{"product_id":"yokogawa-pw481-50-s2-centum-vp-power-supply-module","title":"YOKOGAWA PW481-50 S2 CENTUM VP Power Supply Module","description":"\u003ch2\u003eYOKOGAWA PW481-50 S2 Power Supply Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eYOKOGAWA PW481-50 S2\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003ePW481-50\u003c\/strong\u003e Power Supply Module, operates as a dedicated hardware component for internal backplane DC power regulation within CENTUM VP Field Control Units and FIO Node Units.\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\u003ePW481-50 S2\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\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.18 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e22.0 x 181.0 x 127.0 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 deg C to +60 deg C (up to +70 deg C with suffix -50)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eMax 200 VA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e100-120 VAC +\/-10%, 50\/60 Hz +\/-3 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eRack mount in dedicated slots (P1-P2) of FCU or FIO Node Unit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnvironmental Protection\u003c\/td\u003e\n\u003ctd\u003eISA Standard G3 conformal coating option\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Class\u003c\/td\u003e\n\u003ctd\u003eIP20 (cabinet installation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRedundancy\u003c\/td\u003e\n\u003ctd\u003eDual-redundant configuration via paired modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eGalvanic Isolation and 4-20 mA HART Loop Protocol Integration\u003c\/h3\u003e\n\u003cp\u003eThe internal power conversion circuits utilize galvanic isolation to segregate primary line noise from sensitive internal backplane channels. This design prevents ground loops from interfering with field-side 4-20 mA HART loop protocol signals and analog I\/O bus communications. By maintaining tight regulation across internal bus rails, the unit suppresses cross-talk and transient voltage spikes, preserving data integrity across distributed control system nodes.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What power output configuration does the module execute within the backplane?\u003c\/p\u003e\n\u003cp\u003eA: The module conditions incoming AC voltage and feeds regulated DC power directly through dedicated backplane slots (P1-P2) rather than functioning as a standalone external bench supply.\u003c\/p\u003e\n\u003cp\u003eQ: Can the module undergo live replacement during active operations?\u003c\/p\u003e\n\u003cp\u003eA: Yes, when deployed in a dual-redundant power setup (occupying both P1 and P2 slots), the unit supports hot-swappable replacement without interrupting controller operations or system downtime.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eVerify that power is isolated or that the module is installed in a validated dual-redundant configuration before inserting the unit into assigned rack slots P1 or P2.\u003c\/li\u003e\n\u003cli\u003eEnsure proper chassis grounding protocols are established on the target rack chassis to route high-frequency line noise directly to earth ground.\u003c\/li\u003e\n\u003cli\u003eConfirm that ambient enclosure temperatures remain within the -20 deg C to +60 deg C operating threshold, or utilize the suffix -50 variant if ambient limits reach +70 deg C.\u003c\/li\u003e\n\u003cli\u003eAlign the module card edges precisely with the internal backplane guide rails and slide the unit firmly into place until the locking mechanism fully engages.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43787197120602,"sku":"PW481-50 S2","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/715..jpg?v=1785893907","url":"https:\/\/www.spareoil.com\/es\/products\/yokogawa-pw481-50-s2-centum-vp-power-supply-module","provider":"SpareOil Automation","version":"1.0","type":"link"}