{"product_id":"weidmuller-1504470000-ie-gwt-mb-2tx-1rs232-485-modbus-tcp-rtu-gateway","title":"Weidmuller 1504470000 IE-GWT-MB-2TX-1RS232\/485 Modbus TCP\/RTU Gateway","description":"\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003e\nFacilitating seamless protocol translation between serial Modbus RTU\/ASCII and Ethernet-based Modbus TCP networks, the \u003cstrong\u003eWeidmuller 1504470000\u003c\/strong\u003e (model \u003cstrong\u003eIE-GWT-MB-2TX-1RS232\/485\u003c\/strong\u003e) serves as an industrial-grade communication gateway designed for high-reliability automation environments. This device bridges legacy serial field devices with modern Ethernet control architectures, ensuring low-latency data transmission and robust network integration.\n\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eKey Features\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-bottom: 1.5rem; padding-left: 1.25rem;\"\u003e\n  \u003cli\u003eDual Ethernet ports (2TX) allowing for daisy-chain network topologies and simplified cabling.\u003c\/li\u003e\n  \u003cli\u003eSoftware-selectable serial interface supporting RS-232, RS-422, and RS-485 configurations.\u003c\/li\u003e\n  \u003cli\u003eRedundant 24 V DC power inputs to maximize system uptime and operational resilience.\u003c\/li\u003e\n  \u003cli\u003eIntegrated Serial Redirection and Priority Control for optimized traffic management.\u003c\/li\u003e\n  \u003cli\u003eCompact, space-saving IP30 plastic housing designed for standard DIN rail mounting.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-bottom: 1.5rem; padding-left: 1.25rem;\"\u003e\n  \u003cli\u003eSubstation automation and power monitoring network integration.\u003c\/li\u003e\n  \u003cli\u003eConnecting legacy serial PLCs and RTUs to modern SCADA host systems.\u003c\/li\u003e\n  \u003cli\u003eWater and wastewater treatment facility remote telemetry.\u003c\/li\u003e\n  \u003cli\u003eFactory automation and machine-to-machine (M2M) communication bridging.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748; text-align: left;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #2b6cb0;\"\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold;\"\u003eParameter\u003c\/th\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold;\"\u003eValue\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eWeidmuller\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eArticle Number (SKU)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e1504470000\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eModel Designation\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eIE-GWT-MB-2TX-1RS232\/485\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eEthernet Ports\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e2x RJ45 (10\/100BaseT(X))\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eSerial Ports\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e1x RS-232\/425\/485 (DB9 male or terminal block options)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eSupply Voltage\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e24 V DC (Redundant inputs)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eConnector Type\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e1 removable 7-pole terminal block\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eOperating Temperature\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e-40 to 75 degC\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eStorage Temperature\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e-40 to 85 degC\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eAmbient Relative Humidity\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e5% to 95% (non-condensing)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eProtection Class\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eIP30\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eHousing Material\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003ePlastic\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eMounting Type\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eDIN rail\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eDimensions (W x H x D)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e29 mm x 124.5 mm x 89.2 mm\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eNet Weight\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e190 g\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eShipping Weight (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e1.0 kg\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eConnections and Interfaces\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748; text-align: left;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #2b6cb0;\"\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold;\"\u003eInterface \/ Terminal\u003c\/th\u003e\n        \u003cth style=\"padding: 0.5rem; font-weight: bold;\"\u003eFunctional Assignment\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003e7-Pole Terminal Block\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eRedundant Power Input 1 (V1+, V1-), Redundant Power Input 2 (V2+, V2-), Functional Earth (FE)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eRJ45 Ports (1 \u0026amp; 2)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e10\/100BaseT(X) Ethernet interfaces with auto MDI\/MDI-X crossover detection\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eSerial Port\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eRS-232 (TxD, RxD, GND) \/ RS-485 (Data+, Data-, GND) software-configurable pins\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eEmpirical Engineering Insights\u003c\/h3\u003e\n\u003ch4 style=\"color: #2b6cb0; margin-top: 1rem; margin-bottom: 0.25rem;\"\u003eAlternative Models \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003e\nThe IE-GWT-MB-2TX-1RS232\/485 is backward compatible with standard Modbus RTU devices operating over RS-485 2-wire networks. When replacing older single-port serial servers, the dual Ethernet ports on this model eliminate the need for an external switch in simple line topologies, reducing overall panel hardware costs.\n\u003c\/p\u003e\n\n\u003ch4 style=\"color: #2b6cb0; margin-top: 1rem; margin-bottom: 0.25rem;\"\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003e\nIn high-density electrical cabinets, ensure adequate clearance around the IP30 plastic housing to maintain natural convection cooling. While rated up to 75 degC, operating continuously at extreme temperatures without proper ventilation can accelerate component aging. Always verify that the Modbus TCP client timeout settings are configured to accommodate the serial bus latency, especially when polling multiple daisy-chained RTU slaves.\n\u003c\/p\u003e\n\n\u003ch4 style=\"color: #2b6cb0; margin-top: 1rem; margin-bottom: 0.25rem;\"\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003e\nWhen wiring the RS-485 network, always install a 120-ohm termination resistor at both physical ends of the communication line to prevent signal reflections. Ensure the Functional Earth (FE) terminal on the 7-pole block is connected directly to a low-impedance ground plane to safeguard the internal transceiver circuits from transient voltage spikes and electromagnetic interference.\n\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; padding: 1rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cstrong style=\"color: #9b2c2c; display: block; margin-bottom: 0.5rem;\"\u003eCRITICAL WARNING\u003c\/strong\u003e\n  \u003cp style=\"color: #9b2c2c; margin: 0;\"\u003e\n    Disconnect all power sources before attempting installation, wiring, or removal of the gateway. Failure to de-energize the system can result in electrical shock, equipment damage, or unexpected control system behavior.\n  \u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; flex-direction: column; gap: 1rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 2rem; height: 2rem; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-weight: bold;\"\u003e1\u003c\/div\u003e\n    \u003cp style=\"color: #2d3748; margin: 0; padding-top: 0.25rem;\"\u003eMount the gateway onto a standard TS 35 DIN rail, ensuring the locking mechanism snaps firmly into place.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 2rem; height: 2rem; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-weight: bold;\"\u003e2\u003c\/div\u003e\n    \u003cp style=\"color: #2d3748; margin: 0; padding-top: 0.25rem;\"\u003eConnect the Functional Earth (FE) terminal to the local ground system to ensure proper noise immunity.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 2rem; height: 2rem; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-weight: bold;\"\u003e3\u003c\/div\u003e\n    \u003cp style=\"color: #2d3748; margin: 0; padding-top: 0.25rem;\"\u003eWire the redundant 24 V DC power supplies to the removable 7-pole terminal block, verifying correct polarity before energizing.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 2rem; height: 2rem; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-weight: bold;\"\u003e4\u003c\/div\u003e\n    \u003cp style=\"color: #2d3748; margin: 0; padding-top: 0.25rem;\"\u003eConnect the RJ45 Ethernet cables and the serial interface lines, securing all physical connections.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Weidmuller","offers":[{"title":"Default Title","offer_id":53102126203243,"sku":"IE-GWT-MB-2TX-1RS232\/485","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/ie-gwt-mb-2tx-1rs232485-ub3zkh2nhar.png?v=1776137750","url":"https:\/\/www.plcprotech.com\/de\/products\/weidmuller-1504470000-ie-gwt-mb-2tx-1rs232-485-modbus-tcp-rtu-gateway","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}