{"product_id":"s9548fa-yokogawa-2-4v-1900mah-system-backup-battery-pack","title":"S9548FA | Yokogawa 2.4V 1900mAh | System Backup Battery Pack","description":"\u003ch2\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eS9548FA\u003c\/strong\u003e is a specialized industrial battery assembly designed for Yokogawa Distributed Control Systems (DCS), specifically within the CENTUM VP and CS 3000 hardware families. This high-capacity nickel-metal hydride (Ni-MH) or lithium-based rechargeable pack provides the critical DC voltage required to maintain volatile memory (SRAM) and system configuration data during primary power interruptions. By ensuring that the Field Control Station (FCS) retains its internal parameters, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eS9548FA\u003c\/strong\u003e prevents the loss of revolution counters and user-defined logic during maintenance or unplanned outages.\u003c\/p\u003e\n\u003cp\u003eConstructed for high reliability in industrial control environments, this battery unit features a stable 2.4V output and a 1900mAh capacity, offering extended discharge times compared to standard backup cells. It is typically housed in a protective casing with a keyed connector to ensure secure, vibration-resistant installation within the CPU or power supply module of the Yokogawa rack.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e: Yokogawa\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel Designation\u003c\/strong\u003e:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eS9548FA\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEquipment Type\u003c\/strong\u003e: Backup Battery Pack \/ Memory Support Unit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNominal Voltage\u003c\/strong\u003e: 2.4V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRated Capacity\u003c\/strong\u003e: 1900 mAh\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCell Chemistry\u003c\/strong\u003e: Industrial Grade rechargeable cells\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSystem Compatibility\u003c\/strong\u003e: Yokogawa CENTUM VP, CS 3000, and compatible Field Control Units\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePrimary Function\u003c\/strong\u003e: SRAM Data Retention and Real-Time Clock (RTC) support\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eConnector Type\u003c\/strong\u003e: Specialized multi-pin industrial lead\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e: Approx. 0.15 kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e: Optimized for internal control cabinet environments\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eOperational Applications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eS9548FA (S9548FA)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis essential for any Yokogawa DCS installation in refineries, chemical plants, and power utility sites. It acts as the final safeguard for process data, ensuring that when power is restored, the system can perform a warm start rather than a cold reboot, significantly reducing recovery time and preventing the need for manual parameter re-entry.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow often should the S9548FA battery pack be replaced?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYokogawa generally recommends a preventative maintenance cycle of 2 to 3 years for the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eS9548FA\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003e, depending on the ambient temperature of the cabinet. High temperatures can accelerate the chemical depletion of the cells.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat happens if the battery fails during a power outage?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIf the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eS9548FA\u003c\/strong\u003e is depleted, the Field Control Station will lose its internal memory contents. Upon power restoration, the system will trigger a \"Battery Alarm\" and require a full software download from the Engineering Workstation to restore operations.\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":53021976199352,"sku":"S9548FA","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/S9548FA.jpg?v=1773737380","url":"https:\/\/www.globalpetroparts.com\/products\/s9548fa-yokogawa-2-4v-1900mah-system-backup-battery-pack","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}