is designed for stable and secure dry contact signal transmission in demanding industrial environments. It supports up to 4-channel unidirectional or 2-channel bidirectional dry contact communication over optical fiber, helping eliminate electromagnetic interference and improve transmission reliability.\u003c\/p\u003e\n\u003cp\u003eIndustrial-grade protection, the device features surge protection, redundant dual power inputs, fanless cooling, and wide temperature operation from -40°C to +85°C. The compact rail-mount design allows easy installation inside industrial cabinets, automation systems, traffic control equipment, and power monitoring systems.\u003c\/p\u003e\n\u003cp\u003eThe dry contact over fiber multiplexer supports SC, FC, ST or SFP slot optical interfaces and transmission distances up to 100km, which provides flexible deployment for industrial communication networks.\u003c\/p\u003e\n\u003ch2\u003eDry contact Fiber Multiplexer \u003cspan\u003e \u003c\/span\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eIt can support unidirectional 4-channel dry contact and bidirectional 2-channel dry contact; Dry contact type supports dry node and wet node;\u003c\/li\u003e\n\u003cli\u003eThe switching state of the dry contact is stable when it is turned on or the optical fiber is not connected, and there will be no disorderly action state;\u003c\/li\u003e\n\u003cli\u003eThe dry contact input interface has its own filter to filter out the interference pulse and ensure the stable output of the dry contact signal at the output terminal;\u003c\/li\u003e\n\u003cli\u003eIt is possible to set the normally open and normally closed states of each switch output when the optical fiber is not connected;\u003c\/li\u003e\n\u003cli\u003eDry contact interface anti-radar to IEC61000-4-5 (8\/20μS) differential mode: 6KV, impedance (2Ω); common mode: 6KV, impedance (2Ω) standard;\u003c\/li\u003e\n\u003cli\u003eSupport a wide range of 9-55V AC and DC power input;\u003c\/li\u003e\n\u003cli\u003eSupport internal isolation, redundant dual power input;\u003c\/li\u003e\n\u003cli\u003eThe power supply supports overload protection and anti-reverse connection protection;\u003c\/li\u003e\n\u003cli\u003eComply with industrial level 4 electromagnetic compatibility requirements;\u003c\/li\u003e\n\u003cli\u003eSuper lightning protection function: lightning protection, anti-inductive high voltage, anti-surge, etc.;\u003c\/li\u003e\n\u003cli\u003eNo fan for efficient heat dissipation, reducing repair time;\u003c\/li\u003e\n\u003cli\u003eAnodized aluminum alloy shell, IP40 protection level, can withstand the test of harsh environment;\u003c\/li\u003e\n\u003cli\u003eRail or wall-mounted installation;\u003c\/li\u003e\n\u003cli\u003eWide temperature type: working temperature -40℃~ +85℃;\u003c\/li\u003e\n\u003cli\u003eAll models have passed 100% oven test;\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"dry contact fiber multiplexer 4 channel undirectional application\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/0033\/0406\/files\/2_6a5d722f-9c02-4a08-8a16-b08c04cbdf4a.png?v=1779767594\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" alt=\"dry contact fiber multiplexer 4 channel\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/0033\/0406\/files\/4_175fa1ac-7a2e-4565-91bb-e3bb133c9999.png?v=1779767594\"\u003e\u003c\/div\u003e\n\u003ch2\u003e\n\u003cspan\u003eOptical Fiber Modem\u003c\/span\u003e Parameter\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ch3\u003eIndustrial Fiber Mux\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eFiber\u003c\/strong\u003e\u003cstrong\u003e  \u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"padding-left: 40px;\"\u003e\u003cstrong\u003e\u003cb\u003eOptical port：\u003c\/b\u003e\u003c\/strong\u003e1\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\"\u003e\u003cstrong\u003e\u003cb\u003eOptical Fiber：\u003c\/b\u003e\u003c\/strong\u003eSingle\/Dual fiber\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\"\u003e\u003cstrong\u003e\u003cb\u003eFiber interface：\u003c\/b\u003e\u003c\/strong\u003eSC\/FC\/ST\/LC(\u003ca rel=\"noopener\" href=\"https:\/\/ip-fiber.com\/products\/100base-t-copper-sfp-module?_pos=2\u0026amp;_sid=7c53fca92\u0026amp;_ss=r\" target=\"_blank\"\u003eSFP\u003c\/a\u003e) Optional\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\"\u003e\u003cstrong\u003e\u003cb\u003eWavelength：\u003c\/b\u003e\u003c\/strong\u003e850nm\/1310nm Multimode；1310nm\/1550nm Single mode\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\"\u003e\u003cstrong\u003e\u003cb\u003eRelay\u003c\/b\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003cb\u003e-free\u003c\/b\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003cb\u003e transmission distance:\u003c\/b\u003e\u003c\/strong\u003e 0~80Km\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\"\u003e\u003cstrong\u003e\u003cb\u003eTypical transmit power:\u003c\/b\u003e\u003c\/strong\u003e single mode 100uw — 0.93mw\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ch3\u003e \u003cb\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003eD\u003c\/span\u003e\u003c\/span\u003e\u003c\/b\u003e\u003cb\u003e\u003cspan\u003ery contact to \u003c\/span\u003e\u003c\/b\u003e\u003cb\u003e\u003cspan\u003e\u003cspan style=\"font-family: Calibri;\"\u003eF\u003c\/span\u003e\u003c\/span\u003e\u003c\/b\u003e\u003cb\u003e\u003cspan\u003eiber Converter \u003c\/span\u003e\u003c\/b\u003e\u003cstrong\u003eInterface\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"padding-left: 40px;\"\u003e\u003cstrong\u003e\u003cb\u003eOutput interface type:\u003c\/b\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\"\u003e\u003cstrong\u003e\u003cb\u003eDry contact:\u003cspan\u003e \u003c\/span\u003e\u003c\/b\u003e\u003c\/strong\u003esignal relay dry contact output;\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\"\u003e\u003cstrong\u003e\u003cb\u003ePulse amount (wet contact):\u003c\/b\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\"\u003eOptical MOS relay output, 0-VCC (VCC is the power supply voltage of the machine)\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\"\u003eResponse time dry contact output: \u0026lt;1.2ms; wet contact output \u0026lt;0.6ms\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\"\u003eSwitch signal dry contact output 30VDC\/0.5A; wet contact output: 245VDC\/0.12A\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\"\u003eMaximum switching frequency 50HZ\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\"\u003eOutput surge protection: dry contact output: none; wet contact output: TVS+solid discharge tube protection\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ch3\u003e Optical Fiber Modem Environmental\u003c\/h3\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"padding-left: 40px;\"\u003e\u003cstrong\u003e\u003cb\u003eWorking temperature:\u003cspan\u003e \u003c\/span\u003e\u003c\/b\u003e\u003c\/strong\u003e-40℃—+85℃\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\"\u003e\u003cstrong\u003e\u003cb\u003eStorage temperature:\u003cspan\u003e \u003c\/span\u003e\u003c\/b\u003e\u003c\/strong\u003e-40℃—+85℃\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\"\u003e\u003cstrong\u003e\u003cb\u003eWorking humidity:\u003cspan\u003e \u003c\/span\u003e\u003c\/b\u003e\u003c\/strong\u003e0%—95% (non-condensing)\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\"\u003e\u003cstrong\u003e\u003cb\u003eMTBF:\u003cspan\u003e \u003c\/span\u003e\u003c\/b\u003e\u003c\/strong\u003e\u0026gt;100,000 hours\u003cbr\u003e\u003c\/p\u003e\n\u003ch2 class=\"dj-title\"\u003eSpecification\u003c\/h2\u003e\n\u003cdiv class=\"table_wrap\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"191\"\u003eProduct Number\u003c\/td\u003e\n\u003ctd width=\"502\"\u003eBD-OP-4SER-I-T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"191\"\u003eProduct Function Description\u003c\/td\u003e\n\u003ctd width=\"502\"\u003eIndustrial rail type 4-Channel dry contact fiber mux\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"191\"\u003eService Port Description\u003c\/td\u003e\n\u003ctd width=\"502\"\u003e4-Channel dry contact, 1 optical fiber interface interfaces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"191\"\u003ePower Supply\u003c\/td\u003e\n\u003ctd width=\"502\"\u003eRedundant dual power supply input DC9-48V, power consumption \u0026lt;5W Overload protection: support; reverse polarity protection: support; redundant protection: support Access terminal: 4-core 5.08mm pitch plug-in terminal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"191\"\u003eProduct Size\u003c\/td\u003e\n\u003ctd width=\"502\"\u003e110mm(L) x 86mm(W) x 40.5mm(H)\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eInstallation method: guide rail installation, wall-mounted installation\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"191\"\u003eWeight\u003c\/td\u003e\n\u003ctd width=\"502\"\u003e0.295KG\/PCS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e","brand":"Baudcom","offers":[{"title":"Default Title","offer_id":56530843107494,"sku":"BD-OP-SER4","price":75.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/0033\/0406\/files\/dry_contact_to_fiber_converter.jpg?v=1779773836","url":"https:\/\/ip-fiber.com\/products\/dry-contact-fiber-multiplexer-4-channel-unidirectional-optical-fiber-modem-converter","provider":"Baudcom","version":"1.0","type":"link"}