{"product_id":"omron-cj1w-fln22-cj-series-fl-net-interface-module","title":"Omron CJ1W-FLN22 CJ Series FL-net Interface Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eDesigned to facilitate seamless industrial Ethernet-based communications across mixed-manufacturer control systems, the \u003cstrong\u003eOmron CJ1W-FLN22\u003c\/strong\u003e functions as a high-reliability FL-net interface module within the CJ-series automation architecture. This module operates as a dedicated CPU Bus Unit, enabling deterministic data exchange and real-time inter-controller links between Omron systems and third-party PLCs or CNCs conforming to the FL-net (OPCN-2) standard. Operating on an efficient \u003cstrong\u003e5 VDC\u003c\/strong\u003e internal bus supply, this module combines low power consumption with robust industrial-grade noise isolation to ensure stable, non-stop network performance in demanding factory automation systems.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultivendor Compatibility:\u003c\/strong\u003e Full compliance with the FL-net standard allows seamless network integration with controllers from various manufacturers.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandardized Media Access:\u003c\/strong\u003e Employs the CSMA\/CD access protocol, optimizing network traffic regulation over industrial star topologies.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEfficient Power Profile:\u003c\/strong\u003e Low internal bus current draw of 370 mA max at 5 VDC, minimizing heat dissipation inside the PLC rack.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIndustrial Durability:\u003c\/strong\u003e Conforms to JIS C0041 shock resistance standards (147 m\/s2) for reliable deployment in high-vibration applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact Form Factor:\u003c\/strong\u003e Standard CJ-series width slot alignment enables high-density layout configurations within compact enclosures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003eInter-PLC communication links in automotive assembly lines.\u003c\/li\u003e\n  \u003cli\u003eProcess coordination between machine controllers and HMI\/SCADA master systems.\u003c\/li\u003e\n  \u003cli\u003eDistributed control architectures in municipal water and wastewater treatment facilities.\u003c\/li\u003e\n  \u003cli\u003eMulti-axis machine tool synchronization involving CNCs and auxiliary PLCs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748; border: 1px solid #e2e8f0;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #2b6cb0;\"\u003e\n        \u003cth style=\"padding: 10px; text-align: left; font-weight: bold;\"\u003eParameter\u003c\/th\u003e\n        \u003cth style=\"padding: 10px; text-align: left; font-weight: bold;\"\u003eSpecification\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eOmron Corporation\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eModel Number\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eCJ1W-FLN22\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eUnit Classification\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eCJ-series CPU Bus Unit\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eMedia Access Protocol\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eCSMA\/CD\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eTransmission Path \/ Topology\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eStar Topology\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eCurrent Consumption\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e370 mA max. at 5 VDC\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eShock Resistance\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eConforms to JIS C0041 (147 m\/s2, three times each in X, Y, and Z axes)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eOperating Humidity\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e10% to 90% RH (non-condensing)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eOperating Atmosphere\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eMust be free from corrosive gases\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eDimensions (W x H x D)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e31 mm x 90 mm x 65 mm\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eNet Unit Weight\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e0.1 kg\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eShipping Weight (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e1.5 kg (inclusive of packaging materials)\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eConnections and Interfaces\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748; border: 1px solid #e2e8f0;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #2b6cb0;\"\u003e\n        \u003cth style=\"padding: 10px; text-align: left; font-weight: bold;\"\u003eInterface \/ Port\u003c\/th\u003e\n        \u003cth style=\"padding: 10px; text-align: left; font-weight: bold;\"\u003eDescription \u0026amp; Function\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eRJ45 Ethernet Connector\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eStandard 10Base-T \/ 100Base-TX physical interface connection point for FL-net networking.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eFront-Panel LEDs\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eIndicates network status, RUN mode, and active transmission errors.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eRotary Switches\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eLocal hardware address configuration (Node ID assignment).\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eEmpirical Engineering Insights\u003c\/h3\u003e\n\u003ch4\u003eAlternative Models \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThis unit directly replaces older CJ1W-FLN02 legacy modules. While backward compatible in basic cyclic transmission modes, users must verify that the corresponding CPU rack firmware supports the advanced routing capabilities of the FLN22. Check unit revision letters on the side panel label before commissioning parallel networking topologies.\u003c\/p\u003e\n\n\u003ch4\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eDo not operate this CPU Bus Unit adjacent to high-current output cards or AC contactors. Radiated EM noise can disrupt packet delivery cycles over the CSMA\/CD layer, leading to network timeouts. Ensure the cabinet temperature remains below 55 degC, as thermal saturation in sealed enclosures can cause intermittent communication drops.\u003c\/p\u003e\n\n\u003ch4\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eAlways use Category 5e (or higher) double-shielded twisted-pair (STP) cabling with metal-hooded RJ45 plugs. Ground the cable shield at the switch side only, or follow the system-wide equipotential bonding guidelines to prevent ground loop currents from flowing through the communication port.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; padding: 1rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cp style=\"color: #9b2c2c; margin: 0; font-weight: bold;\"\u003eCRITICAL WARNING:\u003c\/p\u003e\n  \u003cp style=\"color: #9b2c2c; margin: 0.5rem 0 0 0;\"\u003eDisconnect all power sources to the PLC rack and output modules before mounting or removing the CPU Bus Unit. Failure to completely isolate power can result in terminal damage, backplane failure, or unexpected system startup.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; flex-direction: column; gap: 1rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; width: 30px; height: 30px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0;\"\u003e1\u003c\/div\u003e\n    \u003cp style=\"color: #2d3748; margin: 0; padding-top: 3px;\"\u003eAlign the upper and lower locking catches of the module with the slots on the CJ-series backplane.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; width: 30px; height: 30px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0;\"\u003e2\u003c\/div\u003e\n    \u003cp style=\"color: #2d3748; margin: 0; padding-top: 3px;\"\u003eCarefully press the module straight onto the bus connector until the locking levers click firmly into place.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; width: 30px; height: 30px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0;\"\u003e3\u003c\/div\u003e\n    \u003cp style=\"color: #2d3748; margin: 0; padding-top: 3px;\"\u003eConfigure the hardware node switch on the front panel to the desired address, avoiding overlapping node configurations.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; width: 30px; height: 30px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0;\"\u003e4\u003c\/div\u003e\n    \u003cp style=\"color: #2d3748; margin: 0; padding-top: 3px;\"\u003eConnect the shielded RJ45 Ethernet cable, verifying that the connector latch locks securely to prevent loose-fit faults.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Omron","offers":[{"title":"Default Title","offer_id":53077932212587,"sku":"CJ1W-FLN22","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/cj1w-fln22-ya1ucihkuhg.png?v=1775733510","url":"https:\/\/www.plcprotech.com\/products\/omron-cj1w-fln22-cj-series-fl-net-interface-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}