{"product_id":"yokogawa-s9649fa-industrial-backup-battery-pack","title":"Yokogawa S9649FA Industrial Backup Battery Pack","description":"\u003cp\u003eThe \u003cstrong\u003eYokogawa S9649FA\u003c\/strong\u003e serves as the primary \u003cstrong\u003eS9649FA\u003c\/strong\u003e Dedicated Battery Pack utilized to execute data retention and register backup tasks across Yokogawa control system platforms. The hardware functions as a rechargeable energy storage node designed to supply volatile memory arrays with steady continuous voltage during main system power interruptions, preventing configuration database loss.\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\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\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\u003eS9649FA\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\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eJapan (JPN)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eStandard compact industrial battery assembly mass profile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eSealed pack form factor with integrated wire lead connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to +50 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e2.4 V Nominal Output Voltage \/ 1900 mAh Capacity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Chemistry\u003c\/td\u003e\n\u003ctd\u003eNickel-Metal Hydride (Ni-MH)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Sub-Function\u003c\/td\u003e\n\u003ctd\u003eVolatile RAM database preservation during main power loss\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRechargeability\u003c\/td\u003e\n\u003ctd\u003eAutonomous trickle-charged via host module backplane bus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eYokogawa DCS Network Interface \u0026amp; Signal Processing\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-20 mA HART Loop Protocol Database Retention:\u003c\/strong\u003e The battery pack directly preserves the local memory register caches hosting active configuration maps. During utility drops, it protects the software mapping tables that track multi-variable parameters from field-level 4-20 mA HART loop protocol transmitters, ensuring the node boots instantly without missing device variables.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel-to-Channel Isolation Parameter Verification:\u003c\/strong\u003e The battery assembly features a fully insulated outer jacket designed to isolate the cell matrix from adjacent logic card frames. This protective boundary ensures that internal electrochemical potentials maintain channel-to-channel isolation distances relative to neighboring backplane lines, preventing transient short-circuits.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What are the primary system hazards when attempting to replace the S9649FA battery pack?\u003c\/p\u003e\n\u003cp\u003eA: Disconnecting the battery pack while the primary host processor module is completely powered down will immediately erase all volatile configuration settings, memory logs, and local node address parameters. Always verify the host rack backplane is fully energized before executing cell replacement.\u003c\/p\u003e\n\u003cp\u003eQ: How does the Ni-MH chemistry handle continuous micro-charging states from the backplane?\u003c\/p\u003e\n\u003cp\u003eA: The onboard charging circuitry on the host Yokogawa card manages internal current profiles. It supplies a low-amplitude trickle charge designed to maintain the 2.4 V threshold and 1900 mAh capacity without causing localized thermal degradation or electrolyte outgassing under continuous exposure.\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":47894159950014,"sku":"S9649FA","price":3000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/screenshot_2026-05-18_13-58-18__1_f2046142-1122-4b22-b03f-b97ad45f6cae.png?v=1782798817","url":"https:\/\/www.autooiltech.com\/products\/yokogawa-s9649fa-industrial-backup-battery-pack","provider":"AutoOilTech Limited","version":"1.0","type":"link"}