{"product_id":"24-vdc-power-supply-module-yokogawa-spw484-13-s1-prosafe-rs","title":"24 VDC Power Supply Module | Yokogawa SPW484-13 S1 ProSafe-RS","description":"\u003ch2\u003eYokogawa SPW484-13 S1 Power Supply Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for AC-to-DC primary power conversion in ProSafe-RS Safety Control Station platforms, the \u003cstrong\u003eYokogawa SPW484-13 S1\u003c\/strong\u003e (\u003cstrong\u003eSPW484-13\u003c\/strong\u003e Power Supply Module) provides direct physical\/electrical execution. Mounted directly into the SCS rack subrack, the module conditions incoming 100-240 VAC mains voltage to generate a regulated 24 VDC bus output rated up to 5 A. This supply rail directly powers local CPU processors, communication interfaces, and backplane-connected I\/O modules, maintaining galvanic isolation between field wiring and internal system buses.\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\u003eSPW484-13 S1\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 \/ Indonesia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e3.2 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e178 x 191 x 197 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\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temp\u003c\/td\u003e\n\u003ctd\u003e-40 deg C to +85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e5-95 % RH (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e120 W output capacity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e100-240 VAC (50\/60 Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC regulated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current\u003c\/td\u003e\n\u003ctd\u003eUp to 5 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEfficiency\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;=85% typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRipple \u0026amp; Noise\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;=50 mV RMS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompliance\u003c\/td\u003e\n\u003ctd\u003eCE, TUV, ATEX, IECEx, SIL3 compliance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel-to-Channel Isolation and Power Distribution\u003c\/h3\u003e\n\u003cp\u003eThe Yokogawa SPW484-13 S1 features full galvanic isolation between input mains circuits and output system buses to prevent transient voltage spikes from damaging safety processors. Integrated active decoupling circuitry supports dual-redundant power configurations within the SCS rack. When two modules run in parallel, internal load-sharing circuits equalize the current draw, enabling seamless, uninterrupted takeover if one AC feed or internal power stage experiences a hardware failure.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the SPW484-13 S1 support online hot-swapping during active SIL3 controller operation?\u003c\/p\u003e\n\u003cp\u003eA: Yes, you can extract a failed SPW484-13 S1 module and install a replacement unit while the subrack remains energized, provided a secondary redundant power supply module maintains the 24 VDC bus load.\u003c\/p\u003e\n\u003cp\u003eQ: How does the unit alert the safety system controller to primary power failures?\u003c\/p\u003e\n\u003cp\u003eA: The module drives real-time diagnostic signals across the rack backplane bus while illuminating front-panel status LEDs to notify the controller instantly of input line loss, overcurrent shutdown, or thermal limit exceedances.\u003c\/p\u003e\n\u003cp\u003eQ: What protective measures prevent downstream damage during external field shorts?\u003c\/p\u003e\n\u003cp\u003eA: The module incorporates built-in overcurrent and short-circuit protection circuits. Upon detecting a continuous fault condition, it limits output current and automatically restores standard 24 VDC output once the external fault is cleared.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eFirst, turn off external supply circuit breakers feeding the target SCS subrack slot before starting hardware installation. Ensure technicians attach a grounded ESD wrist strap to an unpainted metal surface on the panel chassis.\u003c\/p\u003e\n\u003cp\u003eNext, align the SPW484-13 S1 module guide rails with the designated power supply slot in the rack frame. Slide the unit firmly inward until the rear power connectors fully seat against the backplane connector block, then torque the top and bottom retaining screws to 0.6 Nm.\u003c\/p\u003e\n\u003cp\u003eThen, route incoming AC power wiring through dedicated cabinet conduits to maintain separation from low-voltage DC lines and signal cables. Strip conductor insulation cleanly to 7 mm, secure wires firmly into the screw terminal connections, and verify correct line and neutral orientation.\u003c\/p\u003e\n\u003cp\u003eFinally, measure the incoming AC line voltage to ensure it stays within the allowable 100-240 VAC range. Apply primary mains power and verify that the green front-panel power LED lights up continuously, indicating correct voltage output to the backplane.\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43782910378074,"sku":"SPW484-13","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/126._65696b6a-2e36-4b1f-b3ea-08a5a336d9f5.jpg?v=1785822619","url":"https:\/\/www.spareoil.com\/products\/24-vdc-power-supply-module-yokogawa-spw484-13-s1-prosafe-rs","provider":"SpareOil Automation","version":"1.0","type":"link"}