{"product_id":"foxboro-873rs-aiwfnz-7-electrochemical-analyzers","title":"Foxboro 873RS-AIWFNZ-7 Electrochemical Analyzers","description":"\u003cp\u003eConfigured for electrochemical measurement execution in Foxboro process control systems, the \u003cstrong\u003eFoxboro 873RS-AIWFNZ-7\u003c\/strong\u003e (\u003cstrong\u003e873RS\u003c\/strong\u003e) Electrochemical Analyzer provides direct physical\/electrical execution. It processes sensor inputs to deliver isolated 4 to 20 mA dc measurement outputs while housed within a FM certified, nonincendive metal field enclosure.\u003c\/p\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\u003e873RS-AIWFNZ-7 (873RS)\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\u003eConsult Factory\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e2.5 Kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard Field Enclosure Class\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to 50 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e120 V ac, 50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eElectrochemical Analyzers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries Model\u003c\/td\u003e\n\u003ctd\u003e873RS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Output\u003c\/td\u003e\n\u003ctd\u003e4 to 20 mA dc, Isolated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Protection\u003c\/td\u003e\n\u003ctd\u003eIP 21 with Storm Door\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003e4-20 mA HART Loop Protocol and Isolation\u003c\/h3\u003e\n\u003cp\u003eThe analyzer ensures high-integrity signal transmission by providing isolated 4 to 20 mA dc outputs that interface directly with distributed control loops. Supporting robust galvanic isolation, the unit protects downstream monitoring systems and controller inputs from ground loops and common-mode electrical interference. This isolation framework maintains signal fidelity for process variables when integrated alongside broader 4-20 mA HART loop protocol architectures and fieldbus communication networks.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the 873RS-AIWFNZ-7 analyzer support field-replaceable power supply modules?\u003c\/p\u003e\n\u003cp\u003eA: Internal power supply configurations are factory-set based on the model code suffix, requiring adherence to rated 120 V ac input specifications.\u003c\/p\u003e\n\u003cp\u003eQ: What level of environmental protection does the enclosure provide?\u003c\/p\u003e\n\u003cp\u003eA: The metal field enclosure carries an IP 21 rating and includes an optional storm door for additional physical protection.\u003c\/p\u003e\n\u003cp\u003eQ: Is the measurement output signal isolated from external circuits?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the unit provides an isolated 4 to 20 mA dc measurement output to prevent ground loop interference.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the analyzer housing securely onto a vertical panel or structural support using the designated mounting brackets, ensuring adequate clearance for door opening and cable entry. Verify that the incoming power supply matches the 120 V ac rating before connecting line voltage terminals. Route sensor input cables through approved conduit fittings separately from power wiring, and terminate cable shields cleanly to the internal chassis ground stud to maintain noise immunity.\u003c\/p\u003e","brand":"Foxboro","offers":[{"title":"Default Title","offer_id":67694917386549,"sku":"873RS-AIYFNZ-7","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/873RS-AIYFNZ-7.png?v=1791959612","url":"https:\/\/www.5gplc.com\/products\/foxboro-873rs-aiwfnz-7-electrochemical-analyzers","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}