{"product_id":"siemens-6es7157-0ac85-0xa0-fdc157-field-device-coupler","title":"Siemens 6ES7157-0AC85-0XA0 SIMATIC NET FDC 157 PROFIBUS PLC Communication Module","description":"\u003cp\u003eThe Siemens 6ES7157-0AC85-0XA0 is the Field Device Coupler FDC 157, a SIMATIC NET PROFIBUS DP to PA \/ Foundation Fieldbus H1 physical-layer coupler with an integrated bus-powered supply of up to 1 A for up to 31 field devices. It runs from 24 V DC, offers redundancy capability, and is rated IP20 for an extended -25 to 60 °C temperature range.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6ES7157-0AC85-0XA0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSiemens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSIMATIC NET\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eField Device Coupler for PROFIBUS PA and Foundation Fieldbus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSupply Voltage, rated (DC)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 V (20.4 to 28.8 V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eReverse Polarity Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOvervoltage Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMains\/Voltage Failure Stored Energy Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCurrent Consumption, max.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.3 A at 24 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Loss, typ.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e13.4 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePROFIBUS DP Transmission Rate, max.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e45.45 kbit\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePROFIBUS DP Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9-pin sub D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePROFIBUS PA Transmission Rate, max.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e31.25 kbit\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumber of Connectable Field Devices\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e31\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTotal Current Output to Field Devices, max.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIP Degree of Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIsolation Tested With\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e600 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAmbient Temperature, Operation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-25 to 60 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAmbient Temperature, Storage\/Transport\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40 to 70 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInstallation Altitude, max.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3,000 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRelative Humidity, Operation, max.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e95 %\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions (W x H x D)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e80 x 125 x 130 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight, approx.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e550 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEAN\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4047623404705\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eSelection Notes\u003c\/h2\u003e\u003cp\u003eThe FDC 157 couples a PROFIBUS DP segment at up to 45.45 kbit\/s to a PROFIBUS PA or Foundation Fieldbus H1 segment at 31.25 kbit\/s, so it sits at the transition point where DP-side controllers need to read PA\/FF field instruments without a separate power supply for the field segment - the integrated bus supply feeds up to 31 devices at up to 1 A total. Redundancy capability lets a second coupler back up the same field segment, relevant when the PA-side instruments sit on a process loop that cannot tolerate a single point of failure. IP20 limits mounting to a cabinet or enclosure rather than direct field installation.\u003c\/p\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003ePhysical-layer coupling point between a PROFIBUS DP automation network and PROFIBUS PA or Foundation Fieldbus H1 field instruments, such as process transmitters and positioners, mounted inside a control cabinet.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53959547486491,"sku":"6ES7157-0AC85-0XA0","price":1716.53,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/7722\/4475\/files\/siemens-product-image-coming-soon_74cdc955-3bf2-4713-985a-819d36e54c58.png?v=1789640002","url":"https:\/\/stoklink.com\/products\/siemens-6es7157-0ac85-0xa0-fdc157-field-device-coupler","provider":"Stoklink","version":"1.0","type":"link"}