{"product_id":"foxboro-n0311gd-multi-protocol-communication-i-o-module","title":"Foxboro N0311GD Multi-Protocol Communication I\/O Module","description":"\u003ch3\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eFoxboro N0311GD\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a versatile communication and I\/O interface module engineered for the Foxboro I\/A Series DCS. It delivers multi-protocol connectivity, signal conditioning, and real-time data exchange between field instruments and the DCS controller, making it a key component for heterogeneous industrial networks.\u003c\/p\u003e\n\u003cp\u003eThe module supports Modbus RTU, Modbus TCP\/IP, HART, and proprietary Foxboro protocols, enabling seamless integration across various vendors’ devices. Communication is facilitated through Ethernet (10\/100 Mbps), RS‑232, and RS‑485 ports, while dual-network redundancy ensures high availability in critical systems. Rugged construction, EMI\/RFI shielding, surge protection, and conformal-coated electronics allow reliable operation in harsh industrial environments.\u003c\/p\u003e\n\u003cp\u003eSome variants function as an 8-channel digital input module, providing isolated inputs for PLC\/DCS integration with \u0026lt;1 ms response time. This dual-purpose design enhances deployment flexibility across multiple control system architectures.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eMulti-protocol support: Modbus RTU, Modbus TCP\/IP, HART, Foxboro proprietary\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCommunication ports: Ethernet 10\/100 Mbps, RS‑232, RS‑485\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDual-network redundancy for fault-tolerant operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eReal-time diagnostics for monitoring and troubleshooting\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRugged, conformal-coated electronics with EMI\/RFI shielding and surge protection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e24 VDC nominal power with optional redundant input\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRack-mounted or chassis-integrated installation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOptional digital input variant: 8 isolated 24 VDC inputs, \u0026lt;1 ms response time, IP20\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCommunication \u0026amp; Networking\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eSupported Protocols: Modbus RTU, Modbus TCP\/IP, HART, Foxboro proprietary\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePorts: Ethernet 10\/100 Mbps, RS‑232, RS‑485\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDual-network redundancy supported\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eElectrical\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eSupply Voltage: 24 VDC nominal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRedundant Input: Supported\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePower Consumption: ~5 W\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eEnvironmental\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eOperating Temperature: –20°C to +70°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStorage Temperature: –40°C to +85°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHumidity: 5–95% non-condensing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProtection: EMI\/RFI shielding, surge protection, conformal coating\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDigital-input variant: IP20 rated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eMechanical\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eMounting: Rack-mounted or chassis-integrated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDimensions: Communication module: 140 × 60 × 35 mm; Digital-input variant: 100 × 50 × 25 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWeight: 0.5 kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eGateway for mixed-protocol industrial networks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIntegration of Modbus, HART, and proprietary Foxboro devices\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eReal-time data acquisition, monitoring, and diagnostics\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eManufacturing, petrochemical, power generation, and oil \u0026amp; gas\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDigital input processing for sensors, switches, and machine signals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Which communication protocols does the N0311GD support?\u003c\/strong\u003e\u003cbr\u003eA: Modbus RTU, Modbus TCP\/IP, HART, and proprietary Foxboro protocols.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can it be used as a digital input module?\u003c\/strong\u003e\u003cbr\u003eA: Yes, certain variants offer 8 isolated 24 VDC digital inputs with \u0026lt;1 ms response time.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is it suitable for harsh environments?\u003c\/strong\u003e\u003cbr\u003eA: Yes, the module features rugged construction, EMI\/RFI shielding, surge protection, and conformal-coated electronics.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How is it mounted?\u003c\/strong\u003e\u003cbr\u003eA: It supports rack-mounted or chassis-integrated installation; some digital-input variants allow DIN-rail mounting.\u003c\/p\u003e","brand":"Foxboro","offers":[{"title":"Default Title","offer_id":43194951499866,"sku":"N0311GD","price":177.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/SY-0301060R1_3197d39b-03c7-42f6-94dd-584e20c0df1b.jpg?v=1775721065","url":"https:\/\/www.plcmasters.com\/products\/foxboro-n0311gd-multi-protocol-communication-i-o-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}