{"product_id":"cnb-iia-yokogawa-communication-network-bridge-module-for-dcs","title":"CNB-IIA Yokogawa Communication Network Bridge Module for DCS","description":"\u003ch2\u003eYokogawa CNB-IIA Communication Network Bridge Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for network interfacing within CENTUM CS 3000 and CENTUM VP systems, the \u003cstrong\u003eYokogawa CNB-IIA\u003c\/strong\u003e (\u003cstrong\u003eCNB-IIA\u003c\/strong\u003e Communication Network Bridge Module) provides direct physical execution of data exchange between field I\/O devices and the DCS control bus.\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\u003eCNB-IIA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eYokogawa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eJapan (Manufacturing Standard)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.45 to 0.9 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eCompact rack-mount \/ panel-mount footprint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-10 to 55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eV-net, Ethernet, RS-485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunction\u003c\/td\u003e\n\u003ctd\u003eData acquisition, HART interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control and Communication Connectivity\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eCNB-IIA\u003c\/strong\u003e module facilitates high-fidelity data acquisition by acting as a bridge between disparate field signals and the primary V-net control network. The module supports HART communication protocols, allowing for the transmission of diagnostic and process data from smart field instruments directly to the DCS. To ensure signal integrity, the architecture utilizes channel-to-channel isolation on the I\/O interface, which effectively minimizes the propagation of common-mode noise and ground potential differences across the network bridge.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the CNB-IIA be deployed in a dual-redundant configuration?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the CNB-IIA supports dual-redundant installation. When installed in pairs, the system automatically manages data synchronization, providing seamless failover in the event of a communication link or bridge module failure.\u003c\/p\u003e\n\u003cp\u003eQ: What are the physical cabling requirements for the V-net interface?\u003c\/p\u003e\n\u003cp\u003eA: For V-net and Ethernet links, use shielded twisted-pair cabling compliant with the specified data rate. Maintain proper termination impedance and ensure all shields are grounded at the cabinet entrance to preserve the galvanic isolation integrity.\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 module within the designated rack or panel slot. Ensure all backplane locking mechanisms are fully seated to maintain reliable power and data contact.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding:\u003c\/strong\u003e Terminate the module's ground lug to the cabinet protective earth (PE) bus. This is required to maintain the electrical isolation barrier and satisfy electromagnetic compatibility (EMC) requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Routing:\u003c\/strong\u003e Route communication cabling away from high-power electromagnetic sources, such as Variable Frequency Drives (VFDs) or heavy motor contactors, to prevent inductive interference.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironment:\u003c\/strong\u003e While the module is designed for industrial environments, ensure the cabinet air filtration is maintained to prevent dust accumulation, which could impair the heat dissipation of the internal components.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43627074814042,"sku":"CNB-IIA","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/502._39e6bc63-fde7-4501-94db-966651e2e169.jpg?v=1783652999","url":"https:\/\/www.spareoil.com\/products\/cnb-iia-yokogawa-communication-network-bridge-module-for-dcs","provider":"SpareOil Automation","version":"1.0","type":"link"}