{"product_id":"tu516-1sap212000r0001-abb-ac500-i-o-terminal-unit","title":"TU516 1SAP212000R0001 ABB AC500 I\/O Terminal Unit","description":"\u003cp\u003eThe \u003cstrong\u003eABB 1SAP212000R0001\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eTU516\u003c\/strong\u003e I\/O Terminal Unit, operates as a dedicated hardware component for field signal termination and module backplane bus routing within ABB AC500 platforms. Configured with spring terminals, this base unit provides direct physical\/electrical execution to support plugged S500 analog and 24 VDC digital I\/O modules.\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\u003eTU516\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct ID\u003c\/td\u003e\n\u003ctd\u003e1SAP212000R0001\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\u003eI\/O Terminal Units \/ Mounting Racks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Platform\u003c\/td\u003e\n\u003ctd\u003eABB AC500 \/ S500 I\/O System\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminal Connection Type\u003c\/td\u003e\n\u003ctd\u003eSpring terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Compatibility\u003c\/td\u003e\n\u003ctd\u003eAnalog and 24 VDC digital S500 I\/O modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Supply Voltage\u003c\/td\u003e\n\u003ctd\u003e24 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIngress Protection\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet Width\u003c\/td\u003e\n\u003ctd\u003e67.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet Height\u003c\/td\u003e\n\u003ctd\u003e135 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet Depth \/ Length\u003c\/td\u003e\n\u003ctd\u003e28 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet Weight\u003c\/td\u003e\n\u003ctd\u003e0.159 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePassive bus termination (Negligible internal loss)\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\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eBackplane Bus Interfacing and Deterministic Communications\u003c\/h3\u003e\n\u003cp\u003eThe TU516 terminal base establishes high backplane bus communication velocity across adjacent S500 expansion slots. Internal printed trace routing distributes 24 VDC supply voltage and backplane data lines directly to inserted I\/O modules without requiring external jumpers. The integrated terminal interface maintains firmware flash compatibility and deterministic signal transfer between the central processor unit and field-side sensors or actuators.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What module families are compatible with the TU516 spring terminal base?\u003c\/p\u003e\n\u003cp\u003eA: The TU516 base unit accommodates S500 series analog modules and 24 VDC digital input\/output modules.\u003c\/p\u003e\n\u003cp\u003eQ: How is field wiring secured on the TU516 unit?\u003c\/p\u003e\n\u003cp\u003eA: Field connections utilize spring terminals, enabling tool-less wire insertion and vibration-resistant physical contact.\u003c\/p\u003e\n\u003cp\u003eQ: Does removing a plugged I\/O module break the backplane continuity to downstream units?\u003c\/p\u003e\n\u003cp\u003eA: No. The internal backplane bus pass-through logic remains intact on the TU516 base unit even when the active I\/O card is extracted.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSnap the TU516 terminal unit onto a standard 35 mm DIN rail, ensuring the grounding spring contacts the metal rail firmly.\u003c\/li\u003e\n\u003cli\u003eConnect the 24 VDC system power supply conductors to the designated power terminals on the spring block.\u003c\/li\u003e\n\u003cli\u003eInsert stripped field signal wires directly into the spring clamp terminals using a standard screwdriver to release tension if using flexible stranded wire without ferrules.\u003c\/li\u003e\n\u003cli\u003eAlign the target S500 I\/O module over the guide slots of the TU516 base and push firmly until the mechanical locking latches click shut.\u003c\/li\u003e\n\u003cli\u003eMaintain dedicated wire routing channels to separate 24 VDC field signal wiring from high-voltage AC distribution power cables.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":53250705883445,"sku":"TU516 1SAP212000R0001","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/TU5161SAP212000R0001_34287f97-bb0a-4b3c-bbaf-24937f99bf96.png?v=1785914390","url":"https:\/\/www.5gplc.com\/products\/tu516-1sap212000r0001-abb-ac500-i-o-terminal-unit","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}