{"product_id":"allen-bradley-1797-ibn16-flex-ex-namur-input-module","title":"Allen Bradley 1797-IBN16 Flex Ex NAMUR Input Module","description":"\u003cp\u003eConfigured for discrete signal sensing in hazardous environments, the \u003cstrong\u003eAllen Bradley 1797-IBN16\u003c\/strong\u003e (\u003cstrong\u003e1797-IBN16\u003c\/strong\u003e FLEX Ex NAMUR Input Module) provides direct physical and electrical execution of 16-channel NAMUR-compliant digital input processing.\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\u003e1797-IBN16\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\u003e0.81 lbs (0.37 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eFLEX I\/O standard module form factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eIndustrial rated range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e2.8 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e16 Non-isolated sinking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Type\u003c\/td\u003e\n\u003ctd\u003eNAMUR Compatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Load Voltage\u003c\/td\u003e\n\u003ctd\u003e7.5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eIntrinsic Safety and Field Network Stability\u003c\/h3\u003e\n\u003cp\u003eThe 1797-IBN16 incorporates intrinsic safety (Ex i) barriers to ensure safe operation within explosive atmospheres, categorized as Ex ia IIB\/IIC T4 or Class I, II, III Division 1. The module architecture is designed for DIN-rail mounting stability, ensuring rigid mechanical coupling to the 1797-TB3 or 1797-TB3S terminal bases. To maintain protocol conversion latencies within the FLEX I\/O backplane, the module utilizes fixed input delay times ranging from 1 ms to 33 ms, effectively filtering transient noise in high-frequency sensing applications. The integration of surge voltage protection limits within the circuitry prevents damage from inductive spikes originating from field sensors.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can this module be installed without a terminal base?\u003c\/p\u003e\n\u003cp\u003eA: No. The 1797-IBN16 requires a 1797-TB3 or 1797-TB3S terminal base for electrical connectivity to the backplane and field wiring termination.\u003c\/p\u003e\n\u003cp\u003eQ: Is this module capable of hot-swapping?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The module supports insertion and removal under power (RIUP) when installed in an approved FLEX Ex system configuration, provided the safety integrity of the hazardous area zone is maintained during the procedure.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Secure the 1797-TB3 or 1797-TB3S terminal base to a 35 mm DIN rail. Ensure the base is snapped firmly into position before attaching the module.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring:\u003c\/strong\u003e Use stranded conductor wire up to 4 mm2 (12 gauge) for field terminations. Maintain proper separation between intrinsically safe and non-intrinsically safe wiring runs to avoid cross-coupling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShielding:\u003c\/strong\u003e Terminate cable shields at the designated ground terminals on the terminal base to provide a continuous path for EMI suppression.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Select the appropriate input delay time (1 ms to 33 ms) via the controller software to match the requirements of the field sensors and the noise environment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerification:\u003c\/strong\u003e Confirm status using the on-board indicators: 16 yellow status LEDs for input states, 16 red LEDs for fault detection, and one green LED for module power health.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":53523467534520,"sku":"1797-IBN16","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/1797-IBN16.jpg?v=1780034339","url":"https:\/\/www.globalpetroparts.com\/products\/allen-bradley-1797-ibn16-flex-ex-namur-input-module","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}