{"product_id":"allen-bradley-1786-tpr-controlnet-t-tap-module","title":"Allen-Bradley 1786-TPR ControlNet T-Tap Module","description":"\u003cp\u003eConfigured for high-speed signal routing and physical media drop connections in ControlNet network topologies, the \u003cstrong\u003eAllen-Bradley 1786-TPR\u003c\/strong\u003e (\u003cstrong\u003e1786-TPR\u003c\/strong\u003e T-Tap Module) provides direct physical\/electrical execution.\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\u003e1786-TPR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA \/ Global Manufacturing standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.35 lbs (0.16 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eCompact DIN-rail \/ inline drop tap form factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C (32 to 140 deg F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePassive physical media device (0 mA backplane power)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Type\u003c\/td\u003e\n\u003ctd\u003eCoaxial right-angle T-tap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector Type\u003c\/td\u003e\n\u003ctd\u003eBNC connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Length\u003c\/td\u003e\n\u003ctd\u003e1 m cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley ControlNet coaxial network media\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eControlNet Determinism \u0026amp; Backplane Bus Integration\u003c\/h3\u003e\n\u003cp\u003eThe 1786-TPR connects ControlNet nodes to the coaxial trunk cable via a right-angle T-tap configuration, ensuring impedance matching and minimal signal reflection across deterministic communication channels. Designed for low latency, the tap maintains physical layer stability without introducing excessive propagation delays that could disrupt scheduled network traffic or backplane bus communication velocity across PLC racks.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What is the purpose of the 1-meter drop cable on the 1786-TPR?\u003c\/p\u003e\n\u003cp\u003eA: The 1 m cable connects the tap body directly to the ControlNet node BNC connector, keeping the drop length within the mandatory physical media limits to prevent signal attenuation.\u003c\/p\u003e\n\u003cp\u003eQ: Can the 1786-TPR be disconnected while the network is active?\u003c\/p\u003e\n\u003cp\u003eA: Disconnecting the BNC connection from the node does not interrupt trunk line continuity; however, disconnecting the trunk cables from the tap breaks the physical segment link and disrupts downstream node synchronization.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eInspect the 1 m coaxial cable and BNC connector for physical wear or pin damage before installation.\u003c\/li\u003e\n\u003cli\u003eMount the tap securely using standard mounting hardware or rail attachment to prevent mechanical stress on trunk cable joints.\u003c\/li\u003e\n\u003cli\u003eAlign and twist-lock the BNC connectors onto the trunk segment cables and node port until fully seated.\u003c\/li\u003e\n\u003cli\u003eMaintain a minimum bend radius of 30 mm on the coaxial cable during routing to avoid signal reflections or shield degradation.\u003c\/li\u003e\n\u003cli\u003eEnsure proper grounding of the coaxial cable shield at specified single-point network ground locations to suppress noise interference.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":48747634327742,"sku":"1786-TPR","price":89.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/1786-TPR_2.png?v=1786955088","url":"https:\/\/www.autooiltech.com\/products\/allen-bradley-1786-tpr-controlnet-t-tap-module","provider":"AutoOilTech Limited","version":"1.0","type":"link"}