{"product_id":"abb-dstc-176-57310001-kt-bus-terminator-unit","title":"ABB DSTC 176 57310001-KT Bus Terminator Unit","description":"\u003cp\u003eThe \u003cstrong\u003eABB DSTC 176 57310001-KT\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eDSTC 176\u003c\/strong\u003e Control System Accessories, operates as a dedicated hardware component for bus impedance matching and signal line termination within ABB Advant Master process control networks.\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\u003eDSTC 176\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrder Code\u003c\/td\u003e\n\u003ctd\u003e57310001-KT\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\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eSweden\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eControl System Accessories\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSubrack Function\u003c\/td\u003e\n\u003ctd\u003eBus Extension Terminator Unit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.03 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e115 mm x 20 mm x 255 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePassive resistive network\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWEEE Category\u003c\/td\u003e\n\u003ctd\u003e5. Small Equipment (No External Dimension More Than 50 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eBackplane Bus Communication \u0026amp; I\/O Density Scaling\u003c\/h3\u003e\n\u003cp\u003eThe ABB DSTC 176 termination unit terminates signal lines at the physical ends of extended subrack backplane buses to prevent high-frequency signal reflections and wave degradation. By stabilizing line impedance across extended rack communication links, the passive network maintains signal integrity during high-speed data transmission between controller processors and distributed I\/O modules. The physical form factor supports modular I\/O density scaling across subrack extensions without altering firmware flash compatibility or bus scan cycles.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Where must the DSTC 176 bus terminator unit be positioned in an Advant Master bus extension setup?\u003c\/p\u003e\n\u003cp\u003eA: The DSTC 176 unit must be installed directly at the final physical connection node of the bus extension line to suppress signal reflection.\u003c\/p\u003e\n\u003cp\u003eQ: Does the DSTC 176 require external power or firmware configuration?\u003c\/p\u003e\n\u003cp\u003eA: No, the DSTC 176 is a completely passive resistive network that operates without external power rails or firmware flash parameters.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eIsolate primary system power before connecting or removing the DSTC 176 bus termination unit.\u003c\/li\u003e\n\u003cli\u003eAlign the board connectors carefully with the designated bus extension port at the end of the subrack backplane.\u003c\/li\u003e\n\u003cli\u003eSeat the unit firmly into the socket header to maintain low-resistance signal contact.\u003c\/li\u003e\n\u003cli\u003eSecure panel retention hardware to prevent connector displacement from mechanical cabinet vibration.\u003c\/li\u003e\n\u003cli\u003eEnsure the chassis earth braid connects to the primary enclosure ground rail to minimize EMI noise interference on communication lines.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":53221745197365,"sku":"DSTC 176 57310001-KT","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/DSTC17657310001-KT.png?v=1785219695","url":"https:\/\/www.5gplc.com\/products\/abb-dstc-176-57310001-kt-bus-terminator-unit","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}