{"product_id":"abb-spa-zc21-bus-connection-module","title":"ABB SPA-ZC21 Bus Connection Module","description":"\u003cp\u003eThe ABB SPA-ZC21 is a specialized bus connection module designed to interface SPACOM secondary devices with a fiber-optic SPA bus. This unit functions as an electrical-to-optical converter, facilitating communication between substation secondary devices and higher-level monitoring or control systems.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eStandardized SPA to RS-485 conversion\u003c\/li\u003e\n\u003cli\u003eSupports multiple relay configurations\u003c\/li\u003e\n\u003cli\u003eFlexible optical interface options for glass or plastic fiber\u003c\/li\u003e\n\u003cli\u003eSelectable data transfer rates (300 to 19,200 bit\/s)\u003c\/li\u003e\n\u003cli\u003eIntegrated DIP switch configuration for master\/slave and communication mode selection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eSPA-ZC21\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunction\u003c\/td\u003e\n\u003ctd\u003eBus connection module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHost Interface\u003c\/td\u003e\n\u003ctd\u003e9-pin D-sub male\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBaud Rate\u003c\/td\u003e\n\u003ctd\u003e300 – 19,200 bit\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003e1500 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-25 degC to +70 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 degC to +85 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity\u003c\/td\u003e\n\u003ctd\u003e5 – 95 % RH (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTariff Code\u003c\/td\u003e\n\u003ctd\u003e8537101190\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eThe module is designed to plug directly into the 9-pin D-type subminiature connector on the rear plate of the host SPACOM device.\u003c\/li\u003e\n\u003cli\u003eEnsure the device is powered down before installation or removal of the module.\u003c\/li\u003e\n\u003cli\u003eConfigure the communication mode (SPA or RS485) and echo checking (Slave\/Master) using the front-panel DIP switches prior to commissioning.\u003c\/li\u003e\n\u003cli\u003eIf fiber routing requires adjustment, the internal PCB can be rotated 180 degrees by removing the two cross-slotted screws and reassembling the cover accordingly.\u003c\/li\u003e\n\u003cli\u003eHandle with standard ESD precautions to prevent damage to internal circuitry.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the SPA-ZC21?\u003c\/h3\u003e\u003cp\u003eIt connects substation secondary devices, such as relays, to a fiber-optic SPA bus system, allowing seamless data transmission between the device and a higher-level system.\u003c\/p\u003e\u003ch3\u003eWhat devices is it compatible with?\u003c\/h3\u003e\u003cp\u003eThe module is compatible with any SPACOM device equipped with a 9-pin D-type connector.\u003c\/p\u003e\u003ch3\u003eDoes the module require configuration?\u003c\/h3\u003e\u003cp\u003eYes, the module requires configuration via front-panel DIP switches for communication mode (SPA vs RS485) and echo checking (Master\/Slave). Additionally, the internal PCB orientation may be adjusted to match specific fiber-optic cable requirements.\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":50991446884604,"sku":"SPA-ZC21","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_3d56f857-0767-4d95-8be8-992e21aaa515.jpg?v=1786994714","url":"https:\/\/www.electronicplc.com\/es\/products\/abb-spa-zc21-bus-connection-module","provider":"Electronic PLC","version":"1.0","type":"link"}