{"product_id":"siemens-6es7972-0bb12-0xa0-simatic-profibus-dp-bus-connector","title":"Siemens 6ES7972-0BB12-0XA0 SIMATIC PROFIBUS DP Bus Connector","description":"\u003cp\u003eConfigured for high-frequency data transmission in industrial automation systems, the \u003cstrong\u003eSiemens 6ES7972-0BB12-0XA0\u003c\/strong\u003e (\u003cstrong\u003e6ES7972-0BB12-0XA0\u003c\/strong\u003e Bus Connector) provides direct physical\/electrical execution. It connects physical PROFIBUS DP nodes to the serial bus line via a 90-degree cable outlet interface while supporting auxiliary programming equipment deployment through an integrated parallel programming (PG) interface socket.\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\u003e6ES7972-0BB12-0XA0\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\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eGermany\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.05 kg nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e15.8 mm x 64.0 mm x 35.6 mm (W x H x D)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003ePROFIBUS DP Bus Connector with PG Socket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Outlet Angle\u003c\/td\u003e\n\u003ctd\u003e90 degree orthogonal entry\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Data Rate\u003c\/td\u003e\n\u003ctd\u003eUp to 12 Mbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTermination Resistor\u003c\/td\u003e\n\u003ctd\u003eIntegrated slide-switch terminal network with isolation function\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSub-D Interface\u003c\/td\u003e\n\u003ctd\u003e9-pin Sub-D male connection loop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePG Interface Socket\u003c\/td\u003e\n\u003ctd\u003e9-pin Sub-D female programming pass-through port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eStandard internal cabinet environmental range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePassive component (zero active power draw)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eIndustrial Control \u0026amp; Drive Integration\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBackplane Bus Communication Velocity Licences and Network Nodes:\u003c\/strong\u003e The connector attaches directly to the RS-485 interface ports of S7-300 or ET 200M stations. It routes differential data packets between local physical drops without introducing propagation delays that could degrade backplane bus communication velocity data configurations across adjacent processing nodes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfinet \/ EtherNet\/IP Deterministic Networks Coexistence:\u003c\/strong\u003e Operating within legacy serial frameworks parallel to Profinet \/ EtherNet\/IP deterministic networks, this hardware handles fieldbus level processing. The integrated isolation mechanism cuts off downstream network segments when termination is active, protecting master loop segments from diagnostic disruptions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/O Density Scaling and Termination Control:\u003c\/strong\u003e The connector manages network architecture expansion by allowing localized line termination adjustability via an external slide switch. Activating the resistor drops out the outbound data line while completing the internal network impedance circuit, allowing modular I\/O density scaling adjustments across the surviving line segment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What specific hardware behaviors manifest if the integrated termination resistor switch is activated on an intermediate node of a running line?\u003c\/p\u003e\n\u003cp\u003eA: Turning the switch to the \"ON\" position completes the internal matching resistor network and breaks the connection to the outbound terminal line. This drops all downstream physical drops off the network, prompting the master CPU to log a node failure error.\u003c\/p\u003e\n\u003cp\u003eQ: Can an active programming terminal be connected to or disconnected from the integrated PG socket while the network is running?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The PG socket lines are configured parallel to the primary Sub-D bus pins. Plugging in or withdrawing a programming cable does not interrupt network traffic, provided the connector chassis remains physically secured to the station interface port.\u003c\/p\u003e","brand":"SIEMENS","offers":[{"title":"Default Title","offer_id":45133389922419,"sku":"6ES7972-0BB12-0XA0","price":410.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/screenshot_2026-06-25_10-04-15_2c41b2ab-2f08-439d-a6df-2c8f0bfa2792.png?v=1782353158","url":"https:\/\/www.dcssupplier.com\/products\/siemens-6es7972-0bb12-0xa0-simatic-profibus-dp-bus-connector","provider":"DcsSupplier Limited","version":"1.0","type":"link"}