{"product_id":"allen-bradley-1797-acnr15-controlnet-ex-communication-adapter","title":"Allen-Bradley 1797-ACNR15 ControlNet Ex Communication Adapter","description":"\u003ch2\u003eAllen-Bradley 1797-ACNR15 ControlNet Ex Communication Adapter\u003c\/h2\u003e\n\u003cp\u003eConfigured for redundant ControlNet communication in hazardous area Flex Ex I\/O systems, the \u003cstrong\u003eAllen-Bradley 1797-ACNR15\u003c\/strong\u003e (\u003cstrong\u003e1797-ACNR15\u003c\/strong\u003e ControlNet Ex Adapter) provides direct physical and electrical execution for remote I\/O data exchange across Flex Ex ControlNet platforms.\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\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\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\u003e1797-ACNR15\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\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.26 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to 70 deg C (-4 to 158 deg F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e8.5 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eControlNet Ex Communication Adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Line\u003c\/td\u003e\n\u003ctd\u003eFlex Ex 1797\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Ports\u003c\/td\u003e\n\u003ctd\u003eTwo ControlNet BNC coaxial media ports\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControlNet Protocol\u003c\/td\u003e\n\u003ctd\u003eVersion 1.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Rate\u003c\/td\u003e\n\u003ctd\u003e5 Mbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI\/O Capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 8 Flex Ex I\/O modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eDIN rail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e9.5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power\u003c\/td\u003e\n\u003ctd\u003e5.4 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControlNet Cable\u003c\/td\u003e\n\u003ctd\u003e1786-RG6 or 1786-RG6F\/A quad shield coaxial cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntrinsically Safe Media Type\u003c\/td\u003e\n\u003ctd\u003eEx ib IIB\/IIC T4; AEx ib IIC T4; Class I, Division 1 Groups A-G T4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntrinsically Safe Module Type\u003c\/td\u003e\n\u003ctd\u003eEx ib IIB\/IIC T4; AEx ib IIC T4; Class I, Division 1 Groups A-D T4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIndicators\u003c\/td\u003e\n\u003ctd\u003eComm A, Comm B, Module Status, Power LED status indication\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Dissipation\u003c\/td\u003e\n\u003ctd\u003e29 BTU\/hour\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVibration Rating\u003c\/td\u003e\n\u003ctd\u003eTested 2 g at 10 to 500 Hz per IEC 68-2-6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Shock\u003c\/td\u003e\n\u003ctd\u003eTested 15 g peak acceleration, 11 +\/-1 ms pulse width\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProfinet \/ EtherNet-IP Deterministic Networks and I\/O Density Scaling\u003c\/h3\u003e\n\u003cp\u003eThe 1797-ACNR15 uses ControlNet deterministic communication architecture with dual coaxial media ports for redundant network operation. The adapter manages communication between hazardous-location Flex Ex I\/O modules and the ControlNet network while maintaining an I\/O capacity of up to eight connected modules.\u003c\/p\u003e\n\u003cp\u003eThe module supports Flex Ex I\/O density scaling through the 1797 platform architecture. ControlNet communication operates at 5 Mbps, providing scheduled and unscheduled data transfer functions for distributed industrial control applications.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the 1797-ACNR15 support redundant communication media?\u003cbr\u003eA: Yes. The adapter provides two ControlNet BNC coaxial ports supporting redundant ControlNet media connections.\u003c\/p\u003e\n\u003cp\u003eQ: How many Flex Ex I\/O modules can be connected to the adapter?\u003cbr\u003eA: The module supports connection of up to eight Flex Ex I\/O modules within the Flex Ex I\/O system.\u003c\/p\u003e\n\u003cp\u003eQ: What mounting method is required for installation?\u003cbr\u003eA: The 1797-ACNR15 is designed for DIN rail mounting. Installation requires proper grounding, shield termination, and separation of communication wiring from high-energy conductors.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the 1797-ACNR15 on an appropriate DIN rail assembly with sufficient mechanical support. Verify that the hazardous-area installation complies with the specified intrinsic safety requirements before connecting field wiring.\u003c\/p\u003e\n\u003cp\u003eUse the specified ControlNet coaxial cable types and maintain correct shield termination practices to reduce electromagnetic interference. Route communication cables separately from power conductors and avoid parallel runs with high-current wiring.\u003c\/p\u003e\n\u003cp\u003eConfirm the supply voltage wiring polarity before energizing the module. Inspect LED indicators after startup to verify communication status, module status, and power conditions.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43787416207450,"sku":"1797-ACNR15","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1797-ACNR152.jpg?v=1785909678","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-1797-acnr15-controlnet-ex-communication-adapter","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}