{"product_id":"siemens-6es7972-0da00-0aa0-rs485-terminating-resistor","title":"Siemens 6ES7972-0DA00-0AA0 SIMATIC DP RS485 Terminating Resistor PROFIBUS MPI PLC Accessory","description":"\u003cp\u003eThe Siemens 6ES7972-0DA00-0AA0 is a SIMATIC DP RS485 terminating resistor for closing PROFIBUS or MPI network segments, powered from a 24 VDC bus supply within a 20.4-28.8 V range and drawing 30 mA typical. It supports transmission rates up to 12 Mbit\/s, carries an IP20 enclosure rated for 0 to 60 degrees C operation, and weighs 95 g.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder No. (MLFB)\u003c\/td\u003e\n\u003ctd\u003e6ES7972-0DA00-0AA0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEAN\u003c\/td\u003e\n\u003ctd\u003e4025515063001\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eSiemens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eSIMATIC DP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Designation\u003c\/td\u003e\n\u003ctd\u003eRS485 Terminating Resistor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage, Rated (DC)\u003c\/td\u003e\n\u003ctd\u003e24 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage Range (DC)\u003c\/td\u003e\n\u003ctd\u003e20.4 to 28.8 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Consumption, typ.\u003c\/td\u003e\n\u003ctd\u003e30 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Loss, max.\u003c\/td\u003e\n\u003ctd\u003e0.72 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmission Rate\u003c\/td\u003e\n\u003ctd\u003e9.6 kbit\/s to 12 Mbit\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDegree of Protection\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmbient Temperature (Operation)\u003c\/td\u003e\n\u003ctd\u003e0 to 60 degrees C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmbient Temperature (Storage\/Transport)\u003c\/td\u003e\n\u003ctd\u003e-40 to 70 degrees C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity (Operation, max.)\u003c\/td\u003e\n\u003ctd\u003e95 percent at +25 degrees C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Connection (Supply Voltage)\u003c\/td\u003e\n\u003ctd\u003eScrew terminal block\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Connection (PROFIBUS Cables)\u003c\/td\u003e\n\u003ctd\u003eScrew terminal block\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth\u003c\/td\u003e\n\u003ctd\u003e60 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight\u003c\/td\u003e\n\u003ctd\u003e70 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth\u003c\/td\u003e\n\u003ctd\u003e43 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaritime Approval\u003c\/td\u003e\n\u003ctd\u003eKR (Korean Register of Shipping)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eDE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet Weight\u003c\/td\u003e\n\u003ctd\u003e95 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eSelection Notes\u003c\/h2\u003e\u003cp\u003eThis terminating resistor closes the RS485 bus electrically at the physical end of a PROFIBUS or MPI segment; installing one only at each of the two segment ends, not on every station, keeps reflections and signal levels within spec at the full 12 Mbit\/s rate. Match its 24 VDC bus-supply need against the segment design when using unpowered stations, since active bus termination on PROFIBUS\/MPI needs its own 24 V feed unlike a passive terminator.\u003c\/p\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eInstalled at the electrical ends of a PROFIBUS DP or MPI RS485 segment to prevent signal reflections on multidrop networks connecting SIMATIC controllers, HMIs, and field devices.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53959586382107,"sku":"6ES7972-0DA00-0AA0","price":156.2,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/7722\/4475\/files\/siemens-6es7972-0da00-0aa0-rs485-terminating-resistor.png?v=1789799720","url":"https:\/\/stoklink.com\/products\/siemens-6es7972-0da00-0aa0-rs485-terminating-resistor","provider":"Stoklink","version":"1.0","type":"link"}