{"product_id":"sec402-51-s1-yokogawa-esb-bus-coupler-module","title":"SEC402-51 S1 Yokogawa | ESB Bus Coupler Module","description":"\u003ch2\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0834\/0789\/6885\/files\/YOKOGAWA_480x480.png?v=1697472085\" alt=\"\" width=\"70\" height=\"17\"\u003eProduct Description\u003c\/h2\u003e\n\u003cdiv class=\"ybc-p\"\u003e\n\u003cp\u003eConfigured for ESB bus master communication in the Yokogawa ProSafe-RS Safety Instrumented System, the \u003cstrong\u003eYokogawa SEC402-51 S1\u003c\/strong\u003e (\u003cstrong\u003eSEC402-51\u003c\/strong\u003e ESB Bus Coupler Module) provides the physical interface between the safety control unit and connected safety node units. It supports 128 Mbps I\/O module data transmission and a maximum ESB bus distance of 10 m. \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\u003eSEC402-51 S1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBase Model\u003c\/td\u003e\n\u003ctd\u003eSEC402-51\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\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eESB Bus Coupler Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunction\u003c\/td\u003e\n\u003ctd\u003eESB bus master interface function\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem\u003c\/td\u003e\n\u003ctd\u003eYokogawa ProSafe-RS Safety Instrumented System\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Connectable Units\u003c\/td\u003e\n\u003ctd\u003eMax. 9 units on each upper and lower side\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmission Speed\u003c\/td\u003e\n\u003ctd\u003e128 Mbps (I\/O module data transmission)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmission Distance\u003c\/td\u003e\n\u003ctd\u003eMax. 10 m per ESB bus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Consumption\u003c\/td\u003e\n\u003ctd\u003e0.5 A\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\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApprox. 0.24 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eApprox. 32.8 x 129.5 x 130 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEstimated Shipping Size\u003c\/td\u003e\n\u003ctd\u003e3.2 x 12.8 x 13 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003cp\u003eYokogawa documentation specifies the SEC402 as a 2-port ESB Bus Coupler Module. The upper and lower ESB bus ports can each connect up to 9 units, while the total number of I\/O nodes depends on the applicable ProSafe-RS configuration and node expansion package. \u003c\/p\u003e\n\u003ch3\u003eESB Bus Communication Characteristics\u003c\/h3\u003e\n\u003cp\u003eThe SEC402-51 S1 operates as an ESB bus master interface. It transfers I\/O module data at 128 Mbps and connects safety node units through dedicated ESB bus cabling. Yokogawa specifies a maximum transmission distance of 10 m for each ESB bus connection from the upper or lower port. The module uses two ESB bus paths for connection to safety node units. Therefore, installation must maintain the specified cable routing and distance limits for each bus path. Yokogawa documentation identifies YCB301 as the dedicated ESB bus cable. \u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What communication speed does the SEC402-51 S1 support?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The module supports 128 Mbps for I\/O module data transmission.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How many units can connect to the SEC402-51 S1?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The supplied specification states a maximum of 9 units on each upper and lower side. The applicable total node count depends on the ProSafe-RS system configuration. \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the maximum ESB transmission distance?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The maximum specified distance is 10 m for each ESB bus connection.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInstall the module in the designated safety control unit slot according to the applicable ProSafe-RS hardware configuration.\u003c\/li\u003e\n\u003cli\u003eConnect the upper and lower ESB ports using the specified ESB bus cable.\u003c\/li\u003e\n\u003cli\u003eKeep each ESB bus cable within the specified 10 m maximum transmission distance.\u003c\/li\u003e\n\u003cli\u003eRoute ESB communication cables separately from high-current power wiring where practical to reduce electrical interference.\u003c\/li\u003e\n\u003cli\u003eVerify connector seating before energizing the safety control unit.\u003c\/li\u003e\n\u003cli\u003eMaintain cable shielding and grounding according to the Yokogawa installation documentation and site grounding scheme.\u003c\/li\u003e\n\u003cli\u003eDo not apply an unspecified external supply to the module. The supplied specification identifies current consumption but does not specify a separate field power input.\u003c\/li\u003e\n\u003cli\u003eConfirm the installed node count against the applicable ProSafe-RS system configuration before commissioning.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch2\u003e\n\u003cimg height=\"17\" width=\"70\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0834\/0789\/6885\/files\/YOKOGAWA_480x480.png?v=1697472085\"\u003eOther Attributes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCountry of Origin: Japan\/Singapore\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLead Time: In Stock, 2 Working Days\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003e\n\u003cimg height=\"17\" width=\"70\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0834\/0789\/6885\/files\/YOKOGAWA_480x480.png?v=1697472085\"\u003e\u003cspan\u003eIn Stock \u003c\/span\u003e\u003cspan\u003eHot Items \u003c\/span\u003eof\u003cspan\u003e \u003cu\u003eYOKOGAWA\u003c\/u\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003ctable height=\"471\" width=\"498\" cellspacing=\"0\" cellpadding=\"0\" border=\"0\"\u003e\n\u003ccolgroup\u003e \u003ccol width=\"188\"\u003e \u003ccol width=\"176\"\u003e \u003ccol width=\"134\"\u003e \u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr height=\"23\"\u003e\n\u003ctd width=\"188\" height=\"23\" class=\"et2\"\u003eANB10D-425\/CU2N\u003c\/td\u003e\n\u003ctd width=\"176\" class=\"et2\"\u003eSDV144-S63\u003c\/td\u003e\n\u003ctd width=\"134\" class=\"et2\"\u003eSAI143-S53\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"23\"\u003e\n\u003ctd height=\"23\" class=\"et2\"\u003eAAI143-H50\/K4A00\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eALE111-S50\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eSCP451-51\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"23\"\u003e\n\u003ctd height=\"23\" class=\"et2\"\u003eEC402-50 S1\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eCP471-00\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eSPW482-53\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"23\"\u003e\n\u003ctd height=\"23\" class=\"et2\"\u003eAAI143-H50\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eSCP461-51\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eCP461-10 S1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"45\"\u003e\n\u003ctd height=\"45\" class=\"et2\"\u003eSAI143-H63\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eCP461-10\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eCP461-50 S2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"23\"\u003e\n\u003ctd height=\"23\" class=\"et2\"\u003eAAI143-H50\/A4S00\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eSAI533-H53\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eACG10S-F2121 S4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"23\"\u003e\n\u003ctd height=\"23\" class=\"et2\"\u003eANB10D-420\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eSNT401-53\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eAIP826-2 S2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"18\"\u003e\n\u003ctd height=\"18\" class=\"et2\"\u003eAFF50D-H41201\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eADV161-P50\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eCP451-10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"18\"\u003e\n\u003ctd height=\"18\" class=\"et2\"\u003eAAV144-S50\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eSEC402-51\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eCP451-11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"18\"\u003e\n\u003ctd height=\"18\" class=\"et2\"\u003eAAI143-S53\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eANB10D-420\/CU2N\/NDEL\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eCP461\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"18\"\u003e\n\u003ctd height=\"18\" class=\"et2\"\u003eANB10D-421\/CU2N\/NDEL\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eSAI143-H53\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eCP461-50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"18\"\u003e\n\u003ctd height=\"18\" class=\"et2\"\u003eADV151-P53\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eAAI543-H53\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eDP97-B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"18\"\u003e\n\u003ctd height=\"18\" class=\"et2\"\u003ePW484-50\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eCP451-50\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eYNT512D-Q12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"18\"\u003e\n\u003ctd height=\"18\" class=\"et2\"\u003eCP345\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eAAI143-H53\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eANB10D-410\/S2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"18\"\u003e\n\u003ctd height=\"18\" class=\"et2\"\u003eAAB841-S50\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eANB10D-420 S2\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eNFCP100-S00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"18\"\u003e\n\u003ctd height=\"18\" class=\"et2\"\u003eNFAF135-S50\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eCP461-51\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eCP451-10 S2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"18\"\u003e\n\u003ctd height=\"18\" class=\"et2\"\u003eNFAI141-S00\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eSCP461-51 S1\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eSAI143-H33\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"18\"\u003e\n\u003ctd height=\"18\" class=\"et2\"\u003eNFAI141-S50\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eSCP461-51 S2\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eSAI143-H03\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"18\"\u003e\n\u003ctd height=\"18\" class=\"et2\"\u003eNFAI841-S50\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eSNB10D-225\/CU2T\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eCP345 S1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"18\"\u003e\n\u003ctd height=\"18\" class=\"et2\"\u003eNFAR181-S00\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eAAI141-S50\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eSCP451-11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"18\"\u003e\n\u003ctd height=\"18\" class=\"et2\"\u003eNFDV161-P00\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eAFV10D-S41211\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003ePW702 S1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"18\"\u003e\n\u003ctd height=\"18\" class=\"et2\"\u003eNFDV161-P50\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eANB10D-421\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eAFV30D-A41452\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"18\"\u003e\n\u003ctd height=\"18\" class=\"et2\"\u003eAAR145-S50\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eANB10D-425\u003c\/td\u003e\n\u003ctd class=\"et2\"\u003eALE111-S50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch2\u003e\u003cspan\u003eOur Competitive Brands\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e- ABB Advant-800xA，Advant OCS，Bailey Infi 90 and Net 90，H\u0026amp;B Freelance 2000，DSQC Robots，IGCT \/ IGBT\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e- GE General Electric Field Control, Genius I\/O, QuickPanel, RX3i PacSystem, Series 90, Series 90, Series VersaMax\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e- Allen Bradley Allen-Bradley SLC500, MicroLogix, CompactLogix, ControlLogix, PLC-5, Panel View,\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e- Bently Nevada 3300 System, 3500 System\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e- Honeywell 7800 Series, FSC, IPC, Mxopen, TDC 2000, TDC 3000, Experion PKS(C200,C300)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e- Yokogawa Centum CS - Centum VP, Centum XL - micro XL, FA-M3, ProSafe-PLC\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e- Ovation, Foxboro, EPRO, Emerson DeltaV, Fuji, Siemens, HIMA, Prosoft, Invensys Triconex, ICS TRIPLEX, Woodward, Bachmann, Schneider\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"tel:+8618030205725\"\u003e\u003cspan\u003e\u003cstrong\u003eTEL: +86 18030205725 \u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e    \u003ca href=\"maito:manskiwong@cambia.cn\"\u003e\u003cspan\u003e\u003cstrong\u003eE-MAIL: manskiwong@cambia.cn\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"YOKOGAWA","offers":[{"title":"Default Title","offer_id":53451674059061,"sku":"SEC402-51 S1","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0834\/0789\/6885\/files\/SEC402-51S1_Cocoai.jpg?v=1788426330","url":"https:\/\/www.newgenplc.com\/bg\/products\/sec402-51-s1-yokogawa-esb-bus-coupler-module","provider":"New-Gen Automation Limited","version":"1.0","type":"link"}