{"product_id":"dstc452-5751017-a-abb-s400-i-o-series-fieldbus-modem","title":"DSTC452 5751017-A ABB S400 I\/O Series Fieldbus Modem","description":"\u003cp\u003eConfigured for FSK signal transmission over a coaxial serial I\/O bus, the \u003cstrong\u003eABB DSTC452 5751017-A\u003c\/strong\u003e (\u003cstrong\u003eDSTC452\u003c\/strong\u003e S400 Fieldbus Modem) provides the physical modem interface for ABB S400 I\/O communication systems.\u003c\/p\u003e\n\u003ch3\u003eModel Identification\u003c\/h3\u003e\n\u003cp\u003eThe supplied references identify the DSTC452 as an ABB S400 Fieldbus Modem with the following ordering information:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProduct Model: DSTC452\u003c\/li\u003e\n\u003cli\u003eSpare Model: 5751017-A\u003c\/li\u003e\n\u003cli\u003eProduct Type: S400 Fieldbus Modem\u003c\/li\u003e\n\u003cli\u003eCommunication Method: FSK\u003c\/li\u003e\n\u003cli\u003eBus Application: Serial I\/O Bus\u003c\/li\u003e\n\u003cli\u003ePhysical Interface: Coax\u003c\/li\u003e\n\u003cli\u003eManufacturer: ABB\u003c\/li\u003e\n\u003cli\u003eManufacturer Name: ASEA Brown Boveri\u003c\/li\u003e\n\u003cli\u003eProduct Status: Discontinued by manufacturer\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\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\u003eDSTC452\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eABB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eS400 Fieldbus Modem\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eS400 I\/O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpare Model\u003c\/td\u003e\n\u003ctd\u003e5751017-A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModulation\u003c\/td\u003e\n\u003ctd\u003eFSK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBus Type\u003c\/td\u003e\n\u003ctd\u003eSerial I\/O Bus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhysical Medium\u003c\/td\u003e\n\u003ctd\u003eCoax\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Function\u003c\/td\u003e\n\u003ctd\u003eFieldbus modem interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eNot specified in supplied data\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eNot specified in supplied data\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eSweden\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.05 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e11.5 x 22.5 x 5.8 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTariff Code\u003c\/td\u003e\n\u003ctd\u003e8517620050\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eABB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Status\u003c\/td\u003e\n\u003ctd\u003eDiscontinued by manufacturer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eSerial I\/O Bus Communication\u003c\/h3\u003e\n\u003cp\u003eThe DSTC452 is specified as an FSK modem for the ABB S400 serial I\/O bus. Its communication function is based on frequency-shift keying over a coaxial physical connection.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFSK modulation is specified for serial I\/O bus communication.\u003c\/li\u003e\n\u003cli\u003eThe coaxial interface provides the physical transmission medium identified in the supplied product data.\u003c\/li\u003e\n\u003cli\u003eThe unit is associated with the ABB S400 I\/O system.\u003c\/li\u003e\n\u003cli\u003eCommunication compatibility should be verified against the installed S400 system architecture.\u003c\/li\u003e\n\u003cli\u003eThe supplied data does not specify transmission speed, maximum bus length, connector type, or electrical termination requirements.\u003c\/li\u003e\n\u003cli\u003eThese parameters should be confirmed from the applicable ABB system documentation before field replacement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x ABB DSTC452 S400 Fieldbus Modem\u003c\/li\u003e\n\u003cli\u003eSpare Model: 5751017-A\u003c\/li\u003e\n\u003cli\u003eCommunication Type: FSK\u003c\/li\u003e\n\u003cli\u003eBus Interface: Serial I\/O Bus\u003c\/li\u003e\n\u003cli\u003ePhysical Connection: Coax\u003c\/li\u003e\n\u003cli\u003eAdditional accessories or mounting kits are not identified in the supplied product data.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003ch4\u003ePhysical Installation\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eVerify the DSTC452 model and spare reference against the existing S400 I\/O system before replacement.\u003c\/li\u003e\n\u003cli\u003eInstall the modem in the designated equipment position according to the original system configuration.\u003c\/li\u003e\n\u003cli\u003eEnsure that the module is mechanically secured before connecting the communication cable.\u003c\/li\u003e\n\u003cli\u003eKeep the coaxial cable free from excessive bending and mechanical stress.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCoaxial Bus Connection\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm that the coaxial cable type and connector arrangement match the existing S400 installation.\u003c\/li\u003e\n\u003cli\u003eInspect coaxial connectors for contamination, mechanical damage, or loose connections.\u003c\/li\u003e\n\u003cli\u003eRoute the coaxial communication cable separately from high-current power conductors where practical.\u003c\/li\u003e\n\u003cli\u003eAvoid unnecessary cable loops and maintain the original cable routing where possible.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCommissioning\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eVerify the physical coaxial connection before applying system power.\u003c\/li\u003e\n\u003cli\u003eCheck communication diagnostics after installation.\u003c\/li\u003e\n\u003cli\u003eConfirm correct data exchange between the S400 I\/O system and the connected serial I\/O bus.\u003c\/li\u003e\n\u003cli\u003eIf communication faults occur, inspect cable continuity, connector condition, bus termination, and modem compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the ABB DSTC452?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe DSTC452 is specified as an ABB S400 Fieldbus Modem designed for FSK communication over a serial I\/O bus using a coaxial physical connection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the spare model for DSTC452?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe supplied spare model is 5751017-A. This reference should be checked against the existing equipment documentation before replacement.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat modulation method does DSTC452 use?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe supplied product data specifies FSK, or frequency-shift keying, for communication over the ABB S400 serial I\/O bus.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat physical medium does the modem use?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe supplied data specifies coax as the physical communication medium. The exact cable and connector specifications are not provided.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs the DSTC452 currently manufactured by ABB?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe supplied product information identifies DSTC452 as discontinued by the manufacturer. Compatibility should therefore be verified before system replacement.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs the communication speed specified?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo communication speed is provided in the supplied technical data. The applicable ABB S400 system documentation should be consulted for the supported transmission rate.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan any FSK modem replace the DSTC452?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo direct substitution should be assumed. Modulation, bus protocol, coaxial interface, electrical characteristics, and system compatibility must match the S400 I\/O architecture.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the physical weight of DSTC452?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe listed product weight is 1.05 kg. The estimated shipping dimensions are 11.5 x 22.5 x 5.8 cm.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":46021157650605,"sku":"DSTC452 5751017-A","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/5751017-A_13.jpg?v=1784538335","url":"https:\/\/www.maxwellplc.com\/ga\/products\/dstc452-5751017-a-abb-s400-i-o-series-fieldbus-modem","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}