{"product_id":"s9641fa-backup-battery-for-yokogawa-dcs-memory-protection","title":"S9641FA Backup Battery for Yokogawa DCS Memory Protection","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eYokogawa S9641FA\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as the primary emergency power source for CENTUM VP and CENTUM CS 3000 Distributed Control Systems (DCS). This\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoriginal battery module safeguards volatile memory and CPU configurations by providing instantaneous backup power during mains failure or system maintenance. Utilizing a robust Nickel-Cadmium (Ni-Cd) chemistry, the S9641FA ensures that critical process data, alarm logs, and system parameters remain intact, preventing costly re-programming and operational delays in chemical, energy, and manufacturing facilities.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eS9641FA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYokogawa\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBattery Chemistry\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNickel-Cadmium (Ni-Cd)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCompatible Systems\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCENTUM VP, CENTUM CS 3000\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eFunctional Role\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eData Retention \/ CPU \u0026amp; Memory Backup\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.91 kg (Unit) \/ 1.0 kg (Shipping)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eConfiguration\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCompact Module for Control Cabinet Integration\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eService Life\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eExtended Industrial Cycle Life\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNew with Original Factory Packaging\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eJapan \/ Singapore\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSuperior Data Integrity Protection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe S9641FA maintains power to the CPU and memory boards the moment the primary supply drops. This transition prevents \"cold starts\" and ensures the DCS recovers its last known operational state immediately upon power restoration.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eResilient Ni-Cd Chemistry:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUnlike standard lithium or lead-acid alternatives, the Nickel-Cadmium cells in the S9641FA withstand deep discharge cycles and maintain a stable voltage output across a wide temperature range. This chemistry excels in the high-heat environments typically found inside densely packed industrial control cabinets.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRuggedized Industrial Housing:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eYokogawa encapsulates the battery cells in a durable, vibration-resistant casing. This protective shell prevents physical damage from mechanical shocks and shields the internal chemistry from the dust and humidity prevalent in heavy industrial sectors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMaintenance-Friendly Design:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module features a compact form factor that allows for rapid installation and replacement within tight cabinet spaces. The standardized connector interface ensures a secure electrical contact, reducing the risk of intermittent power loss during critical backup phases.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLong-Term Storage Reliability:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe S9641FA retains its charge characteristics over extended periods of inactivity. This reliability makes it an ideal spare component for facilities that require immediate, \"off-the-shelf\" deployment during emergency maintenance windows.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How often should I replace the S9641FA battery module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWhile service life varies based on ambient temperature and discharge frequency, we recommend replacing the module according to your Yokogawa DCS maintenance schedule (typically every 2–3 years) to guarantee maximum backup capacity.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the S9641FA be used in both CENTUM VP and CENTUM CS 3000 systems?\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eYes. Yokogawa designed this module for full cross-compatibility between these two major DCS generations, ensuring a unified spare parts inventory for plants running mixed architectures.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the module ship with a full charge?\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThis\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eBrand New\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoriginal module typically ships with a factory-level charge. However, once installed, the DCS charging circuit will maintain the battery at its optimal voltage level for continuous readiness.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What are the primary signs that the S9641FA needs replacement?\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eMost Yokogawa CPUs will trigger a \"Battery Low\" or \"Battery Alarm\" on the Human Interface Station (HIS) when the voltage drops below a safe threshold. We recommend immediate replacement once this alarm appears to avoid data loss during the next power cycle.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43802076184675,"sku":"S9641FA","price":360.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/252_c8a7f171-ec4c-43f4-a17d-320e4f014c99.jpg?v=1761809322","url":"https:\/\/www.autocontrolglobal.com\/products\/s9641fa-backup-battery-for-yokogawa-dcs-memory-protection","provider":"AutoControl Global","version":"1.0","type":"link"}