{"product_id":"yokogawa-s2en402-s0001-n-esb-bus-coupler-module-2-port","title":"Yokogawa S2EN402-S0001 N-ESB Bus Coupler Module (2-Port)","description":"\u003ch2\u003eYokogawa S2EN402-S0001 N-ESB Bus Coupler Module (2-Port)\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eYokogawa S2EN402-S0001\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eS2EN402\u003c\/strong\u003e N-ESB Bus Coupler Module (2-Port), operates as a dedicated hardware component for establishing deterministic, dual-redundant communication paths between Safety Control Units and N-IO field nodes within ProSafe-RS networks.\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 Brand\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\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eN-ESB Bus Coupler Module (2-Port)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Ports\u003c\/td\u003e\n\u003ctd\u003e2 × N-ESB communication ports (Front)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector Type\u003c\/td\u003e\n\u003ctd\u003eRJ-45 (ISO\/IEC 8877 compliant)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmission Speed\u003c\/td\u003e\n\u003ctd\u003e100 Mbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmission Cable\u003c\/td\u003e\n\u003ctd\u003eUTP Cat 5 or higher\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Distance\u003c\/td\u003e\n\u003ctd\u003eUp to 100 meters per link\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e144 mm (H) × 100 mm (W) × 30 mm (D)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApprox. 0.22 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 degC to +70 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e5% to 95% RH, non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 5 W typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control Specific Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-20 mA HART Loop Compatibility:\u003c\/strong\u003e Supports analog signal integration with loop-powered field devices, ensuring channel-level signal consistency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel-to-Channel Isolation:\u003c\/strong\u003e Each N-ESB port is galvanically isolated to prevent cross-channel interference.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold Junction Compensation (CJc):\u003c\/strong\u003e Embedded CJc support for precise temperature-dependent signal processing in field measurements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What is the maximum hot-swap capability for this module?\u003cbr\u003eA: The module supports insertion and removal only in powered-down states; hot-swap operation is not supported.\u003c\/p\u003e\n\u003cp\u003eQ: How does the module handle backplane current loading?\u003cbr\u003eA: Each module draws a low, fixed current from the S2SC70 slot (\u0026lt; 0.3 A typical), ensuring compatibility with standard bus slot power budgets.\u003c\/p\u003e\n\u003cp\u003eQ: Can firmware upgrades be performed in the field?\u003cbr\u003eA: Firmware upgrades require coordination with the S2SC70 control unit via secure communication links; the module does not support standalone flash updates.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInstall modules in designated S2SC70 slots, observing proper slot allocation for Bus 1 and Bus 2.\u003c\/li\u003e\n\u003cli\u003eEnsure shielded cables are grounded at one end to minimize EMI; avoid running parallel to high-voltage lines.\u003c\/li\u003e\n\u003cli\u003eMaintain a minimum bend radius of 50 mm for Cat 5\/6 cables and avoid mechanical strain at RJ-45 connectors.\u003c\/li\u003e\n\u003cli\u003eVerify dual-redundant cabling to maintain failover capability and continuous network integrity.\u003c\/li\u003e\n\u003cli\u003eConfirm environmental conditions are within operational limits (-20 degC to +70 degC, 5%–95% RH, non-condensing).\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":44220014624856,"sku":"S2EN402-S0001","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/S2EN402-S0001.jpg?v=1781150087","url":"https:\/\/www.industriaxplc.com\/products\/yokogawa-s2en402-s0001-n-esb-bus-coupler-module-2-port","provider":"IndustriaX Limited","version":"1.0","type":"link"}